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The violet colour in the Lassaigne’s tes...

The violet colour in the Lassaigne’s test of sulphur is due to

A

`Fecl_3`

B

`Na_2[Fe(CN)_(6)`

C

`Na_(4)[Fe(CN)_5NOS]`

D

`Fe_(4)[Fe(CN)_6]_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
`Na_(2)[Fe(CN)_(5)NO]+Na_(2)S rarr Na_(4)[Fe(CN)_(5)NOS]`
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