MEDIUMMCQ SINGLEJEE Advanced 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.
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