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Chemistry
The effective electrophile in aromatic. sulphonation is
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Q. The effective electrophile in aromatic. sulphonation is
Manipal
Manipal 2010
A
$ {{H}_{2}}SO_{4}^{-} $
38%
B
$ S{{O}_{2}} $
0%
C
$ SO_{2}^{+} $
12%
D
$ S{{O}_{3}} $
50%
Solution:
$2H_2SO_4 \ce{<=>} \underset{\text{(electrophile of aromatic sulphonation)}}{SO_3} + HSO_4^- + H_3O^+$