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Question
Chemistry
Calcination is used in metallurgy for removal of
Q. Calcination is used in metallurgy for removal of
2014
212
General Principles and Processes of Isolation of Elements
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A
Water and sulphide
B
Water and
C
O
2
C
C
O
2
and
H
2
S
D
H
2
O
and
H
2
S
Solution:
Z
n
C
O
3
→
Z
n
O
+
C
O
2
In calcination ore is heated in absence of air in a reverberatory furnace to remove moisture and
C
O
2