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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^(3+)` and `Hg^(3)` is is treated with `10^(-6) M` sulphide ion. If `K_(sp)` of `MnS`, ZnS and `HgS` are `10^(-15)`, `10^(-23), 10^(-20)` and `10^(-54)` respectively. Which of the following will be precipitated first?

A

Zns

B

FeS

C

MnS

D

HgS

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • 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^(-15), 10^(-23), 10^(-20) and 10^(-54) respectively, which one will precipitate first

    A
    FeS
    B
    MgS
    C
    HgS
    D
    ZnS

  • 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^(-15), 10^(-23), 10^(-20) and 10^(-54) respectively, which one will precipitate first ?

    A
    FeS
    B
    MgS
    C
    HgS
    D
    ZnS

  • 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^(-15),10^(-23),10^(-20) and 10^(-54) respectively, which one will precipitate first

    A
    FeS
    B
    MgS
    C
    HgS
    D
    ZnS
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    2. The solubility of AgCl in 0.1 M NaCl is (K(sp) of AgCl = 1.2 xx 10^(-1...

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    3. Let the solubilities of AgCI in H(2)O, and in 0.01M CaCI(2), 0.01M NaC...

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    6. A solution contain 0.1 MZn^(2+) and 0.01 M Cu^(+2) ins. This solution ...

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    7. The K(b) for AgCl is 2.8 xx 10^(-10) at a given temperature. The solub...

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    8. The molar solubility of AgCl in 1.8 M AgNO(3) solution is (K(sp) of Ag...

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    9. K(sp) of a sparingly soluble salt AB(2) is 4xx10^(-12) mol^(3) L^(-3)....

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    10. In a saturated solution of the spatingly soluble strong electrolyte Ag...

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    12. A sample of AgCI was treated with 5.00mL of 1.5M Na(2)CO(3) solubility...

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    15. The ionisation constant of an acid base indicator (a weak acid) is 1.0...

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