Question

Write the name of brown ppt. obtained, when Nessler's reagent is added in 0.S. for
confirmatory test of ammonium ion.
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Answer 1

Answer:

The reagent of Nessler is a mercury(II) iodide (HgI2) solution in potassium iodide and potassium hydroxide, named after the German chemist Julius Nessler. It is used in ammonia testing, where it forms a brown colouration or precipitates. Formation of a yellow or brown precipitate.

Explanation:

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