Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Which of the following can not decompose on heating to give 
?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Alkali metal carbonates except 
are stable towards heat because they are most basic in nature and basic character increases down the group and thermal stability increases down the group.
Bigger 
anion is polarised by smaller 
and thus readily decomposes to give 
gas.
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