What is a functional group in a carbon compound? Identify the functional group present in CH3COOH and C2H5OH.
(a) Write the formula of the functional group present in carboxylic acids. (b) Name the functional group present in CH3−C≡CH. (c) Name the functional groups present in the following compounds : (i) CH3−CHO (ii) CH3−CH2−COOH (iii) CH3−O||C−CH3 (iv) CH3−CH2−CH2−OH