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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

Mass difference between adjacent members of a homologous series is?

  • 14 amu
  • 12 amu
  • 18 amu
  • 22 amu
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Correct Answer: A. 14 amu

Explanation:

A homologous series is a group of organic compounds having the same functional ... Read More Details

2 Organic Chemistry MCQs

The valency of Carbon is _________?

  • 2
  • 3
  • 4
  • 1
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Correct Answer: C. 4

Explanation:

Valency is defined as the combining capacity of an atom, determined by the ... Read More Details

3 Organic Chemistry MCQs

All members of homologous series have different __________?

  • Chemical properties
  • Functional group
  • Physical properties
  • All of them
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Correct Answer: C. Physical properties

Explanation:

A homologous series is a group of organic compounds having the same functional ... Read More Details

4 Organic Chemistry MCQs

The marsh gas is ___________?

  • Ethane
  • Methane
  • Propane
  • Butane
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Correct Answer: B. Methane

Explanation:

Marsh gas is the common name for methane, a simple hydrocarbon ... Read More Details

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