Give reasons :
A sulphide ore is converted to its oxide to extract the metal.

State reason for the following : (i) Lemon is used for restoring the shine of tarnished copper vessels. (ii) A metal sulphide is converted into its oxide to extract the metal from the sulphide ore. (iii) Copper wire are used in electrical connections.

A sulphide ore is converted into metal oxide by the process of:

Sulphide ore is converted to oxide form by using the process

Why are sulphide ores converted to oxide before reduction?

Why are sulphide ores converted to oxide before reduction?

Nitrate is converted into metal oxide on heating. This metal is:

A sulphide ore is first converted into its oxide before reduction. This is done because :

Copper is extracted from its ore by