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Chemistry
Calcination is used in metallurgy for removal of
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Q. Calcination is used in metallurgy for removal of
General Principles and Processes of Isolation of Elements
A
Water and sulphide
B
Water and $CO_{2}$
C
$CO_{2}$ and $H_{2}S$
D
$H_{2}O$ and $H_{2}S$
Solution:
$ZnCO_{3} \to ZnO + CO_{2}$
In calcination ore is heated in absence of air in a reverberatory furnace to remove moisture and $CO_{2}$