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Select the correct statement(s):
This question has multiple correct options
 A Solubility of alkaline earth metal's thiosulphate decreases down the group. B Solubility of alkaline earth metal's thiosulphate increases down the group. C Solubility of alkaline metal's carbonate increases down the group. D Solubility of alkaline metal's carbonate decrease down the group.

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Best answer
Correct options are A) and C)
Solubility of alkaline earth metal's thiosulphate decreases down the group.

The difference in lattice energy and hydration energy decreases on moving down the group.

Thus, the option A is correct and the option B is incorrect.

Solubility of alkaline metal's carbonate increases down the group. The difference in lattice energy and hydration energy increases on moving down the group.

Thus, the option C is correct and the option D is incorrect.
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