Question

Calcination is used in metallurgy for removal of [AFMC 1995]
A) Water and sulphide B) Water and C{{O}_{2}} C) C{{O}_{2}}
and {{H}_{2}}S D) {{H}_{2}}O
and {{H}_{2}}S

Answer 1

Calination is used in metallurgy for removal of -Water and sulphide.