Q83 / 197 · NEET 2009 (Mains) · Chemistry

Nitrobenzene can be prepared from benzene by using a mixture of conc. $\mathrm{HNO}_3$ and conc. $\mathrm{H}_2 \mathrm{SO}_4$. In the mixture, nitric acid acts as a/an -

  • A
    catalyst
  • B
    reducing agent
  • C
    acid
  • Correct answer
    D
    base

Solution

$\mathrm{HNO}_3$ on nitrating mixture acts as a base.

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

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