Chemistry, asked by Dipeekabharad, 10 days ago

Identify the correct order of solubility in aqueous medium [NEET-2013]
(1) ZnS > Na2S > Cus
(2) Na2S > Cus > ZnS
(3) Na2S > ZnS > Cus
(4) Cus > ZnS > Na2S

please give the reason why the 3rd option is correct....

I will report if it is not proper explanation ​

Answers

Answered by rameshgarg931
1

Explanation:

The correct order of solubility of Na

2

S,CuS and ZnS in aqueous medium is Na

2

S>ZnS>CuS. Sodium salts are highly soluble in water and thus of Na

2

S shows highest solubility. The K

sp

value of CuS is less than ZnS and thus, ZnS is more soluble than the former.

Similar questions