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Indentify the correct order of solubilit...

Indentify the correct order of solubility in aqueous medium

A

`CuS gt ZnS gt Na_(2)S`

B

`ZnS gt Na_(2)S gt CuS`

C

`Na_(2)S gt CuS gt ZnS`

D

`Na_(2)S gt ZnS gt CuS`

Text Solution

Verified by Experts

The correct Answer is:
D
IA group elements sulphide are highly soluble, `Zn^(+2)` is IV group radical and `Cu^(+2)` is II group radical
`therefore Na_(2)S gt ZnS gt CuS`
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