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प्रश्न
In the reaction \[\ce{C6H5NH2 + CHCl3 + 3KOH -> A + 3B + 3C}\] the product A is:
विकल्प
C6H5NC
C6H5CN
C6H5Cl
C6H5NHCH3
उत्तर
C6H5NC
Explanation:
The reaction \[\ce{C6H5NH2 + CHCl3 + 3KOH ->[Alcoholic][Solution] C6H5NC + 3KCl + 3H2O}\]
Hoffmann's carbylamine test/isocyanide test. Secondary and tertiary amines do not provide it. Aliphatic/aromatic primary amines provide it. Isocyanide is a foul-smelling substance.
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