Question

The important stage in obtaining metal from ores

Answer 1

conversion of concentrated ore to oxide by roasting or calcination..

Answer 2

Answer:

Metals are obtained from their ore by extraction and purification. Most of themetals are harvested from the underground mines. And in the initialstage various impurities are also mixed with the metals,and with these impurities the metals are known as the ores.

Explanation:

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