1.

In the Lassaigne’s test, the blood red colouration is due to the formation of A. `Fe(CNS)_(2)`B. NaCNSC. `NH_(4)CNS`D. `Fe(CNS)_(3)`

Answer» Correct Answer - D
Blood red colour is due to ferric thiocyanate (or sulphocyanide) which is blood red in colour.


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