Question

A metal whose oxide is reduced only by carbon

Answer 1

Metals such as zinc, iron and copper are present in ores as their oxides. Each of these oxides is heated with carbon to obtain the metal. The metal oxide loses oxygen, and is therefore reduced. The carbon gains oxygen, and is therefore oxidised.

Answer 2

metal such as zinc,iron and copper present in ores and their oxides.Each of these oxides heated by a carbon to obtained the metal.

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