MEDIUMMCQ SINGLENEET ChemistryInorganic ChemistryMetallurgyFlux Impurities slag

Calcination of ores involves heating the ore below its fusion temperature

A.in presence of air

B.in an atmosphere of nitrogen

C.in absence of air✓ Correct

D.in presence of superheated steam

Explanation

Calcination is heating ore and convert it into their oxides in absence of oxygen.

Take chapter-wise tests, track your progress, and master Metallurgy.