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To a metal nitrate, when KI solution is ...

To a metal nitrate, when KI solution is added, a black precipitate is produced at first , on additing excess of KI, orange solution is produced. Identify the meatl ion

A

`Hg^(2+)`

B

`Bi^(3+)`

C

`Cu^(2+)`

D

`Pb^(2+)`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • To a metal nitrate, when KI solution is added, a black precipitate is produced at first, on adding excess of KI, orange solution is produced. Identify the metal ion

    A
    `Hg^(2+)`
    B
    `Bi^(3+)`
    C
    `Cu^(2+)`
    D
    `Pb^(2+)`

  • When a KI solution is added to a metal nitrate, a black precipitate is produced which dissolves in an excess of KI to give an organge solution. The metal ion is:

    A
    `Hg^(2+)`
    B
    `Bi^(3+)`
    C
    `Cu^(2+)`
    D
    `Pb^(2+)`

  • A metal nitrate reacts with KI solution to give a block precipitate which on addition of excess of KI solution forms an orange coloured solution. The cation of metal nitrate is :

    A
    `Hg^(2+)`
    B
    `Bi^(3+)`
    C
    `Pb^(2+)`
    D
    `Cu^(2+)`

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