The element which is recovered from an electrolytic process is:

Assertion : Extraction of iron metal from iron oxide ore is carried out by heating with coke.
Reason : The reaction,
$Fe_2O_{3(s)} \to Fe_{(s)} + 3/2 O_{2(g)}$ is a spontaneous process.

Heating a mixture of $Cu_2O$ and $Cu_2S$ will give:

Which of the following is not added during the extraction of silver by the cyanide process?

In the extraction of copper,when molten copper is cooled slowly,blister copper is obtained due to the evolution of which of the following gases?

In metallurgy,a flux is a substance that .....