1.

The prussian blue colour obtained during the test for nitrogen by Lassaigne.s test is due to the formationof

Answer»

`[FE(CN)_6]_3`
`Na_3[Fe(CN)_6]`
`Fe_3(Fe(CN)_6)_4`
`Na_4[Fe(CN)_5NOS]`

Answer :A


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