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Cu^(2+) salts with K(4)[Fe(CN)(6)] gives...

`Cu^(2+)` salts with `K_(4)[Fe(CN)_(6)]` gives

A

Reddish brown ppt.

B

Deep blue solution

C

Blue ppt.

D

None of these

Text Solution

Verified by Experts

`Cu^(2+)+K_(4)[Fe(CN)_(6)] to underset("Reddish brown ppt.")([Cu_(2)[Fe(CN)_(6)])+2K_(2)SO_(4)`
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Explore conceptually related problems

The solution of (B) in HCl on treatment with the K_(4)[Fe(CN)_(6)] is gives a chocolate brown coloured precipitate of compound (E).

Explain, why Fe(NH_(4))_(2),(SO_(4))_(2)(H_(2)O_(2))_(6) is a salt but K_(4)[Fe(CN)_(6)] is a complex compound.

Knowledge Check

  • In K_(4)Fe(CN)_(6)

    A
    (CN) are linked with primary valency
    B
    (CN) are linked with secondary valency
    C
    K are linked with secondary valency
    D
    K are linked with non-ionic valency

  • In K_(4)Fe(CN)_(6)

    A
    `(CN)` are linked with primary valency
    B
    `(CN)` are linked with secondary valency
    C
    K are linked with secondary valency
    D
    K are linked with non-ionic valency

  • K_(4)[Fe(CN)_(6)] is a

    A
    double salt
    B
    complex compound
    C
    neutral molecule
    D
    none of thes .

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    An aqueous solution of a salt X turns blood red on treatment with SCN^(-) and blue on treatment with K_(4)[Fe(CN)_(6)]. X also gives a positive chromyl chloride test. The salt X is:

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