Question

Ammonia gas on passing through Nessler's reagent gives:

A) white precipitate B) Brown precipitate C) black precipitate D) No precipitate


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Answer 1

Answer:

B) Brown precipitate

Explanation:

Hint: Nessler's reagent is used for the qualitative test of ammonia. The colour of precipitate after the reaction of Nessler's reagent with ammonia will be the colour of the complex formed. The product formed after the reaction of ammonia and Nessler's reagent is brown in colour.

Answer 2

Answer:

It can be made slightly alkaline by adding NaOH or KOH. In reaction with gaseous ammonia, it gives brown fumes. And with a solution of ammonia, gives a brown precipitate.

Explanation:

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