Question

Why The Lassaigne’S Extract Is Boiled With Before Testing For Halogens

Answer 1

Answer:

While testing the Lassaigne's extract for the presence of halogens, it is first boiled with dilute nitric acid. ... These also give a white precipitate with silver nitrate and thus can give a false test for presence of halogen. Hence NaCN and Na2S need to be removed from the sample.

Explanation:

pls mark as the brainlist