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AIEEE 2012 Solved Paper
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© examsnet.com
Question : 9
Total: 89
Which of the following on thermal decomposition yields a basic as well as an acidic oxide?
NaNO
3
KClO
3
CaCO
3
NH
4
NO
3
Validate
Solution:
Calcium carbonate on thermal decomposition gives
CaO
(Basic oxide) and
CO
2
(Acidic oxide)
CaCO
3
∆
⟶
CaO
Basic oxide
+
CO
2
↑
Acidic oxide
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