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Organic Chemistry MCQs

Study key concepts of Organic Chemistry with our structured Organic Chemistry MCQs, tailored for students, teachers, and job seekers preparing for science and chemistry-related exams. These multiple-choice questions cover hydrocarbons, functional groups, alcohols, alkyl halides, carboxylic acids, amines, esters, aromatic compounds, reaction mechanisms, IUPAC nomenclature, stereochemistry, and organic synthesis pathways. Frequently asked in exams conducted by PPSC, FPSC, CSS, NTS, SPSC, BPSC, KPSC, ETEA, AJKPSC, and in tests for Lecturer Chemistry, Medical Colleges, and Pharmaceutical roles.

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1 Organic Chemistry MCQs

Hyperconjugation is also known as ?

  • Reasonable
  • No bond resonance
  • Inductive effect
  • Electromeric effect
0 Comments
Correct Answer: B. No bond resonance

Explanation:

Hyperconjugation is a very important electronic effect in organic chemistry. It explains the ... Read More Details

2 Organic Chemistry MCQs

Electromeric effect is ____________?

  • Permanent effect
  • Operates due to electronegativity difference
  • Temporary effect
  • None of the above
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Correct Answer: C. Temporary effect

Explanation:

The electromeric effect (E-effect) is an important concept in organic chemistry that explains ... Read More Details

3 Organic Chemistry MCQs

Methyl radical is ___________?

  • sp³ hybrid having 8 electrons
  • sp² hybrid having 6 electrons
  • sp² hybrid having 7 electrons
  • sp hybrid having linear geometry
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Correct Answer: C. sp² hybrid having 7 electrons

Explanation:

The methyl radical (•CH₃) is a fundamental species in organic chemistry and free ... Read More Details

4 Organic Chemistry MCQs

Nylon-2-nylon-6 is a __________ polymer?

  • Biodegradable polymer
  • Synthetic polymer
  • Natural polymer
  • Branched polymer
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Correct Answer: A. Biodegradable polymer

Explanation:

Polymers can be categorized into several types depending on their origin, structure, and ... Read More Details

5 Organic Chemistry MCQs

Which of the following is an example of a copolymer?

  • Polyethylene
  • PVC
  • Orlon
  • Nylon 6,6
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Correct Answer: D. Nylon 6,6

Explanation:

Polymers can be classified into homopolymers and copolymers based on the type of ... Read More Details

6 Organic Chemistry MCQs

Hexamethylene diamine and adipic acid combine to form which polymer?

  • Natural rubber
  • Synthetic rubber
  • Nylon 6,6
  • Polystyrene
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Correct Answer: C. Nylon 6,6

Explanation:

Polymers can be made through two major processes: addition polymerization and condensation polymerization. ... Read More Details

7 Organic Chemistry MCQs

Vulcanized rubber belongs to which type of polymer?

  • Natural polymers
  • Semisynthetic polymers
  • Synthetic polymers
  • None of the above
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Correct Answer: B. Semisynthetic polymers

Explanation:

Polymers can be divided into three main classes: natural polymers, synthetic polymers, and ... Read More Details

8 Organic Chemistry MCQs

Example of linear polymer is ?

  • High density polythene
  • Low density polythene
  • PVC
  • Both A and C
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Correct Answer: D. Both A and C

Explanation:

Polymers can be classified as linear, branched, or cross-linked depending on how their ... Read More Details

9 Organic Chemistry MCQs

Example of cross-linked polymer is ?

  • Nylon
  • Polyester
  • Bakelite
  • PVC
0 Comments
Correct Answer: C. Bakelite

Explanation:

Polymers can be broadly divided into two types: linear polymers and cross-linked polymers. ... Read More Details

10 Organic Chemistry MCQs

Neoprene is ?

  • Natural rubber
  • Vulcanized rubber
  • Synthetic rubber
  • None of the above
0 Comments
Correct Answer: C. Synthetic rubber

Explanation:

Neoprene is one of the earliest synthetic rubbers developed by chemists to replace ... Read More Details

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