Home Chemistry Classification of Elements and Periodicity Electronegativity The solubilities of carbonates decreases dow…
Chemistry Classification of Elements and Periodicity Electronegativity Single Correct MCQ
Published on: August 11, 2026

The solubilities of carbonates decreases down the magnesium group due to a decrease in

A
Lattice energies of solids
B
Hydration energies of cations
C
Inter-ionic attraction
D
Entropy of solution formation

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The correct answer is:
B

Due to decrease in hydration energy of cation and lattice energy remains almost unchanged.

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