Question

Define calcination ​

Answer 1

Answer:

The IUPAC defines calcination as "heating to high temperatures in air or oxygen". However, calcination is also used to mean a thermal treatment process in the absence or limited supply of air or oxygen applied to ores and other solid materials to bring about a thermal decomposition

Answer 2

Answer:

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★ Calcination is a process in which a carbonate ore is heated strongly in the absence of air to convert into metal oxide.

★example : Extraction of zinc (Zn)

ZnCo3 ➡Zn2O + Co2

ZnO + C➡Zn +Co