{"id":20,"date":"2023-07-26T21:46:15","date_gmt":"2023-07-26T21:46:15","guid":{"rendered":"https:\/\/chemuza.org\/ar\/%d9%87%d9%8a%d9%83%d9%84-bf3-%d9%84%d9%88%d9%8a%d8%b3\/"},"modified":"2023-07-26T21:46:15","modified_gmt":"2023-07-26T21:46:15","slug":"%d9%87%d9%8a%d9%83%d9%84-bf3-%d9%84%d9%88%d9%8a%d8%b3","status":"publish","type":"post","link":"https:\/\/chemuza.org\/ar\/%d9%87%d9%8a%d9%83%d9%84-bf3-%d9%84%d9%88%d9%8a%d8%b3\/","title":{"rendered":"\u0647\u064a\u0643\u0644 bf3 \u0644\u0648\u064a\u0633 \u0641\u064a \u062e\u0645\u0633 \u062e\u0637\u0648\u0627\u062a (\u0635\u0648\u0631 \u062a\u0648\u0636\u064a\u062d\u064a\u0629)"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"650\" height=\"447\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/structure-bf3-lewis.jpg\" alt=\"\u0647\u064a\u0643\u0644 \u0644\u0648\u064a\u0633 BF3\" class=\"wp-image-192\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u0642\u062f \u0631\u0623\u064a\u062a \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0628\u0627\u0644\u0641\u0639\u0644\u060c \u0623\u0644\u064a\u0633 \u0643\u0630\u0644\u0643\u061f<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0627\u0633\u0645\u062d\u0648\u0627 \u0644\u064a \u0623\u0646 \u0623\u0634\u0631\u062d \u0628\u0625\u064a\u062c\u0627\u0632 \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647.<\/p>\n<p style=\";text-align:right;direction:rtl\"> <strong><em><mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">\u064a\u062d\u062a\u0648\u064a \u0647\u064a\u0643\u0644 BF3 Lewis \u0639\u0644\u0649 \u0630\u0631\u0629 \u0628\u0648\u0631\u0648\u0646 (B) \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0632 \u0645\u062d\u0627\u0637\u0629 \u0628\u062b\u0644\u0627\u062b \u0630\u0631\u0627\u062a \u0641\u0644\u0648\u0631 (F). \u0647\u0646\u0627\u0643 \u062b\u0644\u0627\u062b \u0631\u0648\u0627\u0628\u0637 \u0641\u0631\u062f\u064a\u0629 \u0628\u064a\u0646 \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0643\u0644 \u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631 (F).<\/mark><\/em><\/strong><\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0625\u0630\u0627 \u0644\u0645 \u062a\u0641\u0647\u0645 \u0623\u064a \u0634\u064a\u0621 \u0645\u0646 \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0644\u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0644\u0640 BF3\u060c \u0641\u0627\u0628\u0642 \u0645\u0639\u064a \u0648\u0633\u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0634\u0631\u062d \u062a\u0641\u0635\u064a\u0644\u064a \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 \u062d\u0648\u0644 \u0631\u0633\u0645 \u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0644\u0640 <a href=\"https:\/\/webbook.nist.gov\/cgi\/cbook.cgi?ID=C7637072&amp;Mask=1A8F\" target=\"_blank\" rel=\"noopener\">BF3<\/a> .<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u0630\u0644\u0643 \u062f\u0639\u0648\u0646\u0627 \u0646\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u062e\u0637\u0648\u0627\u062a \u0631\u0633\u0645 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633<\/a> \u0644\u0640 BF3.<\/p>\n<h2 class=\"wp-block-heading\" style=\";text-align:right;direction:rtl\"> <strong>\u062e\u0637\u0648\u0627\u062a \u0631\u0633\u0645 \u0647\u064a\u0643\u0644 \u0644\u0648\u064a\u0633 BF3<\/strong><\/h2>\n<h3 class=\"wp-block-heading\" style=\";text-align:right;direction:rtl\"> <strong>\u0627\u0644\u062e\u0637\u0648\u0629 1: \u0623\u0648\u062c\u062f \u0627\u0644\u0639\u062f\u062f \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0641\u064a \u062c\u0632\u064a\u0621 BF3<\/strong><\/h3>\n<p style=\";text-align:right;direction:rtl\"> \u0645\u0646 \u0623\u062c\u0644 \u0627\u0644\u0639\u062b\u0648\u0631 \u0639\u0644\u0649 \u0627\u0644\u0639\u062f\u062f \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624<\/a> \u0641\u064a <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u062c\u0632\u064a\u0621 BF3<\/a> \u060c \u0639\u0644\u064a\u0643 \u0623\u0648\u0644\u0627 \u0645\u0639\u0631\u0641\u0629 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646<\/a> \u0648\u0643\u0630\u0644\u0643 \u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631.<br \/> (\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0647\u064a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0627\u0644\u0645\u062f\u0627\u0631<\/a> \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0644\u0623\u064a \u0630\u0631\u0629).<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0633\u0623\u062e\u0628\u0631\u0643 \u0647\u0646\u0627 \u0628\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0639\u062b\u0648\u0631 \u0628\u0633\u0647\u0648\u0644\u0629 \u0639\u0644\u0649 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0644\u0644\u0628\u0648\u0631\u0648\u0646 \u0648\u0643\u0630\u0644\u0643 \u0627\u0644\u0641\u0644\u0648\u0631 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062f\u0648\u0631\u064a<\/a> .<\/p>\n<p class=\"has-medium-font-size\" style=\";text-align:right;direction:rtl\"> <strong>\u0625\u062c\u0645\u0627\u0644\u064a \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0641\u064a \u062c\u0632\u064a\u0621 BF3<\/strong><\/p>\n<p style=\";text-align:right;direction:rtl\"> <strong>\u2192 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u0639\u0637\u0627\u0629 \u0645\u0646 \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646:<\/strong> <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"303\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/2-6.jpg\" alt=\"\" class=\"wp-image-193\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0627\u0644\u0628\u0648\u0631\u0648\u0646<\/a> \u0647\u0648 \u0623\u062d\u062f \u0639\u0646\u0627\u0635\u0631 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 13<\/a> \u0645\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062f\u0648\u0631\u064a. <a href=\"https:\/\/www.rsc.org\/periodic-table\/element\/5\/boron\" target=\"_blank\" rel=\"noopener\"><sup>[1]<\/sup><\/a> \u0648\u0644\u0630\u0644\u0643 \u0641\u0625\u0646 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0627\u0644\u0628\u0648\u0631\u0648\u0646 \u0647\u064a <strong>3<\/strong> . <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"220\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/3-6.jpg\" alt=\"\" class=\"wp-image-194\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0645\u0643\u0646\u0643 \u0631\u0624\u064a\u0629 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 \u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d \u0641\u064a \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647.<\/p>\n<p style=\";text-align:right;direction:rtl\"> <strong>\u2192 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u0639\u0637\u0627\u0629 \u0645\u0646 \u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631:<\/strong> <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"302\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/4-3.jpg\" alt=\"\" class=\"wp-image-195\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0627\u0644\u0641\u0644\u0648\u0631\u064a\u062a<\/a> \u0647\u0648 \u0639\u0646\u0635\u0631 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0641\u064a \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 17<\/a> \u0645\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062f\u0648\u0631\u064a. <a href=\"https:\/\/education.jlab.org\/itselemental\/ele009.html\" target=\"_blank\" rel=\"noopener\"><sup>[1]<\/sup><\/a> \u0648\u0644\u0630\u0644\u0643 \u0641\u0625\u0646 \u0625\u0644\u0643\u062a\u0631\u0648\u0646 \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u0648\u062c\u0648\u062f \u0641\u064a \u0627\u0644\u0641\u0644\u0648\u0631\u064a\u062a \u0647\u0648 <strong>7<\/strong> . <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"231\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/5-3.jpg\" alt=\"\" class=\"wp-image-196\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0645\u0643\u0646\u0643 \u0631\u0624\u064a\u0629 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0633\u0628\u0639\u0629 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631 \u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d \u0641\u064a \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u0630\u0627\u060c<\/p>\n<p style=\";text-align:right;direction:rtl\"> <strong>\u0625\u062c\u0645\u0627\u0644\u064a \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0641\u064a \u062c\u0632\u064a\u0621 BF3<\/strong> = \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u062a\u0628\u0631\u0639 \u0628\u0647\u0627 \u0645\u0646 \u0630\u0631\u0629 \u0628\u0648\u0631\u0648\u0646 \u0648\u0627\u062d\u062f\u0629 + \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u062a\u0628\u0631\u0639 \u0628\u0647\u0627 \u0645\u0646 3 \u0630\u0631\u0627\u062a \u0641\u0644\u0648\u0631 = <strong>3 + 7(3) = 24<\/strong> .<\/p>\n<h3 class=\"wp-block-heading\" style=\";text-align:right;direction:rtl\"> <strong>\u0627\u0644\u062e\u0637\u0648\u0629 2: \u062d\u062f\u062f \u0627\u0644\u0630\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629<\/strong><\/h3>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0630\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629\u060c \u064a\u062c\u0628 \u0623\u0646 \u0646\u062a\u0630\u0643\u0631 \u0623\u0646 \u0627\u0644\u0630\u0631\u0629 \u0627\u0644\u0623\u0642\u0644 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0633\u0627\u0644\u0628\u064a\u0629 \u0643\u0647\u0631\u0628\u064a\u0629<\/a> \u062a\u0628\u0642\u0649 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0632.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0627\u0644\u0622\u0646 \u0647\u0646\u0627 \u0627\u0644\u062c\u0632\u064a\u0621 \u0627\u0644\u0645\u0639\u0637\u0649 \u0647\u0648 BF3 \u0648\u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0630\u0631\u0627\u062a \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0630\u0631\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631 (F). <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"478\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/5.jpg\" alt=\"\" class=\"wp-image-29\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0645\u0643\u0646\u0643 \u0631\u0624\u064a\u0629 \u0642\u064a\u0645 \u0627\u0644\u0633\u0627\u0644\u0628\u064a\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u064a\u0629 \u0644\u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631 (F) \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062f\u0648\u0631\u064a \u0623\u0639\u0644\u0627\u0647.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0625\u0630\u0627 \u0642\u0627\u0631\u0646\u0627 \u0642\u064a\u0645 \u0627\u0644\u0633\u0627\u0644\u0628\u064a\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u064a\u0629 \u0644\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0627\u0644\u0641\u0644\u0648\u0631 (F)\u060c \u0641\u0625\u0646 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u0633\u0627\u0644\u0628\u064a\u0629-\u0627\u0644\u0643\u0647\u0631\u0628\u064a\u0629-\u0644\u0644\u062c\u062f\u0648\u0644-\u0627\u0644\u062f\u0648\u0631\u064a\/\">\u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 \u0623\u0642\u0644 \u0633\u0627\u0644\u0628\u064a\u0629 \u0643\u0647\u0631\u0628\u064a\u0629<\/a> .<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0647\u0646\u0627\u060c \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0647\u064a \u0627\u0644\u0630\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629 \u0648\u0630\u0631\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631 (F) \u0647\u064a \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"150\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/bf3-etape-1.jpg\" alt=\"BF3 \u0627\u0644\u0645\u0631\u062d\u0644\u0629 1\" class=\"wp-image-197\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<h3 class=\"wp-block-heading\" style=\";text-align:right;direction:rtl\"> <strong>\u0627\u0644\u062e\u0637\u0648\u0629 3: \u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 \u0643\u0644 \u0630\u0631\u0629 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0648\u0636\u0639 \u0632\u0648\u062c \u0645\u0646 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0628\u064a\u0646\u0647\u0645\u0627<\/strong><\/h3>\n<p style=\";text-align:right;direction:rtl\"> \u0627\u0644\u0622\u0646 \u0641\u064a \u062c\u0632\u064a\u0621 BF3\u060c \u064a\u062c\u0628 \u0623\u0646 \u0646\u0636\u0639 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0623\u0632\u0648\u0627\u062c \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a<\/a> \u0628\u064a\u0646 \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0630\u0631\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631 (F). <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"149\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/bf3-etape-2.jpg\" alt=\"BF3 \u0627\u0644\u0645\u0631\u062d\u0644\u0629 2\" class=\"wp-image-198\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0634\u064a\u0631 \u0647\u0630\u0627 \u0625\u0644\u0649 \u0623\u0646 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0627\u0644\u0641\u0644\u0648\u0631 (F) <a href=\"https:\/\/wou.edu\/chemistry\/courses\/online-chemistry-textbooks\/ch150-preparatory-chemistry\/ch150-chapter-4-covalent-bonds-molecular-compounds\/\" target=\"_blank\" rel=\"noopener\">\u0645\u0631\u062a\u0628\u0637\u0627\u0646 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u064b\u0627<\/a> \u0628\u0628\u0639\u0636\u0647\u0645\u0627 \u0627\u0644\u0628\u0639\u0636 \u0641\u064a \u062c\u0632\u064a\u0621 BF3.<\/p>\n<h3 class=\"wp-block-heading\" style=\";text-align:right;direction:rtl\"> <strong>\u0627\u0644\u062e\u0637\u0648\u0629 4: \u062c\u0639\u0644 \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0645\u0633\u062a\u0642\u0631\u0629<\/strong><\/h3>\n<p style=\";text-align:right;direction:rtl\"> \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062e\u0637\u0648\u0629 \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0647\u0646\u0627 \u0641\u064a \u0627\u0644\u0631\u0633\u0645 \u0627\u0644\u062a\u062e\u0637\u064a\u0637\u064a \u0644\u062c\u0632\u064a\u0621 BF3 \u064a\u0645\u0643\u0646\u0643 \u0623\u0646 \u062a\u0631\u0649 \u0623\u0646 \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0647\u064a \u0630\u0631\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u062a\u0634\u0643\u0644 \u0630\u0631\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0647\u0630\u0647 \u062b\u0645\u0627\u0646\u064a\u064b\u0627 \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0641\u0647\u064a \u0645\u0633\u062a\u0642\u0631\u0629. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"306\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/bf3-etape-3.jpg\" alt=\"BF3 \u0627\u0644\u0645\u0631\u062d\u0644\u0629 3\" class=\"wp-image-199\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0630\u0644\u0643\u060c \u0641\u064a \u0627\u0644\u062e\u0637\u0648\u0629 1\u060c \u0642\u0645\u0646\u0627 \u0628\u062d\u0633\u0627\u0628 \u0627\u0644\u0639\u062f\u062f \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u062c\u0632\u064a\u0621 BF3.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u062d\u062a\u0648\u064a \u062c\u0632\u064a\u0621 BF3 <strong>\u0639\u0644\u0649 \u0625\u062c\u0645\u0627\u0644\u064a 24 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064b\u0627 \u062a\u0643\u0627\u0641\u0624\u064b\u0627<\/strong> \u0648\u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062c\u0645\u064a\u0639 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0647\u0630\u0647 \u0641\u064a \u0627\u0644\u0631\u0633\u0645 \u0627\u0644\u0628\u064a\u0627\u0646\u064a \u0623\u0639\u0644\u0627\u0647 \u0644\u0640 BF3.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0627 \u064a\u0648\u062c\u062f \u0627\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0623\u0632\u0648\u0627\u062c \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0627\u0644\u0627\u062d\u062a\u0641\u0627\u0638 \u0628\u0647\u0627 \u0641\u064a \u0627\u0644\u0630\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0648\u0627\u0644\u0622\u0646 \u062f\u0639\u0648\u0646\u0627 \u0646\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u0627\u0644\u062e\u0637\u0648\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629.<\/p>\n<h3 class=\"wp-block-heading\" style=\";text-align:right;direction:rtl\"> <strong>\u0627\u0644\u062e\u0637\u0648\u0629 5: \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0647\u064a\u0643\u0644 \u0644\u0648\u064a\u0633<\/strong><\/h3>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u0642\u062f \u0648\u0635\u0644\u062a \u0627\u0644\u0622\u0646 \u0625\u0644\u0649 \u0627\u0644\u062e\u0637\u0648\u0629 \u0627\u0644\u0623\u062e\u064a\u0631\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0627\u062c \u0641\u064a\u0647\u0627 \u0625\u0644\u0649 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0644\u0640 BF3.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0641\u0647\u0648\u0645 <a href=\"https:\/\/bluebox.creighton.edu\/demo\/modules\/en-boundless-old\/www.boundless.com\/chemistry\/definition\/formal-charge\/index.html\" target=\"_blank\" rel=\"noopener\">\u0627\u0644\u0634\u062d\u0646 \u0627\u0644\u0631\u0633\u0645\u064a<\/a> .<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0628\u0627\u062e\u062a\u0635\u0627\u0631\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0646\u0627 \u0627\u0644\u0622\u0646 \u0625\u064a\u062c\u0627\u062f \u0627\u0644\u0634\u062d\u0646\u0629 \u0627\u0644\u0631\u0633\u0645\u064a\u0629 \u0644\u0630\u0631\u0627\u062a \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0643\u0630\u0644\u0643 \u0630\u0631\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631 (F) \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u062c\u0632\u064a\u0621 BF3.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0636\u0631\u064a\u0628\u0629 \u0627\u0644\u0631\u0633\u0645\u064a\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<p class=\"has-background\" style=\"background-color:#ffe9cf;text-align:right;direction:rtl\"> <strong>\u0627\u0644\u0634\u062d\u0646\u0629 \u0627\u0644\u0631\u0633\u0645\u064a\u0629 = \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u2013 (\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0627\u0628\u0637\u0629)\/2 \u2013 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629<\/strong><\/p>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0645\u0643\u0646\u0643 \u0631\u0624\u064a\u0629 \u0639\u062f\u062f <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0627\u0628\u0637\u0629<\/a> \u0648\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u063a\u064a\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629<\/a> \u0644\u0643\u0644 \u0630\u0631\u0629 \u0645\u0646 \u062c\u0632\u064a\u0621 BF3 \u0641\u064a \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u062f\u0646\u0627\u0647. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"246\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/bf3-etape-4.jpg\" alt=\"BF3 \u0627\u0644\u0645\u0631\u062d\u0644\u0629 4\" class=\"wp-image-200\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> <strong>\u0644\u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B):<\/strong><strong><br \/><\/strong> \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624 = 3 (\u0644\u0623\u0646 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 \u0645\u0648\u062c\u0648\u062f \u0641\u064a \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 13)<br \/> \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0627\u0628\u0637\u0629 = 6<br \/> \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629 = 0<\/p>\n<p style=\";text-align:right;direction:rtl\"> <strong>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631 (F):<\/strong><br \/> \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a = 7 (\u0644\u0623\u0646 \u0627\u0644\u0641\u0644\u0648\u0631 \u0645\u0648\u062c\u0648\u062f \u0641\u064a \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 17)<br \/> \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0627\u0628\u0637\u0629 = 2<br \/> \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629 = 6 <\/p>\n<figure class=\"wp-block-table\">\n<table style=\";text-align:right;direction:rtl\">\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>\u0627\u062a\u0647\u0627\u0645 \u0631\u0633\u0645\u064a<\/strong><\/td>\n<td> <strong>=<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0643\u0627\u0641\u0624<\/strong><\/td>\n<td> <strong>&#8211;<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>(\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0644\u0632\u0645\u0629)\/2<\/strong><\/td>\n<td> <strong>&#8211;<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>\u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629<\/strong> <\/td>\n<td><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> \u0628<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 3<\/td>\n<td> &#8211;<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 6\/2<\/td>\n<td> &#8211;<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 0<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>0<\/strong><\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> F<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 7<\/td>\n<td> &#8211;<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 2\/2<\/td>\n<td> &#8211;<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 6<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>0<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u0645\u0646 \u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u0634\u062d\u0646\u0629 \u0627\u0644\u0631\u0633\u0645\u064a\u0629 \u0623\u0639\u0644\u0627\u0647\u060c \u064a\u0645\u0643\u0646\u0643 \u0623\u0646 \u062a\u0631\u0649 \u0623\u0646 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0634\u062d\u0646\u0629 \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B)<\/a> \u0648\u0643\u0630\u0644\u0643 <a href=\"https:\/\/chemuza.org\/ar\/\u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a-\u0627\u0644\u0627\u0654\u0633\u0627\u0633\u064a\u0629-\u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621\/\">\u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631 (F)<\/a> \u0644\u0647\u0627 \u0634\u062d\u0646\u0629 \u0631\u0633\u0645\u064a\u0629 <strong>&#8220;\u0635\u0641\u0631&#8221;<\/strong> .<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u064a\u0634\u064a\u0631 \u0647\u0630\u0627 \u0625\u0644\u0649 \u0623\u0646 \u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0644\u0640 BF3 \u0645\u0633\u062a\u0642\u0631\u0629 \u0648\u0644\u0627 \u064a\u0648\u062c\u062f \u0623\u064a \u062a\u063a\u064a\u064a\u0631 \u0625\u0636\u0627\u0641\u064a \u0641\u064a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0644\u0640 BF3.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0641\u064a \u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0627\u0644\u0646\u0642\u0637\u064a\u0629 \u0623\u0639\u0644\u0627\u0647 \u0644\u0640 BF3\u060c \u064a\u0645\u0643\u0646\u0643 \u0623\u064a\u0636\u064b\u0627 \u062a\u0645\u062b\u064a\u0644 \u0643\u0644 \u0632\u0648\u062c \u0645\u0646 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0631\u0627\u0628\u0637 (:) \u0643\u0631\u0627\u0628\u0637\u0629 \u0648\u0627\u062d\u062f\u0629 (|). \u0633\u064a\u0624\u062f\u064a \u0627\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643 \u0625\u0644\u0649 \u062a\u0643\u0648\u064a\u0646 \u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0644\u0640 BF3. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"264\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/structure-de-Lewis-de-bf3.jpg\" alt=\"\u0647\u064a\u0643\u0644 \u0644\u0648\u064a\u0633 \u0644\u0640 BF3\" class=\"wp-image-201\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\";text-align:right;direction:rtl\"> \u0623\u062a\u0645\u0646\u0649 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0642\u062f \u0641\u0647\u0645\u062a \u062c\u0645\u064a\u0639 \u0627\u0644\u062e\u0637\u0648\u0627\u062a \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u062a\u0645\u0627\u0645\u064b\u0627.<\/p>\n<p style=\";text-align:right;direction:rtl\"> \u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u062f\u0631\u064a\u0628 \u0648\u0627\u0644\u0641\u0647\u0645 \u0627\u0644\u0623\u0641\u0636\u0644\u060c \u064a\u0645\u0643\u0646\u0643 \u062a\u062c\u0631\u0628\u0629 \u0647\u064a\u0627\u0643\u0644 \u0644\u0648\u064a\u0633 \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u0645\u062f\u0631\u062c\u0629 \u0623\u062f\u0646\u0627\u0647.<\/p>\n<style>\n.wp-block-table table, .wp-block-table td, .wp-block-table th {\n    border: 0;\n}\n<\/style>\n<p style=\";text-align:right;direction:rtl\"><strong>\u062c\u0631\u0628 (\u0623\u0648 \u0639\u0644\u0649 \u0627\u0644\u0623\u0642\u0644 \u0634\u0627\u0647\u062f) \u0647\u064a\u0627\u0643\u0644 \u0644\u0648\u064a\u0633 \u0647\u0630\u0647 \u0644\u0641\u0647\u0645 \u0623\u0641\u0636\u0644:<\/strong><\/p>\n<figure class=\"wp-block-table\">\n<table style=\";text-align:right;direction:rtl\">\n<tbody>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/ar\/\u0647\u064a\u0643\u0644-o3-\u0644\u0648\u064a\u0633\/\">\u0647\u064a\u0643\u0644 O3 \u0644\u0648\u064a\u0633<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/ar\/\u0647\u064a\u0643\u0644-\u0644\u0648\u064a\u0633-c2h2\/\">\u0647\u064a\u0643\u0644 \u0644\u0648\u064a\u0633 C2H2<\/a><\/td>\n<\/tr>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/ar\/\u0647\u064a\u0643\u0644-ch2o-\u0644\u0648\u064a\u0633\/\">\u0647\u064a\u0643\u0644 CH2O \u0644\u0648\u064a\u0633<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/ar\/\u0647\u064a\u0643\u0644-\u0644\u0648\u064a\u0633-so3\/\">\u0647\u064a\u0643\u0644 SO3 \u0644\u0648\u064a\u0633<\/a><\/td>\n<\/tr>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/ar\/\u0647\u064a\u0643\u0644-c2h4-\u0644\u0648\u064a\u0633\/\">\u0647\u064a\u0643\u0644 \u0644\u0648\u064a\u0633 C2H4<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/ar\/\u0647\u064a\u0643\u0644-\u0644\u0648\u064a\u0633-sf4\/\">\u0647\u064a\u0643\u0644 SF4 \u0644\u0648\u064a\u0633<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u0644\u0642\u062f \u0631\u0623\u064a\u062a \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0628\u0627\u0644\u0641\u0639\u0644\u060c \u0623\u0644\u064a\u0633 \u0643\u0630\u0644\u0643\u061f \u0627\u0633\u0645\u062d\u0648\u0627 \u0644\u064a \u0623\u0646 \u0623\u0634\u0631\u062d \u0628\u0625\u064a\u062c\u0627\u0632 \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647. \u064a\u062d\u062a\u0648\u064a \u0647\u064a\u0643\u0644 BF3 Lewis \u0639\u0644\u0649 \u0630\u0631\u0629 \u0628\u0648\u0631\u0648\u0646 (B) \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0632 \u0645\u062d\u0627\u0637\u0629 \u0628\u062b\u0644\u0627\u062b \u0630\u0631\u0627\u062a \u0641\u0644\u0648\u0631 (F). \u0647\u0646\u0627\u0643 \u062b\u0644\u0627\u062b \u0631\u0648\u0627\u0628\u0637 \u0641\u0631\u062f\u064a\u0629 \u0628\u064a\u0646 \u0630\u0631\u0629 \u0627\u0644\u0628\u0648\u0631\u0648\u0646 (B) \u0648\u0643\u0644 \u0630\u0631\u0629 \u0627\u0644\u0641\u0644\u0648\u0631 (F). \u0625\u0630\u0627 \u0644\u0645 \u062a\u0641\u0647\u0645 \u0623\u064a \u0634\u064a\u0621 \u0645\u0646 \u0627\u0644\u0635\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0644\u0628\u0646\u064a\u0629 \u0644\u0648\u064a\u0633 \u0644\u0640 BF3\u060c \u0641\u0627\u0628\u0642 \u0645\u0639\u064a &#8230; <a title=\"\u0647\u064a\u0643\u0644 bf3 \u0644\u0648\u064a\u0633 \u0641\u064a \u062e\u0645\u0633 \u062e\u0637\u0648\u0627\u062a (\u0635\u0648\u0631 \u062a\u0648\u0636\u064a\u062d\u064a\u0629)\" class=\"read-more\" href=\"https:\/\/chemuza.org\/ar\/%d9%87%d9%8a%d9%83%d9%84-bf3-%d9%84%d9%88%d9%8a%d8%b3\/\" aria-label=\"More on \u0647\u064a\u0643\u0644 bf3 \u0644\u0648\u064a\u0633 \u0641\u064a \u062e\u0645\u0633 \u062e\u0637\u0648\u0627\u062a (\u0635\u0648\u0631 \u062a\u0648\u0636\u064a\u062d\u064a\u0629)\">\u0627\u0642\u0631\u0623 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