Q.
The decomposition temperature of BaCO3 (A), MgCO3 (B) and CaCO3 (C) follow the order
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a
C > A > B
b
A > C > B
c
C > B > A
d
B > C > A
answer is B.
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Detailed Solution
As size of metal increases stability of carbonate increasesSince a larger size cation will stabilise the large size anion Therefore, greater the stability greater will be decomposition temperatureDecomposition temperature order:
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