Browse Articles By Category: Химия
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Ouro (Rh) — elemento nº45, metal precioso da grupo de platina, descoberto por William Wollaston. Possui alta atividade catalítica e é usado em catalisadores automotivos, joalheria e indústria química.
Catalog: Химия 
33 days ago · From Peru Online
Rúterio (Ru) — elemento nº44, metal platina, descoberto pelo professor da Universidade de Kazan Karl Klaus em 1844 e nomeado em honra da Rússia. História do descobrimento, propriedades únicas e aplicações.
Catalog: Химия 
33 days ago · From Peru Online
Cor de neve
Catalog: Химия 
145 days ago · From Peru Online
Receita Coca-Cola
Catalog: Химия 
198 days ago · From Peru Online
 

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