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The Lassaigne's extract is boiled with c...

The Lassaigne's extract is boiled with conc. `HNO_(3)` while testing for halogens. By doing so it

A

decomposes `Na_2S and NaCN`, if formed

B

helps in the precipitation of AgCI

C

increases the solubility product of `AgC`

D

increase the concentration of `NO_3^(-)` ions

Text Solution

Verified by Experts

The correct Answer is:
A
Conc. `HNO_3` decomposes `Na_2S` and NaCN, if formed.
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