Question
Chemistry Question on Qualitative Analysis
Why only As3+ gets precipitated as As2S3 and not Zn2+ as ZnS when H2S passed through an acidic solution containing As3+ and Zn2+ ?
A
Solubility product of As2S3 is less than that of ZnS
B
Enough As3+ are present in acidic medium
C
Zinc salt does not ionize in acidc medium
D
Solubility product changes in presence an acid
Answer
Solubility product changes in presence an acid
Explanation
Solution
The correct option is (D): Solubility product changes in presence an acid.