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Discuss the chemistry of Lassaigne's test.
Why is nitric acid added to sodium extract before adding silver nitrate for testing halogens?
Will CCl₄ give white precipitate of AgCl on heating it with silver nitrate? Give reason for your answer.
Why is it necessary to use acetic acid and not sulphuric acid for acidification of sodium extract for testing sulphur by lead acetate test?
In the Lassaigne's test for nitrogen in an organic compound, the Prussian blue colour is obtained due to the formation of:
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