Q92 / 180 · NEET 2013 (Karnataka) · Chemistry

Some reaction of amines are given. Which one is not correct?

  • Correct answer
    A
    Figure
  • B
    \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NH}_4+\mathrm{HNO}_2 \rightarrow \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}+\mathrm{N}_2\)
  • C
    $\mathrm{CH}_3 \mathrm{NH}_2+\mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_2 \mathrm{Cl} \rightarrow \mathrm{CH}_3 \mathrm{NHSO}_2 \mathrm{C}_6 \mathrm{H}_5$
  • D
    \(\left(\mathrm{CH}_3\right)_2 \mathrm{NH}+\mathrm{NaNO}_2+\mathrm{HCl} \rightarrow \left(\mathrm{CH}_3\right)_2 \quad \mathrm{~N}-\mathrm{N}=0\)

Solution

When aromatic tertiary anines undergo electrophilic substitution with nitrosonium ion to form green coloured p-nitrosoamines

Hence, the correct answer is option: 'A'.

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