{"id":117525,"date":"2022-09-30T07:29:41","date_gmt":"2022-09-30T06:29:41","guid":{"rendered":"https:\/\/material-properties.org\/lantanio-e-cerio-comparacao-propriedades\/"},"modified":"2022-10-18T07:34:25","modified_gmt":"2022-10-18T06:34:25","slug":"lantanio-e-cerio-comparacao-propriedades","status":"publish","type":"post","link":"https:\/\/material-properties.org\/pt-br\/lantanio-e-cerio-comparacao-propriedades\/","title":{"rendered":"Lant\u00e2nio e C\u00e9rio &#8211; Compara\u00e7\u00e3o &#8211; Propriedades"},"content":{"rendered":"<p><em>Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do lant\u00e2nio e do c\u00e9rio, 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.\u00a0Lant\u00e2nio vs. C\u00e9rio.<\/em><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-107587\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/lanthanum-and-cerium-comparison.png\" alt=\"lant\u00e2nio e c\u00e9rio - compara\u00e7\u00e3o\" width=\"1000\" height=\"900\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/lanthanum-and-cerium-comparison.png 1000w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/lanthanum-and-cerium-comparison-300x270.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/lanthanum-and-cerium-comparison-768x691.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Compare lant\u00e2nio com outro elemento<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<p><a href=\"https:\/\/material-properties.org\/Lanthanum-and-Cerium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Compare with Cerium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Cerium-properties-price-application-production-150x150.png\" alt=\"Cerium - Properties - Price - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Compare c\u00e9rio com outro elemento<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<p><a href=\"https:\/\/material-properties.org\/Lanthanum-and-Cerium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Compare with Lanthanum\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Lanthanum-properties-price-application-production-150x150.png\" alt=\"Lanthanum - Properties - Price - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Cerium-and-Samarium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Compare with Samarium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Samarium-properties-price-application-production-150x150.png\" alt=\"Samarium - Properties - Price - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<div class=\"su-spacer\" style=\"height:20px\"><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Lant\u00e2nio e C\u00e9rio &#8211; Sobre Elementos<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-icon-text sue-panel-clickable\" data-url=\"https:\/\/material-properties.org\/lanthanum-properties-applications-price-production\/\" data-target=\"self\" style=\"min-height:58px;padding-left:72px;color:#333333\"><div class=\"sue-icon-text-icon\" style=\"color:#5dbcd2;font-size:48px;width:48px;height:48px\"><i class=\"sui sui-info-c\u00edrculo\" style=\"font-size:48px;color:#5dbcd2\"><\/i><\/div><div class=\"sue-icon-text-content sue-content-wrap\" style=\"color:#333333\">\n<h3>Lant\u00e2nio<\/h3>\n<p>O lant\u00e2nio \u00e9 um metal macio, d\u00factil, branco prateado que mancha rapidamente quando exposto ao ar e \u00e9 macio o suficiente para ser cortado com uma faca.\u00a0\u00c9 o ep\u00f4nimo da s\u00e9rie dos lantan\u00eddeos, um grupo de 15 elementos semelhantes entre o lant\u00e2nio e o lut\u00e9cio na tabela peri\u00f3dica, dos quais o lant\u00e2nio \u00e9 o primeiro e o prot\u00f3tipo.\u00a0\u00c0s vezes tamb\u00e9m \u00e9 considerado o primeiro elemento dos metais de transi\u00e7\u00e3o do 6\u00ba per\u00edodo e \u00e9 tradicionalmente contado entre os elementos de terras raras.<\/p>\n<\/div><div style=\"clear:both;height:0\"><\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-icon-text sue-panel-clickable\" data-url=\"https:\/\/material-properties.org\/cerium-properties-applications-price-production\/\" data-target=\"self\" style=\"min-height:58px;padding-left:72px;color:#333333\"><div class=\"sue-icon-text-icon\" style=\"color:#5dbcd2;font-size:48px;width:48px;height:48px\"><i class=\"sui sui-info-c\u00edrculo\" style=\"font-size:48px;color:#5dbcd2\"><\/i><\/div><div class=\"sue-icon-text-content sue-content-wrap\" style=\"color:#333333\">\n<h3>C\u00e9rio<\/h3>\n<p>O c\u00e9rio \u00e9 um metal macio, d\u00factil e branco prateado que mancha quando exposto ao ar, e \u00e9 macio o suficiente para ser cortado com uma faca.\u00a0O c\u00e9rio \u00e9 o segundo elemento da s\u00e9rie dos lantan\u00eddeos.\u00a0O c\u00e9rio tamb\u00e9m \u00e9 tradicionalmente considerado um dos elementos de terras raras.<\/p>\n<\/div><div style=\"clear:both;height:0\"><\/div><\/div>\n<\/div><\/div>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-92384\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Lanthanum-periodic-table-300x267.png\" alt=\"Lant\u00e2nio na Tabela Peri\u00f3dica\" width=\"300\" height=\"267\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Lanthanum-periodic-table-300x267.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Lanthanum-periodic-table-768x682.png 768w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Lanthanum-periodic-table.png 923w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-92299\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Cerium-periodic-table-300x274.png\" alt=\"C\u00e9rio na Tabela Peri\u00f3dica\" width=\"300\" height=\"274\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Cerium-periodic-table-300x274.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Cerium-periodic-table.png 541w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p style=\"text-align: left;\"><\/p><\/div><\/div>\n<p style=\"text-align: center;\">Fonte: www.luciteria.com<\/p>\n<div class=\"su-spacer\" style=\"height:20px\"><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Lant\u00e2nio e C\u00e9rio &#8211; Aplica\u00e7\u00f5es<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-shadow-wrap sue-content-wrap sue-shadow-inline-no\"><div class=\"sue-shadow sue-shadow-style-vertical\">\n<div class=\"sue-panel\" data-url=\"\" data-target=\"self\" style=\"background-color:#ffffff;color:#333333;border-radius:0px;-moz-border-radius:0px;-webkit-border-radius:0px;box-shadow:none;-moz-box-shadow:none;-webkit-box-shadow:none;border:1px solid #cccccc\"><div class=\"sue-panel-content sue-content-wrap\" style=\"padding:15px;text-align:left\">\n<h3><a href=\"https:\/\/material-properties.org\/lanthanum-properties-applications-price-production\/\">Lant\u00e2nio<\/a><\/h3>\n<p>O lant\u00e2nio n\u00e3o \u00e9 um metal amplamente utilizado.\u00a0No entanto, suas ligas t\u00eam uma variedade de usos interessantes.\u00a0Uma liga de lant\u00e2nio-n\u00edquel \u00e9 usada para armazenar g\u00e1s hidrog\u00eanio para uso em ve\u00edculos movidos a hidrog\u00eanio.\u00a0O lant\u00e2nio tamb\u00e9m \u00e9 encontrado no \u00e2nodo de baterias de hidreto met\u00e1lico de n\u00edquel (NiMH) usadas em carros h\u00edbridos.\u00a0O lant\u00e2nio \u00e9 um componente importante da liga mischmetal.\u00a0Uma composi\u00e7\u00e3o t\u00edpica inclui aproximadamente 55% de c\u00e9rio, 25% de lant\u00e2nio e 15-18% de neod\u00edmio com outros metais de terras raras a seguir.\u00a0O uso mais conhecido para esta liga \u00e9 em &#8216;s\u00edlex&#8217; para isqueiros.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-shadow-wrap sue-content-wrap sue-shadow-inline-no\"><div class=\"sue-shadow sue-shadow-style-vertical\">\n<div class=\"sue-panel\" data-url=\"\" data-target=\"self\" style=\"background-color:#ffffff;color:#333333;border-radius:0px;-moz-border-radius:0px;-webkit-border-radius:0px;box-shadow:none;-moz-box-shadow:none;-webkit-box-shadow:none;border:1px solid #cccccc\"><div class=\"sue-panel-content sue-content-wrap\" style=\"padding:15px;text-align:left\">\n<h3><a href=\"https:\/\/material-properties.org\/cerium-properties-applications-price-production\/\">C\u00e9rio<\/a><\/h3>\n<p>O c\u00e9rio \u00e9 um componente importante da liga mischmetal.\u00a0O ferroc\u00e9rio \u00e9 uma liga pirof\u00f3rica sint\u00e9tica que produz fa\u00edscas quentes que podem atingir temperaturas de 3.000 \u00b0C (5.430 \u00b0F) quando rapidamente oxidado pelo processo de golpear a haste, fragmentando-a e expondo esses fragmentos ao oxig\u00eanio do ar. Uma composi\u00e7\u00e3o t\u00edpica inclui aproximadamente 55% de c\u00e9rio, 25% de lant\u00e2nio e 15-18% de neod\u00edmio com outros metais de terras raras a seguir.\u00a0O uso mais conhecido para esta liga \u00e9 em &#8216;s\u00edlex&#8217; para isqueiros.\u00a0Ceria \u00e9 o composto de c\u00e9rio mais amplamente utilizado.\u00a0A principal aplica\u00e7\u00e3o da c\u00e9ria \u00e9 como composto de polimento, por exemplo, na planariza\u00e7\u00e3o qu\u00edmico-mec\u00e2nica (CMP).<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Lant\u00e2nio e C\u00e9rio &#8211; Compara\u00e7\u00e3o na Tabela<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<table class=\"a\">\n<tbody>\n<tr class=\"b\">\n<td style=\"text-align: center;\">Elemento<\/td>\n<td style=\"text-align: center;\"><b>Lant\u00e2nio<\/b><\/td>\n<td style=\"text-align: center;\"><b>C\u00e9rio<\/b><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Densidade<\/td>\n<td style=\"text-align: center;\"><strong>6,146 g\/cm<sup>3<\/sup><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>6,689 g\/cm<sup>3<\/sup><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Resist\u00eancia \u00e0 tra\u00e7\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong>130 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>100 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">For\u00e7a de rendimento<\/td>\n<td style=\"text-align: center;\"><strong>125 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>90 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">M\u00f3dulo de elasticidade de Young<\/td>\n<td style=\"text-align: center;\"><strong>36,6 GPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>33,6 GPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Escala de Mohs<\/td>\n<td style=\"text-align: center;\"><strong>2,5<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>2,5<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Dureza Brinell<\/td>\n<td style=\"text-align: center;\"><strong>350 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>412 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Dureza Vickers<\/td>\n<td style=\"text-align: center;\"><strong>360 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>300 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Ponto de fus\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong>920 \u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>798 \u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Ponto de ebuli\u00e7\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong>3454 \u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>3457 \u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Condutividade t\u00e9rmica<\/td>\n<td style=\"text-align: center;\"><strong>13 W\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>11 W\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Coeficiente de Expans\u00e3o T\u00e9rmica<\/td>\n<td style=\"text-align: center;\"><strong>12,1 \u00b5m\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>6,3 \u00b5m\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Calor espec\u00edfico<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">0,19 J\/gK<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>0,19 J\/gK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Calor de fus\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong>6,2 kJ\/mol<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>5,46 kJ\/mol<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Calor da vaporiza\u00e7\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">414 kJ\/mol<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>414 kJ\/mol<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Este artigo cont\u00e9m uma compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do lant\u00e2nio e do c\u00e9rio, 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.\u00a0Lant\u00e2nio vs. C\u00e9rio. Fonte: www.luciteria.com &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Lant\u00e2nio e C\u00e9rio - 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 lant\u00e2nio e do c\u00e9rio, 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. 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Ele tamb\u00e9m cont\u00e9m descri\u00e7\u00f5es b\u00e1sicas e aplica\u00e7\u00f5es de ambos os elementos. 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