NEET UG CHEMISTRY MCQ: AMINES

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A compound with molecular mass 180 is acylated with

C{H_3}COCl

to get a compound with molecular mass 390. The number of amino groups present per molecule of the former compound is

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Correct option: B

Option B (5) is correct because each acylation adds a CH3CO group (42 mass units), and the total mass increase (390-180=210) divided by 42 gives the number of amino groups.

More Questions from AMINES

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Which statement is not correct regarding aniline? The gas evolved when methyl amine reacts with nitrous acid is Diethylamine on oxidation with

\mathrm{KMn}{\mathrm{O}_4}

gives: An organic amino compound reacts with aqueous nitrous acid at low temperature to produce an oily nitroso amine. The compound is Aniline was diazotised and subsequently reduced with stannous chloride and hydrochloric acid to yield: The reaction is

Ar\,\mathop {{N_2}}\limits^ + \,C{l^ - }\xrightarrow{{Cu/HCl}}\,ArCl + {N_2} + \,CuCl\,\,