Butanone is a four-carbon compound with the functional group
  1. carboxylic acid
  2. aldehyde
  3. ketone
  4. alcohol

Correct Answer: (c) ketone  

Explanation:  In butanone, the functional group is 

NCERT Solutions for Class 10 Science Chapter 4 Carbon and its Compounds MCQs Q10

[Extra information: Ketone is a carbonyl group has 2 hydrocarbon groups attached to it. These can contain benzene rings or alkyl groups. Ketone does not have a hydrogen atom attached to the carbonyl group.

Uses of Ketones: The most common ketone is acetone, an excellent solvent for a number of plastics and synthetic fibers. In daily life, acetone is used as a nail paint remover and paint thinner. Acetone is used in medicine for chemical peeling and for acne treatments.

Methyl ethyl ketone (MEK) also known as butanone, is a common solvent, used in the production of textiles, varnishes, plastics, paint remover, paraffin wax, etc. It is also used as a welding agent for plastics due to its dissolving properties.

Cyclohexanone is another important ketone that is primarily used in the production of nylon (synthetic fibre).]


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Updated on: 10-Oct-2022


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