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GS
GS Set-1
Chemistry
Organic Chemistry
53

Organic Chemistry MCQ with Answers

53) Which of the following statements is not correct?

Cyclopentadiene has an acidic hydrogen

Squaric acid is highly acidic

Aniline is more basic than ammonia

Aniline is less basic than ammonia

Answer is:

Aniline is more basic than ammonia

Organic Chemistry MCQ with Answers

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Related Organic Chemistry MCQ with Answers

54) During dehydration of alcohols to alkenes by heating with conc. H₂SO₄, the initiation step is:

Protonation of alcohol molecule

Formation of carbocation

Elimination of water

Formation of an ester

Answer is:

Protonation of alcohol molecule

55) Amongst the following, the most basic compound is:

Benzylamine

Aniline

Acetanilide

p−nitroaniline

Answer is:

Benzylamine

56) The concentration of an organic compound in chloroform is 6.15 gm per 100 mL of solution. A portion of this solution in a 5 cm polarimeter tube causes an observed rotation of −1.2^o. What is the specific rotation of the compound?

12^o

−3.9^o

−39^o

61.5^o

Answer is:

−39^o

57) Which of the following electrophilic substitutions is reversible?

Chlorination of benzene

Nitration of benzene

Sulphonation of benzene

Alkylation of benzene

Answer is:

Alkylation of benzene

Organic Chemistry MCQ with Answers

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