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During the test of N in an organic compo...

During the test of N in an organic compound by Lassaigne's extract, prussian blue colour is obtained. This is due to :

A

`Fe_4[Fe(CN)_6]_3. xH_2O `

B

`[Fe(CN)_5NOS]^(4-)`

C

`[Fe(SCN)_2]^(+) `

D

`[Fe(SCN)]^(2+)` .

Text Solution

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The correct Answer is:
A
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