Statement 1: Ortho substituted benzoic acids are stronger than benzoic acid.Statement 2: Ortho substituent tends to prevent coplanarity of −COOH with ring. Thus resonance is diminished which increases acidic strength (ortho effect)
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a
Both statements 1 and 2 are correct
b
Statement 1 is correct statement 2 is incorrect
c
Statement 1 is incorrect statement 2 is correct
d
Both statements 1 and 2 are incorrect
answer is A.
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Detailed Solution
The Ortho substituted benzoic acids are considerably stronger acids than benzoic acid , with out any respect to the substituent whether it is electron releasing or electron with drawing . this effect is known as Ortho effect.
Statement 1: Ortho substituted benzoic acids are stronger than benzoic acid.Statement 2: Ortho substituent tends to prevent coplanarity of −COOH with ring. Thus resonance is diminished which increases acidic strength (ortho effect)