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Ni^(2+) with dimethylglycoxime reagent i...

`Ni^(2+)` with dimethylglycoxime reagent in alkaline solution `(NH_(4)OH)` gives

A

Green ppt

B

Blue ppt.

C

white ppt

D

brilliant red ppt.

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A mmonia is highly soluble gas in water and gives a alkaline solution of NH_(4) OH . What volume of NH_(3) gas at STP will be required to the passed in 100 mL of 0.5 M H_(2) SO_(4) to bring down its strength to 0.25 M ? (For titrations with aqueous NH_(3) , it is assumed that NH_(4) OH dissociates to 100% extent) a. 2.24 L b. 1.68 L c. 1.12 L d. 0.56 L

Alkaline solution of NH_(4)Cl gives ppt with K_(2)HgI_(4)

Knowledge Check

  • Calomel reacts with NH_(4)OH to give

    A
    `HgNH_(2)Cl`
    B
    `NH_(2)-Hg-Hg-Cl`
    C
    `Hg_(2)O`
    D
    `HgO`

  • A metal salt solution when treated with dimethyl glyoxime and NH_(4)OH give a rose red complex.The metal is

    A
    `Ni`
    B
    `Zn`
    C
    `Co`
    D
    `Mn.`

  • A metal solution when treated with dimethyl glyoxime and NH_(4) OH gives a rose red complex. The metal is

    A
    Ni
    B
    V
    C
    Co
    D
    Mn

    • Similar Questions

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    A metal salt solution when treated with dimethyl glyoxime and NH_(4)OH gives a cherry red complex. The metal is:

    When NH_(4)Cl is added to a solution of NH_(4)OH :

    When NH_(4)Cl is added to a solution of NH_(4)OH :

    Ammonia forms the complex [Cu(NH_(3))_(4)]^(2+) with copper ions in alkaline solution but not in acid solution. The reason for it is :

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