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Standard X
Chemistry
Calcination
In the isolat...
Question
In the isolation of metals, calcination process usually results in :
A
metal hydroxide
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B
metal oxide
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C
metal carbonate
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D
metal sulphide
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Solution
The correct option is
A
metal oxide
In the isolation of metals, the calcination process usually results in the metal oxide.
During calcination, carbonate ores are decomposed to give metal oxides and carbon dioxide.
Z
n
C
O
3
Δ
−
→
Z
n
O
(
s
)
+
C
O
2
(
g
)
Hence, the correct option is B.
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