Select the correct statement:

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(D) The correct statement is given in option $(D)$.- Roasting involves heating the ore in a regular supply of air.- Calcination involves heating the o

Vedclass · Accepted Answer

Calcination of calcium carbonate is endothermic.

Vedclass · Answer

(D) The correct statement is given in option $(D)$.- Roasting involves heating the ore in a regular supply of air.- Calcination involves heating the ore below its melting point.- Smelting is the process by which a metal is obtained at temperatures above its melting point.- Calcination of calcium carbonate $(CaCO_3 \rightarrow CaO + CO_2)$ is an endothermic process as it requires heat to proceed.

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