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The compound formed in the positive test...

The compound formed in the positive test for nitrogen with Lassaigne's solution of an organic compound is

A

`Na_4[Fe(CN)_5NOS]`

B

`Na_3[Fe(CN)_6]`

C

`Fe(CN)_3`

D

`Fe_4[Fe(CN)_6]_3`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The compound formed in the positive test for nitrogen with the Lassaigne's solution of an organic compound is

    A
    `Fe_4[Fe(CN)_6]_3`
    B
    `Na_3[Fe(CN)_6]`
    C
    `Fe(CN)_3`
    D
    `Na_4[Fe(CN)_5NOS]`

  • The prussian blue colour in the test of nitrogen by Lassaigne's solution is due to :

    A
    `Na_4[Fe(CN)_6]`
    B
    `Fe(SCN)_3`
    C
    `Na_4[Fe(CN)_5NOS]`
    D
    `Fe_4[Fe(CN)_6]_3`

  • The compound which does not give prussian blue in the Lassaigne's test is

    A
    Aniline
    B
    Glycine
    C
    Urea
    D
    Hydrazine

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