The element which is recovered from an electrolytic process is:

Blisters on copper are produced due to the evolution of which gas?

Explain the reduction process involved in the extraction of zinc.

The order of stability of metal oxides is:

Write a note on wrought iron.

The main reactions occurring in a blast furnace during the extraction of iron from haematite are $....$.
$(i)$ $Fe_2O_3 + 3CO \to 2Fe + 3CO_2$
$(ii)$ $FeO + SiO_2 \to FeSiO_3$
$(iii)$ $Fe_2O_3 + 3C \to 2Fe + 3CO$
$(iv)$ $CaO + SiO_2 \to CaSiO_3$