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A solution which is 10^(-3) M each in Mn...

A solution which is `10^(-3)` M each in `Mn^(2+),Fe^(2+),Zn^(2+) and Hg^(2+)` is treated with `10^(-16)` M sulphide ion. If `K_(sp) "of " MnS , FeS, ZnS and HgS " are " 10^(-13),10^(-18),10^(-24) and 10^(-53)` respectively. Which one will precipitate first ?

A

FeS

B

MgS

C

HgS

D

Zns

Text Solution

Verified by Experts

The correct Answer is:
C
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