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A sodium salt X of an unknown anion when...

A sodium salt X of an unknown anion when treated with `MgCI_(2)` gives white precipitate Y only on boiling. It gives lime water test positve but doesn’t gives `KMnO_(4)` test. Compound X and Y can't be separately by using:

A

phenolphthalein test

B

`AgNO_(3)` test

C

`CaCI_(2)` test

D

`Hg_(2)(NO_(3))_(2)` test

Text Solution

Verified by Experts

The correct Answer is:
A
`X rarr HCO_(3)^(-)`
`Y rarr CO_(3)^(2-)`
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Knowledge Check

  • A sodium salt X of an unknown anion when treated with MgCl_(2) gives precipate Y only on boiling. It gives lime water test positive but doesn't gives KMnO_(4) test. Compound X and Y can't be seperated by using.

    A
    Phenolphtalein test
    B
    `AgNO_(3)` test
    C
    `CaCl_(2) ` test
    D
    `Hg_(2)(NO_(3))_(2)` test

  • A sodium salt of an unknown anion when treates with MgCI_(2) gives white precipitate only on boling .The anion is

    A
    `SO_(4)^(2-)`
    B
    `HCO_(3)^(Θ)`
    C
    `CO_(3)^(2-)`
    D
    `NO_(3)^(Θ)`

  • A sodium salt of an unknown anion when treated with MgCl_(2) gives white precipitate only on boiling. The anion is

    A
    `SO_(4)^(2-)`
    B
    `HCO_(3)^(2-)`
    C
    `CO_(3)^(2-)`
    D
    `NO_(3)^(-)`

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