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Question
Chemistry
Which one of the following is not present in the nitration mixture?
Q. Which one of the following is not present in the nitration mixture?
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A
N
+
O
2
33%
B
H
S
O
4
−
0%
C
S
O
4
2
−
33%
D
H
2
O
33%
Solution:
Nitration mixture contains equimolar ratio (i.e.
1
:
1
)
of nitric acid and sulphuric acid.
It contains
+
N
O
2
,
H
S
O
4
−
and
H
2
O
species.
It does not contain
S
O
4
2
−
ions.
This can be explained on the basis of generation of nitronium
N
+
O
2
ion from nitrating mixture.
Generation of
N
+
O
2
ion
Step 1
Step II
H
−
O
+
∣
H
−
N
O
2
N
+
O
2
+
H
2
O
