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QJEEM21Ch55a9: JEE Main 2021 Chemistry - Class 12 JEEM21Ch55a9 Solution: In the following reaction the reason why meta-nitro product…

In the following reaction the reason why meta-nitro product also formed is :

JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 153 English

Multiple Choice Options

  • A –NH2 group is highly meta-directive
  • B –NO2 substitution always takes place at meta-position
  • C Formation of anilinium ion
  • D low temperature

Step-by-Step Verified Solution

Aniline on protonation forms anilinium ion, which is meta-directing. So, a considerable amount of meta product is formed alongwith o-nitroaniline and p-nitroaniline.

JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 153 English Explanation

Nitrating mixture is mixture of conc. HNO3 and a conc. H2SO4.

When aniline is reacted with nitrating mixture ortho, meta and para nitroanilines are obtained.

Aniline being basic in nature, reacts with acids to form anilinium ion which is meta directing.

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