{"id":1059,"date":"2023-07-19T07:04:35","date_gmt":"2023-07-19T07:04:35","guid":{"rendered":"https:\/\/chemuza.org\/pt\/configuracao-eletronica-de-helio\/"},"modified":"2023-07-19T07:04:35","modified_gmt":"2023-07-19T07:04:35","slug":"configuracao-eletronica-de-helio","status":"publish","type":"post","link":"https:\/\/chemuza.org\/pt\/configuracao-eletronica-de-helio\/","title":{"rendered":"Configura\u00e7\u00e3o eletr\u00f4nica do h\u00e9lio"},"content":{"rendered":"<p>O h\u00e9lio \u00e9 um g\u00e1s nobre que representa 24% da massa de todos os elementos qu\u00edmicos, ou 12 vezes mais que o restante quando todos s\u00e3o pesados juntos. Apesar disso, \u00e9 considerado o segundo componente mais leve e abundante do planeta. Al\u00e9m disso, a <strong>configura\u00e7\u00e3o eletr\u00f4nica do H\u00e9lio<\/strong> \u00e9 est\u00e1vel, gra\u00e7as ao seu n\u00edvel total de energia. Saiba mais sobre este item abaixo.<\/p>\n<h2> Qual \u00e9 a configura\u00e7\u00e3o eletr\u00f4nica dos elementos?<\/h2>\n<p> <strong>\u00c9 assim que os el\u00e9trons de um \u00e1tomo de um elemento qu\u00edmico se organizam com o n\u00facleo<\/strong> . De acordo com o modelo qu\u00e2ntico do \u00e1tomo, a configura\u00e7\u00e3o eletr\u00f4nica revela em quais n\u00edveis e subn\u00edveis de energia se encontram os el\u00e9trons de uma determinada subst\u00e2ncia qu\u00edmica, bem como projeta suas propriedades. Da mesma forma, o subn\u00edvel \u00e9 uma zona de energia formada por 4 orbitais ou regi\u00f5es, que s\u00e3o s, p, d e f.<\/p>\n<h2> Qual \u00e9 a configura\u00e7\u00e3o eletr\u00f4nica do H\u00e9lio e como calcul\u00e1-la?<\/h2>\n<p> <strong>A configura\u00e7\u00e3o eletr\u00f4nica do h\u00e9lio \u00e9 1s2,<\/strong> ou seja, est\u00e1 localizado no orbital s, que possui formato esf\u00e9rico. O n\u00famero 2 indica o n\u00famero de el\u00e9trons no elemento. Pertence \u00e0 fam\u00edlia dos gases nobres devido ao seu completo n\u00edvel de energia e estabilidade.<\/p>\n<p> O valor da configura\u00e7\u00e3o eletr\u00f4nica de um elemento <strong>\u00e9 estabelecido calculando-se o n\u00famero de el\u00e9trons nele presentes<\/strong> e distribuindo-os no subn\u00edvel de energia. Voc\u00ea precisa come\u00e7ar com a energia mais baixa e preencher todo o orbital com el\u00e9trons bem ordenados.<\/p>\n<p> <strong>No caso do h\u00e9lio, \u00e9 1s2, pois \u00e9 composto por 2 el\u00e9trons est\u00e1veis, localizados no \u00fanico orbital s<\/strong> . A configura\u00e7\u00e3o eletr\u00f4nica \u00e9 geralmente expressa em formato reduzido com colchetes por conveni\u00eancia.<\/p>\n<h2> Configura\u00e7\u00e3o eletr\u00f4nica do n\u00facleo de h\u00e9lio<\/h2>\n<p> A <strong>configura\u00e7\u00e3o eletr\u00f4nica do n\u00facleo<\/strong> refere-se \u00e0 nota\u00e7\u00e3o qu\u00e2ntica abreviada do n\u00famero de el\u00e9trons e subcamadas com os s\u00edmbolos dos gases nobres entre par\u00eanteses. O termo n\u00facleo refere-se \u00e0s camadas eletr\u00f4nicas internas de um \u00e1tomo. \u00c9 uma forma de expressar rapidamente a configura\u00e7\u00e3o eletr\u00f4nica de um elemento com muitos el\u00e9trons e eles s\u00e3o constru\u00eddos com os gases raros da tabela peri\u00f3dica para sua estabilidade.<\/p>\n<p> Para estabelecer uma configura\u00e7\u00e3o eletr\u00f4nica com n\u00facleo para um elemento <strong>, \u00e9 necess\u00e1rio escolher o g\u00e1s raro que antecede o elemento, respeitando a tabela peri\u00f3dica<\/strong> . Por exemplo, para construir a configura\u00e7\u00e3o eletr\u00f4nica do <strong>Fl\u00faor<\/strong> , utilizamos o mesmo diagrama orbital, <strong>que possui 9 el\u00e9trons e corresponde ao n\u00facleo do H\u00e9lio<\/strong> com 22 el\u00e9trons no orbital s e 5 no orbital p, restando assim [He] 2s22p5.<\/p>\n<p> Concluindo, a <strong>configura\u00e7\u00e3o eletr\u00f4nica do H\u00e9lio<\/strong> \u00e9 est\u00e1vel e leve gra\u00e7as \u00e0s propriedades deste elemento. Conhecer seu valor e como calcul\u00e1-lo permite fixar esse valor central a outros elementos e determinar as possibilidades de combina\u00e7\u00f5es, bem como sua posi\u00e7\u00e3o na tabela peri\u00f3dica.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O h\u00e9lio \u00e9 um g\u00e1s nobre que representa 24% da massa de todos os elementos qu\u00edmicos, ou 12 vezes mais que o restante quando todos s\u00e3o pesados juntos. Apesar disso, \u00e9 considerado o segundo componente mais leve e abundante do planeta. Al\u00e9m disso, a configura\u00e7\u00e3o eletr\u00f4nica do H\u00e9lio \u00e9 est\u00e1vel, gra\u00e7as ao seu n\u00edvel total &#8230; <a title=\"Configura\u00e7\u00e3o eletr\u00f4nica do h\u00e9lio\" class=\"read-more\" href=\"https:\/\/chemuza.org\/pt\/configuracao-eletronica-de-helio\/\" aria-label=\"Mais em Configura\u00e7\u00e3o eletr\u00f4nica do h\u00e9lio\">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":[9],"tags":[],"class_list":["post-1059","post","type-post","status-publish","format-standard","hentry","category-helio"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Configura\u00e7\u00e3o eletr\u00f4nica do H\u00e9lio | Elemento H\u00e9lio<\/title>\n<meta name=\"description\" content=\"A configura\u00e7\u00e3o eletr\u00f4nica do H\u00e9lio \u00e9 importante porque determina as propriedades qu\u00edmicas de poss\u00edveis combina\u00e7\u00f5es. 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