General Mechanism of Electrophilic Aromatic Substitution
In the nitrat...
Question
In the nitration of benzene with a mixture of concentrated HNO3 and concentrated H2SO4 the active species involved is :
A
NO−3
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B
NO2
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C
NO−2
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D
NO+2
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Solution
The correct option is DNO+2 In the nitration of benzene with a mixture of concentrated HNO3
and concentrated H2SO4 the active species involved is the nitronium ion NO+2. It is electrophile and obtained during the reaction of nitric acid and sulphuric acid. HONO2+2H2SO4⇌NO+2+H3O++2HSO−4