(a) Match the formulae in group A with appropriate names from group B:

Group A: CH₃COOH, CH₃CHO, CH₃OH

Group B: Ethanol, Methanol, Ethanal, Ethanoic acid

34 Write the IUPAC names of the following:

(i) HCHO (ii) CH₃CHO (iii) CH₃CH₂CHO (iv) CH₃CH₂CH₂CHO

34 Which functional group is likely to be present in an organic compound having the molecular formula C₄H₁₀O? Write formula of the organic compound. 35 Draw the structure of butanoic acid. 35 What is the IUPAC name of acetic acid ?