Statement 1: Barium carbonate is more soluble in HNO3 than in plain water.Statement 2: Carbonate is a weak base and reacts with the H+ from the strong acid causing the barium salt to dissociate.
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a
Both statements 1 and 2 are correct
b
Statement 1 is correct and statement 2 is incorrect
c
Statement 1 is incorrect and statement 2 is correct
d
Both statements 1 and 2 are incorrect
answer is A.
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Detailed Solution
Ba2+aq + CO32- aq + H+aq → Ba2+aq + CO2g + H2Ol; BaCO3 is water insoluble as ∆Hlattice > ∆HHydration.