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1 Organic Chemistry MCQs

Which compound is also known as carbolic acid?

  • Methanol
  • Phenol
  • Formic acid
  • Acetic acid
0 Comments
Correct Answer: B. Phenol

Explanation:

Carbolic acid is the older common name for phenol (C₆H₅OH), an aromatic organic ... Read More Details

2 Organic Chemistry MCQs

Heating phenol with zinc will yield which compound?

  • Benzene
  • Toluene
  • Cyclohexane
  • Aniline
0 Comments
Correct Answer: A. Benzene

Explanation:

When phenol (C₆H₅OH) is heated strongly with zinc metal, a reduction reaction takes ... Read More Details

3 Organic Chemistry MCQs

Phenol reacts with formaldehyde in a dilute base to form Bakelite. This process is called?

  • Addition polymerization
  • Condensation polymerization
  • Isomerization
  • Hydrogenation
0 Comments
Correct Answer: B. Condensation polymerization

Explanation:

Bakelite is a synthetic plastic formed when phenol reacts with formaldehyde in the ... Read More Details

4 Organic Chemistry MCQs

Ethanol can be converted into ethanoic acid by which chemical process?

  • Reduction
  • Oxidation
  • Neutralization
  • Hydrogenation
0 Comments
Correct Answer: B. Oxidation

Explanation:

The conversion of ethanol (C₂H₅OH) into ethanoic acid (CH₃COOH) is a classic example ... Read More Details

5 Organic Chemistry MCQs

Methanol can be obtained from?

  • Water gas
  • Destructive distillation of wood
  • Methane
  • All
0 Comments
Correct Answer: D. All

Explanation:

Methanol (CH₃OH) is the simplest alcohol and an important industrial chemical. It can ... Read More Details

6 Organic Chemistry MCQs

Absolute alcohol is obtained when rectified spirit is treated with?

  • Ca(OH)₂
  • CaCO₃
  • CaCl₂
  • CaO
0 Comments
Correct Answer: D. CaO

Explanation:

Rectified spirit is a mixture containing about 95% ethanol and 5% water. It ... Read More Details

7 Organic Chemistry MCQs

Phenol was first isolated by Runge from which source?

  • Vegetable oil
  • Coal tar
  • Wood
  • None of these
0 Comments
Correct Answer: B. Coal tar

Explanation:

Phenol (C₆H₅OH) is one of the simplest aromatic alcohols and an important organic ... Read More Details

8 Organic Chemistry MCQs

The hydrogenation of phenol in the presence of Ni and heat gives ?

  • Cyclohexane
  • n-Hexane
  • 1-Hexanol
  • Cyclohexanol
0 Comments
Correct Answer: D. Cyclohexanol

Explanation:

Phenol (C₆H₅OH) is an aromatic alcohol in which a hydroxyl group (-OH) is ... Read More Details

9 Organic Chemistry MCQs

Ethanol and methanol can be distinguished by a ?

  • Iodoform test
  • Lucas test
  • Benedict’s test
  • Tollens test
0 Comments
Correct Answer: A. Iodoform test

Explanation:

Ethanol and methanol are both primary alcohols, but they can be distinguished by ... Read More Details

10 Organic Chemistry MCQs

Which one of the following alcohol has greater boiling point?

  • Ethanol
  • Ethylene glycol
  • Glycerol
  • Methanol
0 Comments
Correct Answer: C. Glycerol

Explanation:

The boiling point of alcohols depends mainly on molecular weight, number of hydroxyl ... Read More Details