{"id":117537,"date":"2022-09-30T09:59:10","date_gmt":"2022-09-30T08:59:10","guid":{"rendered":"https:\/\/material-properties.org\/praseodimio-e-neodimio-comparacao-propriedades\/"},"modified":"2022-09-30T17:25:51","modified_gmt":"2022-09-30T16:25:51","slug":"praseodimio-e-neodimio-comparacao-propriedades","status":"publish","type":"post","link":"https:\/\/material-properties.org\/pt-br\/praseodimio-e-neodimio-comparacao-propriedades\/","title":{"rendered":"Praseod\u00edmio e Neod\u00edmio – Compara\u00e7\u00e3o – Propriedades"},"content":{"rendered":"

Este artigo cont\u00e9m a compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do praseod\u00edmio e neod\u00edmio, 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.\u00a0Praseod\u00edmio vs. Neod\u00edmio.<\/em><\/p>\n

\"praseod\u00edmio<\/p>\n

\n
<\/span>Comparar Praseod\u00edmio com outro elemento<\/div>
\n
<\/div>\n

\"Neod\u00edmio<\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n

\n
<\/span>Compare Neodymium with another element<\/div>
\n
<\/div>\n

\"Dispr\u00f3sio<\/a><\/p>\n

\"Praseod\u00edmio<\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n

<\/div>\n
\n

Praseod\u00edmio e Neod\u00edmio – Sobre Elementos<\/h2>\n<\/div><\/div>\n
\n
<\/i><\/div>
\n

Praseod\u00edmio<\/h3>\n

O praseod\u00edmio \u00e9 um metal macio, prateado, male\u00e1vel e d\u00factil, valorizado por suas propriedades magn\u00e9ticas, el\u00e9tricas, qu\u00edmicas e \u00f3pticas.\u00a0O praseod\u00edmio \u00e9 o terceiro membro da s\u00e9rie dos lantan\u00eddeos e \u00e9 tradicionalmente considerado um dos metais de terras raras.<\/p>\n<\/div>

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

Neod\u00edmio<\/h3>\n

O neod\u00edmio \u00e9 um metal prateado macio que mancha no ar.\u00a0O neod\u00edmio n\u00e3o \u00e9 encontrado naturalmente na forma met\u00e1lica ou n\u00e3o misturado com outros lantan\u00eddeos, e geralmente \u00e9 refinado para uso geral.\u00a0Embora o neod\u00edmio seja classificado como uma terra rara, \u00e9 um elemento bastante comum.<\/p>\n<\/div>

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

\"Praseod\u00edmio<\/p>\n<\/div><\/div>\n

\n

\"Neod\u00edmio<\/p>\n

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

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

<\/div>\n
\n

Praseod\u00edmio e Neod\u00edmio – Aplica\u00e7\u00f5es<\/h2>\n<\/div><\/div>\n
\n
\n
\n

Praseod\u00edmio<\/a><\/h3>\n

Praseod\u00edmio \u00e9 usado em uma variedade de ligas.\u00a0A liga de alta resist\u00eancia que forma com o magn\u00e9sio \u00e9 usada em motores de aeronaves.\u00a0Mischmetal \u00e9 uma liga que cont\u00e9m cerca de 5% de praseod\u00edmio e \u00e9 usada para fazer pederneiras para isqueiros.\u00a0Em combina\u00e7\u00e3o com o neod\u00edmio, outro elemento de terras raras, o praseod\u00edmio \u00e9 usado para criar \u00edm\u00e3s de alta pot\u00eancia not\u00e1veis \u200b\u200bpor sua resist\u00eancia e durabilidade.\u00a0Os compostos de praseod\u00edmio d\u00e3o aos vidros e esmaltes uma cor amarela.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n

\n
\n
\n

Neod\u00edmio<\/a><\/h3>\n

O uso mais importante do neod\u00edmio \u00e9 em uma liga com ferro e boro para fazer \u00edm\u00e3s permanentes muito fortes.\u00a0Esses \u00edm\u00e3s s\u00e3o amplamente utilizados em produtos como microfones, alto-falantes profissionais, fones de ouvido, motores el\u00e9tricos DC de hobby de alto desempenho e discos r\u00edgidos de computador, onde s\u00e3o necess\u00e1rias baixa massa magn\u00e9tica (ou volume) ou campos magn\u00e9ticos fortes.\u00a0\u00cdm\u00e3s de neod\u00edmio maiores s\u00e3o usados \u200b\u200bem motores el\u00e9tricos de alta pot\u00eancia versus peso (por exemplo, em carros h\u00edbridos) e geradores (por exemplo, geradores el\u00e9tricos de aeronaves e turbinas e\u00f3licas).\u00a0O neod\u00edmio \u00e9 um componente, juntamente com o praseod\u00edmio, do vidro did\u00edmio.\u00a0Este \u00e9 um vidro especial para \u00f3culos usado durante o sopro e a soldagem do vidro.\u00a0O elemento colore o vidro em tons delicados de violeta, vinho tinto e cinza.\u00a0O neod\u00edmio tamb\u00e9m \u00e9 usado nos vidros das cabines de bronzeamento,<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n

\n

Praseod\u00edmio e Neod\u00edmio – Compara\u00e7\u00e3o na Tabela<\/h2>\n<\/div><\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Elemento<\/td>\nPraseod\u00edmio<\/b><\/td>\nNeod\u00edmio<\/b><\/td>\n<\/tr>\n
Densidade<\/td>\n6,64 g\/cm3<\/sup><\/strong><\/td>\n7,01 g\/cm3<\/sup><\/strong><\/td>\n<\/tr>\n
Resist\u00eancia \u00e0 tra\u00e7\u00e3o<\/td>\n110 MPa<\/strong><\/td>\n155 MPa<\/strong><\/td>\n<\/tr>\n
For\u00e7a de rendimento<\/td>\n103 MPa<\/strong><\/td>\n150 MPa<\/strong><\/td>\n<\/tr>\n
M\u00f3dulo de elasticidade de Young<\/td>\n37,3 GPa<\/strong><\/td>\n41,4 GPa<\/strong><\/td>\n<\/tr>\n
Escala de Mohs<\/td>\nN\/D<\/strong><\/td>\nN\/D<\/strong><\/td>\n<\/tr>\n
Dureza Brinell<\/td>\n490 MPa<\/strong><\/td>\n265 MPa<\/strong><\/td>\n<\/tr>\n
Dureza Vickers<\/td>\n400 MPa<\/strong><\/td>\n360 MPa<\/strong><\/td>\n<\/tr>\n
Ponto de fus\u00e3o<\/td>\n931 \u00b0C<\/strong><\/td>\n1016 \u00b0C<\/strong><\/td>\n<\/tr>\n
Ponto de ebuli\u00e7\u00e3o<\/td>\n3130 \u00b0C<\/strong><\/td>\n3074 \u00b0C<\/strong><\/td>\n<\/tr>\n
Condutividade t\u00e9rmica<\/td>\n13 W\/mK<\/strong><\/td>\n17 W\/mK<\/strong><\/td>\n<\/tr>\n
Coeficiente de Expans\u00e3o T\u00e9rmica<\/td>\n6,7 \u00b5m\/mK<\/strong><\/td>\n9,6 \u00b5m\/mK<\/strong><\/td>\n<\/tr>\n
Calor espec\u00edfico<\/td>\n0,19 J\/gK<\/span><\/strong><\/td>\n0,19 J\/gK<\/strong><\/td>\n<\/tr>\n
Calor de fus\u00e3o<\/td>\n6,89 kJ\/mol<\/strong><\/td>\n7,14 kJ\/mol<\/strong><\/td>\n<\/tr>\n
Calor da vaporiza\u00e7\u00e3o<\/td>\n296,8 kJ\/mol<\/span><\/strong><\/td>\n273 kJ\/mol<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n

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

Este artigo cont\u00e9m a compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do praseod\u00edmio e neod\u00edmio, 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.\u00a0Praseod\u00edmio vs. Neod\u00edmio. 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":"\nPraseod\u00edmio e Neod\u00edmio - Compara\u00e7\u00e3o - Propriedades - Material Properties<\/title>\n<meta name=\"description\" content=\"Este artigo cont\u00e9m a compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do praseod\u00edmio e neod\u00edmio, 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. Praseod\u00edmio vs Neod\u00edmio.\" \/>\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\/praseodimio-e-neodimio-comparacao-propriedades\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Praseod\u00edmio e Neod\u00edmio - Compara\u00e7\u00e3o - Propriedades - Material Properties\" \/>\n<meta property=\"og:description\" content=\"Este artigo cont\u00e9m a compara\u00e7\u00e3o das principais propriedades t\u00e9rmicas e at\u00f4micas do praseod\u00edmio e neod\u00edmio, dois elementos qu\u00edmicos compar\u00e1veis da tabela peri\u00f3dica. 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