Calcination is the process of heating the ore | vedclass

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(C) Calcination is a metallurgical process in which an ore is heated strongly in the absence of air or in a limited supply of air.This process is prim

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in the absence of air

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(C) Calcination is a metallurgical process in which an ore is heated strongly in the absence of air or in a limited supply of air.This process is primarily used to convert carbonate ores into oxides (e.g.,$ZnCO_3 \rightarrow ZnO + CO_2$) and to remove volatile impurities or moisture.Therefore,the correct condition is the absence of air.

Calcination is the process of heating the ore :

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