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Q. No.
Consider the given two statements:
Assertion(A):  Aniline does not undergo Friedel-Crafts reaction.
Reason(R) : Friedel-Crafts is an electrophilic substitution reaction.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Mechanism |
 68%
Level 2: 60%+
Hints
Assertion (A): Anilinium hydrogen sulphate, on heating, forms meta-aminobenzene sulfonic acid.
Reason (R): The sulfonic acid group is an electron-donating group.
 
1. Both (A) and (R) are true, and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is a true statement but (R) is false.
4. Both (A) and (R) are false statements.
Subtopic:  Mechanism |
Level 3: 35%-60%
Hints
Assertion (A): Anilinium chloride is more acidic than ammonium chloride.
Reason (R): The anilinium ion is resonance-stabilised.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True statement but (R) is False.
4. Both (A) and (R) are False statements.
Subtopic:  Mechanism |
Level 4: Below 35%
Hints
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