What are the steps involved in purifying copper? (In order of precedence)(a) Smelting-Roasting-Converting(b) Smelting-Converting-Roasting(c) Converting-Roasting-Smelting(d) Roasting-Smelting-ConvertingThe question was asked in an interview for job.Origin of the question is Copper topic in section Metallurgical Industries of Chemical Technology

What are the steps involved in purifying copper? (In order of preceden

1.	What are the steps involved in purifying copper? (In order of precedence)(a) Smelting-Roasting-Converting(b) Smelting-Converting-Roasting(c) Converting-Roasting-Smelting(d) Roasting-Smelting-ConvertingThe question was asked in an interview for job.Origin of the question is Copper topic in section Metallurgical Industries of Chemical Technology
Answer» Correct answer is (d) Roasting-Smelting-Converting Explanation: Water is FIRST removed by roasting. Steamed air is sent in to REMOVE the volatile IMPURITIES. The final is conversion of MATTE.

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