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The formula for iron (III) hexacyanoferr...

The formula for iron (III) hexacyanoferrate(II), commonly known as Prussian blue, is
1. `Fe_3[Fe(CN)_6]_2`
2. `Fe_2[Fe(CN)_6]_3`
3.`Fe_4[Fe(CN)_6]_3`
4.`Fe_3[Fe(CN)_6]_4`

Answer

Step by step text solution for The formula for iron (III) hexacyanoferrate(II), commonly known as Prussian blue, is<Br> 1. Fe_3[Fe(CN)_6]_2<Br> 2. Fe_2[Fe(CN)_6]_3 <Br> 3.Fe_4[Fe(CN)_6]_3<Br> 4.Fe_3[Fe(CN)_6]_4 by CHEMISTRY experts to help you in doubts & scoring excellent marks in Class 12 exams.

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In the Lassaigne’s test for nitrogen in an organic compound, the Prussian blue colour is obtained due to the formation of: (a) Na_(4)[Fe(CN)_(6)] (b) Fe_(4)[Fe(CN)_(6)]_(3) (c) Fe_(2)[Fe(CN)_(6)] (d) Fe_(3)[Fe(CN)_(6)]_(4)

[Fe(CN)_(6)]^(4-) is

Knowledge Check

  • In K_4Fe(CN)_6

    A
    (a) `(CN)` is linked with primary valency
    B
    (b) `(CN)` is linked with secondary valency
    C
    (c) K is linked with secondary valency
    D
    (d) K is linked with non-ionic valency

  • K_(3)[Fe(CN)_(6)]+FeCl_(3) to Fe[Fe(CN)_(6)]

    A
    For coloured ppt./Black ppt
    B
    For coloured solution.
    C
    for clear/colourless solution
    D
    For white ppt.

  • FeCl_3 + K_4[Fe(CN)_6] to ?

    A
    Brown ring complex
    B
    Sodium nitroprusside
    C
    Turnbull's blue
    D
    Prussian blue

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    3KCN+Fe(CN)_(3)darr to K_(3)[Fe(CN)_(6)]

    3KCN+Fe(CN)_(3)darr to K_(3)[Fe(CN)_(6)]

    Oxidation state of Fe in K_3[Fe(CN)_6] is

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