Q17 of 61 Page 1

State the meaning of the functional group in an organic compound. Write the formula of the functional group present in alcohols, aldehydes, ketones and carboxylic acids.

Functional group is defined as an atom or a group of atoms which makes carbon compounds reactive and also the decides the various properties of the compounds.

The formula for the functional groups are as follows:


1. Alcohol –OH


2. Aldehyde:



3. Ketones:



4. Carboxylic acids



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(a) Which type of mirror should he use and why?


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(c) Draw a ray diagram to show the formation of image in this case.


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Write any one difference in the electronic configurations of group 1 and group 2 elements?