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Grade: 10
        The Lassaigne's extract is boiled with conc. HNO3 while testing for halogens. By

doing so it.
(1) Increase the concentration of ions
(2) Decomposes Na2S and NaCN, if formed
(3) Helps in the precipitation of AgCl
(4) Increases the solubility product of AgC
5 years ago

Answers : (1)

Jitender Pal
askIITians Faculty
365 Points
							Sol . Fact
Answer: (2)

						
5 years ago
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