Aromatic Compounds Containing Nitrogen - Result Question 34
Assertion and Reason
Read the following questions and answer as per the direction given below :
(a) Statement I is correct; Statement II is correct; Statement II is the correct explanation of Statement I.
(b) Statement I is correct; Statement II is correct; Statement II is not the correct explanation of Statement I.
(c) Statement I is correct; Statement II is incorrect.
(d) Statement I is incorrect; Statement II is correct.
35.
Statement I: In strongly acidic solution, aniline becomes more reactive towards electrophilic reagents.
Statement II: The amino group being completely protonated in strongly acidic solution, the lone pair of electrons on nitrogen is no longer available for resonance.
$(2001,1 M)$
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Answer:
Correct Answer: 35. (d)
Solution:
- In strongly acidic medium, aniline is fully protonated, becomes deactivated for $S _E$ Ar reaction.
Lone pair on nitrogen is not available for resonance. Positive charge makes the group strongly electron withdrawing.
BETA
