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Calcination is used in matallurgy for re...

Calcination is used in matallurgy for removal of

A

Water and sulphide

B

Water and `CO_2`

C

`CO_2 and H_2S`

D

`H_2O` and `H_2S`

Text Solution

Verified by Experts

The correct Answer is:
B
`ZnCO_3 rarr ZnO + CO_2`
In calcination, ore is heated in absence of air in a reverberatory furnace to remove moisture and `CO_2`
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