alleryStart learning →In a covalent double bond, the number of electron pairs shared is:
- 3
- 4
- 2
- 1
Show answer and solution
Correct answer: C. 2
A double bond shares 2 pairs (4 electrons) between the same two atoms.
Indian Navy 10+2 B.Tech Cadet Carbon and its Compounds — practice questions
Explore 2 free Carbon and its Compounds questions in Indian Navy 10+2 B.Tech Cadet Science. Open each question or exercise to read its content, reference answers and available explanation.
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Worked practice questions
In alkaline KMnO₄, ethanol is converted to:
- ethanal
- ethyl acetate
- ethanoic acid
- methanal
Show answer and solution
Correct answer: C. ethanoic acid
KMnO₄ oxidises ethanol (–CH₂OH) all the way to the carboxylic acid –COOH, giving ethanoic acid (vinegar).
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