{"id":117313,"date":"2022-09-16T07:53:49","date_gmt":"2022-09-16T06:53:49","guid":{"rendered":"https:\/\/material-properties.org\/osmio-e-iridio-comparacao-propriedades\/"},"modified":"2022-10-18T11:58:27","modified_gmt":"2022-10-18T10:58:27","slug":"osmio-e-iridio-comparacao-propriedades","status":"publish","type":"post","link":"https:\/\/material-properties.org\/pt-br\/osmio-e-iridio-comparacao-propriedades\/","title":{"rendered":"\u00d3smio e Ir\u00eddio – Compara\u00e7\u00e3o – Propriedades"},"content":{"rendered":"

Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do \u00f3smio e ir\u00eddio, dois elementos qu\u00edmicos compar\u00e1veis \u200b\u200bda tabela peri\u00f3dica.\u00a0Ele tamb\u00e9m cont\u00e9m descri\u00e7\u00f5es b\u00e1sicas e aplica\u00e7\u00f5es de ambos os elementos.\u00a0\u00d3smio vs. Ir\u00eddio.<\/span><\/em><\/p>\n

\"\u00f3smio<\/p>\n

\n
<\/span>Compare \u00d3smio com outro elemento<\/div>
\n
<\/div>\n

\"Iridium<\/a><\/p>\n

\"Ouro<\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n

\n
<\/span>Comparar Ir\u00eddio com outro elemento<\/div>
\n
<\/div>\n

\"Rhodium<\/a><\/p>\n

\"Tungst\u00eanio<\/a><\/p>\n

\"\u00d3smio<\/a><\/p>\n

\"Platinum<\/a><\/p>\n

\"Ouro<\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n

<\/div>\n
\n

\u00d3smio e Ir\u00eddio – Sobre Elementos<\/span><\/h2>\n<\/div><\/div>\n
\n
<\/i><\/div>
\n

\u00d3smio<\/span><\/h3>\n

O \u00f3smio \u00e9 um metal de transi\u00e7\u00e3o duro, quebradi\u00e7o, branco-azulado no grupo da platina que \u00e9 encontrado como elemento tra\u00e7o em ligas, principalmente em min\u00e9rios de platina.\u00a0O \u00f3smio \u00e9 o elemento natural mais denso, com uma densidade de 22,59 g\/cm3.\u00a0Mas sua densidade empalidece em compara\u00e7\u00e3o com as densidades de objetos astron\u00f4micos ex\u00f3ticos, como estrelas an\u00e3s brancas e estrelas de n\u00eautrons.<\/span><\/p>\n<\/div>

<\/div><\/div>\n<\/div><\/div>\n
\n
<\/i><\/div>
\n

Ir\u00eddio<\/span><\/h3>\n

O ir\u00eddio \u00e9 um metal de transi\u00e7\u00e3o branco-prateado muito duro, quebradi\u00e7o do grupo da platina, o ir\u00eddio \u00e9 geralmente creditado como o segundo elemento mais denso (depois do \u00f3smio).\u00a0\u00c9 tamb\u00e9m o metal mais resistente \u00e0 corros\u00e3o, mesmo em temperaturas de at\u00e9 2000 \u00b0C.<\/span><\/p>\n<\/div>

<\/div><\/div>\n<\/div><\/div>\n
<\/div>\n

\n

\"\u00d3smio<\/p>\n

<\/span><\/p><\/div><\/div><\/span><\/p>\n

\n

\"Ir\u00eddio<\/p>\n

<\/span><\/p><\/div><\/div><\/span><\/p>\n

Fonte: www.luciteria.com<\/span><\/p>\n

<\/div><\/span><\/p>\n

<\/span><\/p>\n

\u00d3smio e Ir\u00eddio – Aplica\u00e7\u00f5es<\/span><\/h2>\n<\/div><\/div>\n
\n
\n
\n

\u00d3smio<\/span><\/a><\/h3>\n

Devido \u00e0 sua raridade e, portanto, \u00e0s despesas, o \u00f3smio tem apenas alguns usos industriais.\u00a0\u00c9 usado para produzir ligas muito duras para pontas de caneta-tinteiro, piv\u00f4s de instrumentos, agulhas e contatos el\u00e9tricos.\u00a0Tamb\u00e9m \u00e9 usado na ind\u00fastria qu\u00edmica como catalisador.\u00a0O metal \u00f3smio finamente dividido pode ser usado como catalisador, por exemplo, no processo de forma\u00e7\u00e3o de am\u00f4nia pela combina\u00e7\u00e3o de hidrog\u00eanio e nitrog\u00eanio.<\/span><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n

\n
\n
\n

Ir\u00eddio<\/span><\/a><\/h3>\n

O ir\u00eddio \u00e9 consumido principalmente pelas ind\u00fastrias automotiva, eletr\u00f4nica e qu\u00edmica.\u00a0O ir\u00eddio met\u00e1lico \u00e9 empregado quando \u00e9 necess\u00e1ria alta resist\u00eancia \u00e0 corros\u00e3o em altas temperaturas, como em velas de igni\u00e7\u00e3o de alto desempenho, cadinhos para recristaliza\u00e7\u00e3o de semicondutores em altas temperaturas e eletrodos para a produ\u00e7\u00e3o de cloro no processo cloro\u00e1lcali.\u00a0A demanda por ir\u00eddio aumentou de 2,5 toneladas em 2009 para 10,4 toneladas em 2010, principalmente por causa de aplica\u00e7\u00f5es relacionadas \u00e0 eletr\u00f4nica que viram um aumento de 0,2 para 6 toneladas \u2013 os cadinhos de ir\u00eddio s\u00e3o comumente usados \u200b\u200bpara o cultivo de grandes cristais \u00fanicos de alta qualidade, cuja demanda aumentou acentuadamente.<\/span><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n

\n

\u00d3smio e Ir\u00eddio – Compara\u00e7\u00e3o na Tabela<\/span><\/h2>\n

<\/div><\/div><\/span><\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Elemento<\/span><\/td>\n\u00d3smio<\/span><\/b><\/td>\nIr\u00eddio<\/span><\/b><\/td>\n<\/tr>\n
Densidade<\/span><\/td>\n22,61 g\/cm3<\/sup><\/span><\/strong><\/td>\n22,65 g\/cm3<\/sup><\/span><\/strong><\/td>\n<\/tr>\n
Resist\u00eancia \u00e0 tra\u00e7\u00e3o<\/span><\/td>\n1000 MPa<\/span><\/strong><\/td>\n2000 MPa<\/span><\/strong><\/td>\n<\/tr>\n
For\u00e7a de rendimento<\/span><\/td>\nN\/D<\/span><\/strong><\/td>\nN\/D<\/span><\/strong><\/td>\n<\/tr>\n
M\u00f3dulo de elasticidade de Young<\/span><\/td>\nN\/D<\/span><\/strong><\/td>\n528 GPa<\/span><\/strong><\/td>\n<\/tr>\n
Escala de Mohs<\/span><\/td>\n7<\/span><\/strong><\/td>\n6,25<\/span><\/strong><\/td>\n<\/tr>\n
Dureza Brinell<\/span><\/td>\n3900 MPa<\/span><\/strong><\/td>\n1670 MPa<\/span><\/strong><\/td>\n<\/tr>\n
Dureza Vickers<\/span><\/td>\n4140 MPa<\/span><\/strong><\/td>\n1760 MPa<\/span><\/strong><\/td>\n<\/tr>\n
Ponto de fus\u00e3o<\/span><\/td>\n3045 \u00b0C<\/span><\/strong><\/td>\n2410 \u00b0C<\/span><\/strong><\/td>\n<\/tr>\n
Ponto de ebuli\u00e7\u00e3o<\/span><\/td>\n5030 \u00b0C<\/span><\/strong><\/td>\n4130 \u00b0C<\/span><\/strong><\/td>\n<\/tr>\n
Condutividade t\u00e9rmica<\/span><\/td>\n88 W\/mK<\/span><\/strong><\/td>\n150 W\/mK<\/span><\/strong><\/td>\n<\/tr>\n
Coeficiente de Expans\u00e3o T\u00e9rmica<\/span><\/td>\n5,1 \u00b5m\/mK<\/span><\/strong><\/td>\n6,4 \u00b5m\/mK<\/span><\/strong><\/td>\n<\/tr>\n
Calor espec\u00edfico<\/span><\/td>\n0,13 J\/gK<\/span><\/span><\/strong><\/td>\n0,13 J\/gK<\/span><\/strong><\/td>\n<\/tr>\n
Calor de fus\u00e3o<\/span><\/td>\n31,8 kJ\/mol<\/span><\/strong><\/td>\n26,1 kJ\/mol<\/span><\/strong><\/td>\n<\/tr>\n
Calor da vaporiza\u00e7\u00e3o<\/span><\/td>\n746 kJ\/mol<\/span><\/span><\/strong><\/td>\n604 kJ\/mol<\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/span><\/p><\/div><\/div><\/span><\/p>\n

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

Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do \u00f3smio e ir\u00eddio, dois elementos qu\u00edmicos compar\u00e1veis \u200b\u200bda tabela peri\u00f3dica.\u00a0Ele tamb\u00e9m cont\u00e9m descri\u00e7\u00f5es b\u00e1sicas e aplica\u00e7\u00f5es de ambos os elementos.\u00a0\u00d3smio vs. Ir\u00eddio. Fonte: www.luciteria.com  <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"yoast_head":"\n\u00d3smio e Ir\u00eddio - Compara\u00e7\u00e3o - Propriedades - Material Properties<\/title>\n<meta name=\"description\" content=\"Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do \u00f3smio e ir\u00eddio, dois elementos qu\u00edmicos compar\u00e1veis da tabela peri\u00f3dica. Ele tamb\u00e9m cont\u00e9m descri\u00e7\u00f5es b\u00e1sicas e aplica\u00e7\u00f5es de ambos os elementos. \u00d3smio vs Ir\u00eddio.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/material-properties.org\/pt-br\/osmio-e-iridio-comparacao-propriedades\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00d3smio e Ir\u00eddio - Compara\u00e7\u00e3o - Propriedades - Material Properties\" \/>\n<meta property=\"og:description\" content=\"Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do \u00f3smio e ir\u00eddio, dois elementos qu\u00edmicos compar\u00e1veis da tabela peri\u00f3dica. Ele tamb\u00e9m cont\u00e9m descri\u00e7\u00f5es b\u00e1sicas e aplica\u00e7\u00f5es de ambos os elementos. \u00d3smio vs Ir\u00eddio.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/material-properties.org\/pt-br\/osmio-e-iridio-comparacao-propriedades\/\" \/>\n<meta property=\"og:site_name\" content=\"Material Properties\" \/>\n<meta property=\"article:published_time\" content=\"2022-09-16T06:53:49+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-10-18T10:58:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/osmium-and-iridium-comparison.png\" \/>\n<meta name=\"author\" content=\"Nick Connor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/material-properties.org\/pt-br\/osmio-e-iridio-comparacao-propriedades\/\",\"url\":\"https:\/\/material-properties.org\/pt-br\/osmio-e-iridio-comparacao-propriedades\/\",\"name\":\"\u00d3smio e Ir\u00eddio - Compara\u00e7\u00e3o - Propriedades - Material Properties\",\"isPartOf\":{\"@id\":\"https:\/\/material-properties.org\/pt-br\/#website\"},\"datePublished\":\"2022-09-16T06:53:49+00:00\",\"dateModified\":\"2022-10-18T10:58:27+00:00\",\"author\":{\"@id\":\"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do \u00f3smio e ir\u00eddio, dois elementos qu\u00edmicos compar\u00e1veis da tabela peri\u00f3dica. 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