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- Calcination is the process of heating the ore:Option: 1 In the presence of CaO and MgOOption: 2</strong
- #Class 12
- #Chemistry
- #Engineering
- #Joint Entrance Examination Main
- #General Principle and process of Isolation of metals
Calcination is the process of heating the ore:
Option: 1
In the presence of CaO and MgO
Option: 2
In the presence of inert gas
Option: 3
In the presence of air
Option: 4
In the absence of air
Answers (1)
In calcination, the ore is heated at high temperature in absence of air. Calcination involves heating when the volatile matter escapes leaving behind the metal oxide.
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