Home Chemistry General Principles and Processes of Isolation of Elements ( Not In Syllabus ) ORES & Method of Concentration When lime stone is heated, CO 2 gas is liber…
Chemistry General Principles and Processes of Isolation of Elements ( Not In Syllabus ) ORES & Method of Concentration Single Correct MCQ
Published on: August 13, 2026

When lime stone is heated, CO 2 gas is liberated. In metallurgy, this process is called as :

A
calcination
B
roasting
C
ore dressing
D
sublimation

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Verified by Experts
The correct answer is:
A

Conversion of carbonate ore in to oxide on heating in absence of air is called calcination.

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