Nessler's reagent is used to detect the zero group radical. The characteristic brown precipitate formed during this test, chemically known as the Iodide of Millon's base, has the precise formula:

Question

Nessler's reagent is used to detect the zero group $NH_4^+$ radical. The characteristic brown precipitate formed during this test, chemically known as the Iodide of Millon's base, has the precise formula:

Prashant Kotian · Accepted Answer

Correct answer: C. The reaction of ammonia with alkaline (Nessler's reagent) yields a brown precipitate of basic mercury(II) amido-iodine. Its stoichiometric formula is .

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