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When limestone is heated , CO2 is given ...

When limestone is heated , `CO_2` is given off. The metallurgical operation is :

A

Smelting

B

reduction

C

calcinations

D

roasting

Text Solution

Verified by Experts

The correct Answer is:
C
The process of heating the ore in the absence of air called calcinations
`CaCO_3overset(Delta)rarrCaO+CO_2`
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