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Objective Questions
GS
GS Set-1
Chemistry
Organic Chemistry
57

Organic Chemistry MCQ with Answers

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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Related Organic Chemistry MCQ with Answers

58) Ozonolysis of mesitylene gives:

Glyoxal

Formaldehyde

2−oxo propanol

Ethanal

Answer is:

2−oxo propanol

59) Which of the following aromatic compounds fails to undergo Friedal−Crafts reaction?

C₆H₅ − CH₃

C₆D₆

C₆H₅ − NO₂

C₆H₅Cl

Answer is:

C₆H₅ − NO₂

60) Which one of the following undergoes nitration most readily?

Benzene

Acetanilide

Acetophenone

Chlorobenzene

Answer is:

Acetanilide

61) Which of the following compounds will form a hydrocarbon on reaction with a Grignard reagent?

CH₃CH₂OH

CH₃CHO

CH₃COCH₃

CH₃COOCH₃

Answer is:

CH₃COCH₃

Organic Chemistry MCQ with Answers

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