In the nitration of benzene using a mixture of conc- H 2 SO 4 and conc- HNO 3 the Species which initiates the reaction isA- NO -B- NO 2-C- NO 2-D- NO 2

The correct option is B NO2+H_2SO_4 + HNO_3 → H_2NO_3^+ + H_SO_4^ H_2NO_3^+ → H_2O + NO_2^+ The electrophile in nitration of benzene is nitronium ion ...

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Standard XII

Chemistry

Physical Properties

In the nitrat...

Question

In the nitration of benzene using a mixture of conc. H₂SO₄ and conc. HNO₃ the Species which initiates the reaction is_______________

NO₂

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NO⁺

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NO₂⁺

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NO₂^-

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Solution

The correct option is C
NO₂⁺

$H_{2} S O_{4} + H N O_{3} \to H_{2} N O_{3}^{+} + H_{S} O_{4}^{-}$

$H_{2} N O_{3}^{+} \to H_{2} O + N O_{2}^{+}$

The electrophile in nitration of benzene is nitronium ion $(N O_{2}^{+})$

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In the nitration of benzene using a mixture of conc. H2SO4 and conc. HNO3 the Species which initiates the reaction is_______________

The correct option is C NO2+H2SO4 + HNO3 → H2NO+3 + HSO−4 H2NO+3 → H2O + NO+2 The electrophile in nitration of benzene is nitronium ion (NO+2)

In the nitration of benzene using a mixture of conc. H₂SO₄ and conc. HNO₃ the Species which initiates the reaction is_______________

The correct option is C
NO₂⁺

$H_{2} S O_{4} + H N O_{3} \to H_{2} N O_{3}^{+} + H_{S} O_{4}^{-}$

$H_{2} N O_{3}^{+} \to H_{2} O + N O_{2}^{+}$

The electrophile in nitration of benzene is nitronium ion $(N O_{2}^{+})$