{"id":80418,"date":"2024-01-14T13:03:41","date_gmt":"2024-01-14T13:03:41","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/cation-carga-eletrica-descricao-e-tamanho\/"},"modified":"2024-01-20T09:46:12","modified_gmt":"2024-01-20T09:46:12","slug":"cation-carga-eletrica-descricao-e-tamanho","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/","title":{"rendered":"C\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho"},"content":{"rendered":"

O que \u00e9 um C\u00e1tion: O \u00c1tomo com Carga Positiva<\/h2>\n

Um \u00edon \u00e9 um \u00e1tomo ou mol\u00e9cula que perdeu ou ganhou um ou mais el\u00e9trons, resultando em uma carga el\u00e9trica l\u00edquida. Essa altera\u00e7\u00e3o na estrutura eletr\u00f4nica pode levar \u00e0 forma\u00e7\u00e3o de duas categorias de \u00edons: c\u00e1tions e \u00e2nions.<\/p>\n

C\u00e1tions: \u00cdons com Carga Positiva<\/h2>\n

Os c\u00e1tions s\u00e3o \u00edons com carga el\u00e9trica positiva. Isso ocorre devido \u00e0 perda de um ou mais el\u00e9trons, o que faz com que o n\u00famero de pr\u00f3tons (que possuem carga positiva) no n\u00facleo exceda o n\u00famero de el\u00e9trons (que possuem carga negativa). A carga de um el\u00e9tron \u00e9 considerada negativa por conven\u00e7\u00e3o, sendo igual e oposta \u00e0 carga de um pr\u00f3ton, que \u00e9 positiva por conven\u00e7\u00e3o.<\/p>\n

Os c\u00e1tions s\u00e3o geralmente menores que os \u00e1tomos neutros correspondentes, uma vez que a perda de el\u00e9trons val\u00eancia, que est\u00e3o mais afastados do n\u00facleo, reduz o tamanho do \u00edon. A maioria dos c\u00e1tions tem um raio menor que 10\u221210<\/sup> m (10\u22128<\/sup> cm). Essa diminui\u00e7\u00e3o de tamanho se deve ao fato de que, ao perder el\u00e9trons, reduzem-se as intera\u00e7\u00f5es de repuls\u00e3o eletr\u00f4nica dentro do \u00e1tomo, permitindo que os el\u00e9trons restantes se aproximem mais do n\u00facleo.<\/p>\n

\u00c2nions: \u00cdons com Carga Negativa<\/h2>\n

Por outro lado, os \u00e2nions s\u00e3o \u00edons com carga el\u00e9trica negativa, formados pelo ganho de um ou mais el\u00e9trons. Essa adi\u00e7\u00e3o aumenta o n\u00famero de intera\u00e7\u00f5es de repuls\u00e3o eletr\u00f4nica entre os el\u00e9trons, fazendo com que o \u00e2nion seja geralmente maior que o \u00e1tomo neutro correspondente.<\/p>\n

Forma\u00e7\u00e3o de Liga\u00e7\u00f5es I\u00f4nicas<\/h2>\n

A atra\u00e7\u00e3o eletromagn\u00e9tica entre pr\u00f3tons e el\u00e9trons \u00e9 a for\u00e7a que mant\u00e9m os el\u00e9trons presos ao potencial eletrost\u00e1tico que envolve o n\u00facleo menor. Para que um el\u00e9tron escape, \u00e9 necess\u00e1ria uma fonte externa de energia. No entanto, em materiais, \u00edons de cargas opostas, como c\u00e1tions e \u00e2nions, se atraem, formando liga\u00e7\u00f5es i\u00f4nicas. Essas liga\u00e7\u00f5es s\u00e3o fundamentais para a forma\u00e7\u00e3o de muitos compostos, como os sais.<\/p>\n

Em resumo, os c\u00e1tions e \u00e2nions s\u00e3o essenciais para a compreens\u00e3o da qu\u00edmica e desempenham um papel vital na forma\u00e7\u00e3o de diversas subst\u00e2ncias. Seu estudo permite entender melhor as propriedades e comportamentos de materiais e mol\u00e9culas, ampliando nosso conhecimento sobre o mundo ao nosso redor.<\/p>\n

\"\"<\/p>\n

\n Original Article<\/a>\n<\/div>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Um c\u00e1tion \u00e9 um \u00edon carregado positivamente com menos el\u00e9trons que pr\u00f3tons. Os c\u00e1tions s\u00e3o pequenos, a maioria deles com menos de 10\u201310 m (10\u20138 cm) de raio.<\/p>\n","protected":false},"author":1,"featured_media":1833,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[14],"tags":[],"class_list":["post-80418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nao-categorizado","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\nC\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho<\/title>\n<meta name=\"description\" content=\"Um c\u00e1tion \u00e9 um \u00edon carregado positivamente com menos el\u00e9trons que pr\u00f3tons. Os c\u00e1tions s\u00e3o pequenos, a maioria deles com menos de 10\u201310 m (10\u20138 cm) de raio.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho\" \/>\n<meta property=\"og:description\" content=\"Um c\u00e1tion \u00e9 um \u00edon carregado positivamente com menos el\u00e9trons que pr\u00f3tons. Os c\u00e1tions s\u00e3o pequenos, a maioria deles com menos de 10\u201310 m (10\u20138 cm) de raio.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/\" \/>\n<meta property=\"og:site_name\" content=\"Electricity - Magnetism\" \/>\n<meta property=\"article:published_time\" content=\"2024-01-14T13:03:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-01-20T09:46:12+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/02\/cation-positively-charged-ion.png\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matan\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/#website\",\"url\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/\",\"name\":\"Electricity - Magnetism\",\"description\":\"All about electricity and magnetism.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#primaryimage\",\"inLanguage\":\"pt-BR\",\"url\":\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/02\/cation-positively-charged-ion.png\",\"contentUrl\":\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/02\/cation-positively-charged-ion.png\",\"width\":800,\"height\":800,\"caption\":\"A cation is a positively charged ion with fewer electrons than protons. Cations are small, most of them less than 10\\u221210 m (10\\u22128 cm) in radius.\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#webpage\",\"url\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/\",\"name\":\"C\\u00e1tion | Carga el\\u00e9trica, descri\\u00e7\\u00e3o e tamanho\",\"isPartOf\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#primaryimage\"},\"datePublished\":\"2024-01-14T13:03:41+00:00\",\"dateModified\":\"2024-01-20T09:46:12+00:00\",\"author\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29\"},\"description\":\"Um c\\u00e1tion \\u00e9 um \\u00edon carregado positivamente com menos el\\u00e9trons que pr\\u00f3tons. Os c\\u00e1tions s\\u00e3o pequenos, a maioria deles com menos de 10\\u201310 m (10\\u20138 cm) de raio.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/electricity-magnetism-page\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"C\\u00e1tion | Carga el\\u00e9trica, descri\\u00e7\\u00e3o e tamanho\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29\",\"name\":\"Matan\",\"url\":\"https:\/\/www.electricity-magnetism.org\/pt-br\/author\/matan\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho","description":"Um c\u00e1tion \u00e9 um \u00edon carregado positivamente com menos el\u00e9trons que pr\u00f3tons. Os c\u00e1tions s\u00e3o pequenos, a maioria deles com menos de 10\u201310 m (10\u20138 cm) de raio.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/","og_locale":"pt_BR","og_type":"article","og_title":"C\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho","og_description":"Um c\u00e1tion \u00e9 um \u00edon carregado positivamente com menos el\u00e9trons que pr\u00f3tons. Os c\u00e1tions s\u00e3o pequenos, a maioria deles com menos de 10\u201310 m (10\u20138 cm) de raio.","og_url":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/","og_site_name":"Electricity - Magnetism","article_published_time":"2024-01-14T13:03:41+00:00","article_modified_time":"2024-01-20T09:46:12+00:00","og_image":[{"width":800,"height":800,"url":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/02\/cation-positively-charged-ion.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"Matan","Est. tempo de leitura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/#website","url":"https:\/\/www.electricity-magnetism.org\/pt-br\/","name":"Electricity - Magnetism","description":"All about electricity and magnetism.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.electricity-magnetism.org\/pt-br\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"pt-BR"},{"@type":"ImageObject","@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#primaryimage","inLanguage":"pt-BR","url":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/02\/cation-positively-charged-ion.png","contentUrl":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/02\/cation-positively-charged-ion.png","width":800,"height":800,"caption":"A cation is a positively charged ion with fewer electrons than protons. Cations are small, most of them less than 10\u221210 m (10\u22128 cm) in radius."},{"@type":"WebPage","@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#webpage","url":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/","name":"C\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho","isPartOf":{"@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#primaryimage"},"datePublished":"2024-01-14T13:03:41+00:00","dateModified":"2024-01-20T09:46:12+00:00","author":{"@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29"},"description":"Um c\u00e1tion \u00e9 um \u00edon carregado positivamente com menos el\u00e9trons que pr\u00f3tons. Os c\u00e1tions s\u00e3o pequenos, a maioria deles com menos de 10\u201310 m (10\u20138 cm) de raio.","breadcrumb":{"@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/cation-carga-eletrica-descricao-e-tamanho\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.electricity-magnetism.org\/pt-br\/electricity-magnetism-page\/"},{"@type":"ListItem","position":2,"name":"C\u00e1tion | Carga el\u00e9trica, descri\u00e7\u00e3o e tamanho"}]},{"@type":"Person","@id":"https:\/\/www.electricity-magnetism.org\/pt-br\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29","name":"Matan","url":"https:\/\/www.electricity-magnetism.org\/pt-br\/author\/matan\/"}]}},"_links":{"self":[{"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/posts\/80418","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/comments?post=80418"}],"version-history":[{"count":0,"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/posts\/80418\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/media\/1833"}],"wp:attachment":[{"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/media?parent=80418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/categories?post=80418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/pt-br\/wp-json\/wp\/v2\/tags?post=80418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}