Analytical Chemistry Question 111
Question: Which one of the following sulphides is only completely precipitated when the acidic solution is made dilute
[MP PET 2000]
Options:
A) $ HgS $
B) $ PbS $
C) $ CdS $
D) $ CuS $
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Answer:
Correct Answer: C
Solution:
Sulphide having high ionic product are completely precipitated in acidic medium. $ CdS $ has maximum ionic product hence it is completely precipitated.
BETA
