Q1
1 markVery Short AnswerSection A

Butanone is a four-carbon per molecule compound. Name the functional group present in it.

Carbon and its Compounds
Functional Groups
Official Answer

The functional group present in butanone is the Ketone group (C=O-C=O).

Ketonefunctional group-oneC=O

Marking Scheme

  • 1Identification of the functional group: 1 mark

Hint

Look at the suffix '-one' and refer to the table of functional groups.

Quick Oral Answer

Butanone contains the ketone functional group. You can identify it by the '-one' suffix in its IUPAC name.

Analysis & Explanation

According to Table 4.3 in the NCERT text, the suffix '-one' in the name of a carbon compound (like Butanone) indicates the presence of a Ketone functional group. A ketone consists of a carbon atom double-bonded to an oxygen atom, situated within a carbon chain.

Common Mistakes

  1. 1Confusing 'butanone' (ketone) with 'butanal' (aldehyde).
  2. 2Writing the formula of the group incorrectly as -OH.

Interesting Facts

Butanone, also known as methyl ethyl ketone (MEK), is a common industrial solvent used in paints and glues.

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Frequently Asked Questions

How many marks does this question carry in CBSE Class 10 Science 2011?

This question carries 1 mark in the CBSE Class 10 Science 2011 examination.

Which chapter does this question come from in Science?

This question is from the chapter "Carbon and its Compounds" in the CBSE Class 10 Science syllabus.

What topic does this question cover in Science?

This question covers the topic "Functional Groups" from CBSE Class 10 Science.

What type of question is this in the CBSE Class 10 Science 2011 paper?

This is a Very Short Answer question from Section A in the CBSE Class 10 Science 2011 paper.