{"id":75,"date":"2023-07-26T10:55:40","date_gmt":"2023-07-26T10:55:40","guid":{"rendered":"https:\/\/chemuza.org\/pt\/estrutura-cn-lewis\/"},"modified":"2023-07-26T10:55:40","modified_gmt":"2023-07-26T10:55:40","slug":"estrutura-cn-lewis","status":"publish","type":"post","link":"https:\/\/chemuza.org\/pt\/estrutura-cn-lewis\/","title":{"rendered":"Estrutura cn-lewis em 6 etapas (com imagens)"},"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-du-CN-Lewis.jpg\" alt=\"Estrutura CN-Lewis\" class=\"wp-image-492\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Ent\u00e3o voc\u00ea j\u00e1 viu a imagem acima, certo?<\/p>\n<p> Deixe-me explicar brevemente a imagem acima.<\/p>\n<p> <strong><em><mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">A estrutura de Lewis CN- (\u00edon cianeto) tem um \u00e1tomo de carbono (C) e um \u00e1tomo de nitrog\u00eanio (N) que cont\u00eam uma liga\u00e7\u00e3o tripla entre eles. Existe um par solit\u00e1rio no \u00e1tomo de carbono (C), bem como no \u00e1tomo de nitrog\u00eanio (N). Existe uma carga formal -1 no \u00e1tomo de carbono (C).<\/mark><\/em><\/strong><\/p>\n<p> Se voc\u00ea n\u00e3o entendeu nada da imagem acima da estrutura de Lewis do CN- (\u00edon cianeto), ent\u00e3o fique comigo e voc\u00ea obter\u00e1 uma explica\u00e7\u00e3o detalhada passo a passo sobre como desenhar uma estrutura de Lewis do <a href=\"https:\/\/pubchem.ncbi.nlm.nih.gov\/compound\/Cyanide-ion\" target=\"_blank\" rel=\"noopener\">\u00edon CN<\/a> .<\/p>\n<p> Ent\u00e3o, vamos prosseguir para as etapas de desenho da <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">estrutura de Lewis<\/a> do \u00edon CN.<\/p>\n<h2 class=\"wp-block-heading\"> <strong>Etapas para desenhar a estrutura CN-Lewis<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 1: Encontre o n\u00famero total de el\u00e9trons de val\u00eancia no \u00edon CN<\/strong><\/h3>\n<p> Para encontrar o n\u00famero total <a href=\"http:\/\/www.chem.ucla.edu\/~harding\/IGOC\/V\/valence_electron.html\" target=\"_blank\" rel=\"noopener\">de el\u00e9trons de val\u00eancia<\/a> em um CN- (\u00edon cianeto), primeiro voc\u00ea precisa saber os el\u00e9trons de val\u00eancia presentes em um \u00fanico <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">\u00e1tomo<\/a> de carbono, bem como no \u00e1tomo de nitrog\u00eanio.<br \/> (El\u00e9trons de val\u00eancia s\u00e3o os el\u00e9trons presentes na <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">\u00f3rbita<\/a> mais externa de qualquer \u00e1tomo.)<\/p>\n<p> Aqui vou lhe dizer como encontrar facilmente os el\u00e9trons de val\u00eancia do carbono e tamb\u00e9m do nitrog\u00eanio usando uma <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">tabela peri\u00f3dica<\/a> .<\/p>\n<p class=\"has-medium-font-size\"> <strong>El\u00e9trons totais de val\u00eancia no \u00edon CN<\/strong><\/p>\n<p> <strong>\u2192 El\u00e9trons de val\u00eancia dados pelo \u00e1tomo de carbono:<\/strong> <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"300\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/1.jpg\" alt=\"\" class=\"wp-image-25\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">O carbono<\/a> \u00e9 um elemento <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">do grupo 14<\/a> da tabela peri\u00f3dica. <a href=\"https:\/\/education.jlab.org\/itselemental\/ele006.html\" target=\"_blank\" rel=\"noopener\"><sup>[1]<\/sup><\/a> Portanto, os el\u00e9trons de val\u00eancia presentes no carbono s\u00e3o <strong>4<\/strong> . <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"230\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/2.jpg\" alt=\"\" class=\"wp-image-26\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Voc\u00ea pode ver os 4 el\u00e9trons de val\u00eancia presentes no \u00e1tomo de carbono, conforme mostrado na imagem acima.<\/p>\n<p> <strong>\u2192 El\u00e9trons de val\u00eancia dados pelo \u00e1tomo de nitrog\u00eanio:<\/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\/2-4.jpg\" alt=\"\" class=\"wp-image-84\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">O nitrog\u00eanio<\/a> \u00e9 um elemento <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">do grupo 15<\/a> da tabela peri\u00f3dica. <a href=\"https:\/\/periodic.lanl.gov\/7.shtml\" target=\"_blank\" rel=\"noopener\"><sup>[2]<\/sup><\/a> Portanto, os el\u00e9trons de val\u00eancia presentes no nitrog\u00eanio s\u00e3o <strong>5<\/strong> . <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"222\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/3-4.jpg\" alt=\"\" class=\"wp-image-85\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Voc\u00ea pode ver os 5 el\u00e9trons de val\u00eancia presentes no \u00e1tomo de nitrog\u00eanio, conforme mostrado na imagem acima.<\/p>\n<p> Ent\u00e3o,<\/p>\n<p> <strong>Total de el\u00e9trons de val\u00eancia no \u00edon CN-<\/strong> = el\u00e9trons de val\u00eancia doados por 1 \u00e1tomo de carbono + el\u00e9trons de val\u00eancia doados por 1 \u00e1tomo de nitrog\u00eanio + 1 el\u00e9tron extra \u00e9 adicionado devido a 1 carga negativa = <strong>4 + 5 + 1 = 10<\/strong> .<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Passo 2: Selecione o \u00e1tomo central<\/strong><\/h3>\n<p> Para selecionar o \u00e1tomo central, devemos lembrar que o \u00e1tomo menos <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">eletronegativo<\/a> permanece no centro.<\/p>\n<p> Agora, aqui o \u00edon fornecido \u00e9 o \u00edon CN. Ele possui apenas dois \u00e1tomos, ent\u00e3o voc\u00ea pode selecionar qualquer um deles como \u00e1tomo central. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"66\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-1.webp\" alt=\"CN-etapa 1\" class=\"wp-image-493\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Suponha que o \u00e1tomo de carbono seja um \u00e1tomo central.<br \/> (Voc\u00ea deve considerar o \u00e1tomo menos eletronegativo como o \u00e1tomo central).<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 3: Conecte cada \u00e1tomo colocando um par de el\u00e9trons entre eles<\/strong><\/h3>\n<p> Agora, na mol\u00e9cula CN, voc\u00ea precisa colocar os <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">pares de el\u00e9trons<\/a> entre o \u00e1tomo de carbono (C) e o \u00e1tomo de nitrog\u00eanio (N). <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"62\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-2.webp\" alt=\"CN-etapa 2\" class=\"wp-image-494\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Isso indica que o \u00e1tomo de carbono (C) e o \u00e1tomo de nitrog\u00eanio (N) est\u00e3o <a href=\"https:\/\/doi.org\/10.1016\/B978-0-12-804492-6.00002-2\" target=\"_blank\" rel=\"noopener\">quimicamente ligados<\/a> entre si em uma mol\u00e9cula de CN.<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 4: torne os \u00e1tomos externos est\u00e1veis. Coloque o par de el\u00e9trons de val\u00eancia restante no \u00e1tomo central.<\/strong><\/h3>\n<p> Nesta etapa voc\u00ea precisa verificar a estabilidade do \u00e1tomo externo.<\/p>\n<p> Aqui no diagrama da mol\u00e9cula CN, assumimos que o \u00e1tomo de carbono era o \u00e1tomo central. O nitrog\u00eanio \u00e9, portanto, o \u00e1tomo externo.<\/p>\n<p> Devemos, portanto, tornar o \u00e1tomo de nitrog\u00eanio est\u00e1vel.<\/p>\n<p> Voc\u00ea pode ver na imagem abaixo que o \u00e1tomo de nitrog\u00eanio forma um <a href=\"https:\/\/www.encyclopedia.com\/science\/encyclopedias-almanacs-transcripts-and-maps\/octet-rule-0\" target=\"_blank\" rel=\"noopener\">octeto<\/a> e, portanto, \u00e9 est\u00e1vel. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"245\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-3.webp\" alt=\"CN-etapa 3\" class=\"wp-image-495\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Al\u00e9m disso, na etapa 1, calculamos o n\u00famero total de el\u00e9trons de val\u00eancia presentes no \u00edon CN.<\/p>\n<p> O \u00edon CN tem um total <strong>de 10 el\u00e9trons de val\u00eancia<\/strong> e destes, apenas <strong>8 el\u00e9trons de val\u00eancia<\/strong> s\u00e3o usados no diagrama acima.<\/p>\n<p> Portanto, o n\u00famero de el\u00e9trons restantes = <strong>10 \u2013 8 = 2<\/strong> .<\/p>\n<p> Voc\u00ea precisa colocar esses <strong>2<\/strong> el\u00e9trons no \u00e1tomo de carbono no diagrama acima da mol\u00e9cula CN. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"232\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-4.webp\" alt=\"CN-etapa 4\" class=\"wp-image-496\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Agora vamos passar para a pr\u00f3xima etapa.<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 5: verifique o octeto no \u00e1tomo central. Se n\u00e3o tiver octeto, mova o par solit\u00e1rio para formar uma liga\u00e7\u00e3o dupla ou tripla.<\/strong><\/h3>\n<p> Nesta etapa, voc\u00ea precisa verificar se o \u00e1tomo de carbono central (C) \u00e9 est\u00e1vel ou n\u00e3o.<\/p>\n<p> Para verificar a estabilidade deste \u00e1tomo de carbono (C), devemos verificar se ele forma um octeto ou n\u00e3o.<\/p>\n<p> Infelizmente, este \u00e1tomo de carbono n\u00e3o forma um octeto aqui. O carbono tem apenas 4 el\u00e9trons e \u00e9 inst\u00e1vel. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"258\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-5.webp\" alt=\"CN-etapa 5\" class=\"wp-image-497\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Agora, para tornar este \u00e1tomo de carbono est\u00e1vel, \u00e9 necess\u00e1rio mover o par de el\u00e9trons do \u00e1tomo de nitrog\u00eanio. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"116\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-6.webp\" alt=\"CN-etapa 6\" class=\"wp-image-498\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Mas depois de mover um par de el\u00e9trons, o \u00e1tomo de carbono ainda n\u00e3o forma um octeto, pois possui apenas 6 el\u00e9trons. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"253\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-7.webp\" alt=\"CN-etapa 7\" class=\"wp-image-499\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Novamente, precisamos mover um par extra de el\u00e9trons do \u00e1tomo de nitrog\u00eanio. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"97\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-8.webp\" alt=\"CN-etapa 8\" class=\"wp-image-500\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Depois de mover esse par de el\u00e9trons, o \u00e1tomo de carbono receber\u00e1 mais 2 el\u00e9trons e, assim, seu total de el\u00e9trons passar\u00e1 a ser 8. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"268\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-9.webp\" alt=\"CN-passo 9\" class=\"wp-image-501\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Voc\u00ea pode ver na imagem acima que o \u00e1tomo de carbono forma um octeto porque possui 8 el\u00e9trons.<\/p>\n<p> Agora vamos passar para a etapa final para verificar se a estrutura de Lewis acima \u00e9 est\u00e1vel ou n\u00e3o.<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Passo 6: Verifique a estabilidade da estrutura de Lewis<\/strong><\/h3>\n<p> Agora voc\u00ea chegou \u00e0 \u00faltima etapa em que precisa verificar a estabilidade da estrutura de CN Lewis.<\/p>\n<p> A estabilidade da estrutura de Lewis pode ser verificada usando um conceito <a href=\"https:\/\/employees.csbsju.edu\/cschaller\/Principles%20Chem\/molecules\/1_5_formal_charge.htm\" target=\"_blank\" rel=\"noopener\">formal de carga<\/a> .<\/p>\n<p> Resumindo, devemos agora encontrar a carga formal no \u00e1tomo de carbono (C), bem como no \u00e1tomo de nitrog\u00eanio (N) presente na mol\u00e9cula CN.<\/p>\n<p> Para calcular o imposto formal, deve-se utilizar a seguinte f\u00f3rmula:<\/p>\n<p class=\"has-background\" style=\"background-color:#ffe9cf\"> <strong>Carga formal = El\u00e9trons de val\u00eancia \u2013 (El\u00e9trons ligantes)\/2 \u2013 El\u00e9trons n\u00e3o ligantes<\/strong><\/p>\n<p> Voc\u00ea pode ver o n\u00famero de <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">el\u00e9trons ligantes<\/a> e <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">el\u00e9trons n\u00e3o ligantes<\/a> para cada \u00e1tomo da mol\u00e9cula CN na imagem abaixo. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"279\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-10.webp\" alt=\"CN-etapa 10\" class=\"wp-image-502\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> <strong>Para o \u00e1tomo de carbono (C):<\/strong><strong><br \/><\/strong> El\u00e9trons de val\u00eancia = 4 (porque o carbono est\u00e1 no grupo 14)<strong><br \/><\/strong> El\u00e9trons de liga\u00e7\u00e3o = 6<br \/> El\u00e9trons n\u00e3o ligantes = 2<\/p>\n<p> <strong>Para o \u00e1tomo de nitrog\u00eanio (N):<\/strong><strong><br \/><\/strong> El\u00e9trons de val\u00eancia = 5 (porque o nitrog\u00eanio est\u00e1 no grupo 15)<strong><br \/><\/strong> El\u00e9trons de liga\u00e7\u00e3o = 6<br \/> El\u00e9trons n\u00e3o ligantes = 2 <\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>Acusa\u00e7\u00e3o formal<\/strong><\/td>\n<td> <strong>=<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>el\u00e9trons de val\u00eancia<\/strong><\/td>\n<td> <strong>\u2013<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>(El\u00e9trons de liga\u00e7\u00e3o)\/2<\/strong><\/td>\n<td> <strong>\u2013<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>El\u00e9trons n\u00e3o ligantes<\/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\"> VS<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 4<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 6\/2<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 2<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>-1<\/strong><\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> N\u00c3O<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 5<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 6\/2<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 2<\/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> A partir dos c\u00e1lculos formais de carga acima, voc\u00ea pode ver que o \u00e1tomo de carbono (C) tem carga de <strong>-1<\/strong> e o \u00e1tomo de nitrog\u00eanio (N) tem carga <strong>de 0<\/strong> .<\/p>\n<p> Ent\u00e3o vamos manter essas cargas nos respectivos \u00e1tomos da mol\u00e9cula CN. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"81\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-11.webp\" alt=\"CN-etapa 11\" class=\"wp-image-503\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Esta carga geral <strong>-1<\/strong> na mol\u00e9cula CN \u00e9 mostrada na imagem abaixo. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"86\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/cn-etape-12.webp\" alt=\"CN-etapa 12\" class=\"wp-image-504\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Na estrutura de pontos de Lewis do \u00edon CN acima, voc\u00ea tamb\u00e9m pode representar cada par de el\u00e9trons de liga\u00e7\u00e3o (:) como uma liga\u00e7\u00e3o simples (|). Ao fazer isso, voc\u00ea obter\u00e1 a seguinte estrutura de Lewis do \u00edon CN. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"216\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/Structure-Lewis-du-CN.jpg\" alt=\"Estrutura de Lewis de CN-\" class=\"wp-image-505\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Espero que voc\u00ea tenha entendido completamente todas as etapas acima.<\/p>\n<p> Para mais pr\u00e1tica e melhor compreens\u00e3o, voc\u00ea pode tentar outras estruturas de Lewis listadas abaixo.<\/p>\n<style>\n.wp-block-table table, .wp-block-table td, .wp-block-table th {\n    border: 0;\n}\n<\/style>\n<p><strong>Experimente (ou pelo menos veja) estas estruturas de Lewis para uma melhor compreens\u00e3o:<\/strong><\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-lewis-pf3\/\">Estrutura de Lewis PF3<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-de-lewis-pcl5\/\">Estrutura PCl5 Lewis<\/a><\/td>\n<\/tr>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-de-lewis-h2o2\/\">Estrutura de Lewis H2O2<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-f2-lewis\/\">Estrutura Lewis F2<\/a><\/td>\n<\/tr>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-de-lewis-ch2cl2\/\">Estrutura de Lewis CH2Cl2<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-de-lewis-clo2\/\">Estrutura ClO2-Lewis<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Ent\u00e3o voc\u00ea j\u00e1 viu a imagem acima, certo? Deixe-me explicar brevemente a imagem acima. A estrutura de Lewis CN- (\u00edon cianeto) tem um \u00e1tomo de carbono (C) e um \u00e1tomo de nitrog\u00eanio (N) que cont\u00eam uma liga\u00e7\u00e3o tripla entre eles. Existe um par solit\u00e1rio no \u00e1tomo de carbono (C), bem como no \u00e1tomo de nitrog\u00eanio &#8230; <a title=\"Estrutura cn-lewis em 6 etapas (com imagens)\" class=\"read-more\" href=\"https:\/\/chemuza.org\/pt\/estrutura-cn-lewis\/\" aria-label=\"Mais em Estrutura cn-lewis em 6 etapas (com imagens)\">Ler mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-75","post","type-post","status-publish","format-standard","hentry","category-estrutura-de-lewis"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Estrutura CN-Lewis em 6 etapas (com imagens) - Chemuza<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/chemuza.org\/pt\/estrutura-cn-lewis\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Estrutura CN-Lewis em 6 etapas (com imagens) - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Ent\u00e3o voc\u00ea j\u00e1 viu a imagem acima, certo? Deixe-me explicar brevemente a imagem acima. A estrutura de Lewis CN- (\u00edon cianeto) tem um \u00e1tomo de carbono (C) e um \u00e1tomo de nitrog\u00eanio (N) que cont\u00eam uma liga\u00e7\u00e3o tripla entre eles. Existe um par solit\u00e1rio no \u00e1tomo de carbono (C), bem como no \u00e1tomo de nitrog\u00eanio ... 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