4(c)
Name the following organic compounds:
(i) The compound with 3 carbon atoms whose functional group is a carboxyl.
(ii) The first homologue whose general formula is CnH2n
(iii) The compound that reacts with acetic acid to form ethyl ethanoate.
(iv) The compound formed by complete chlorination of ethyne.
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(i) Propanoic acid [C3H7CHO]
(ii) Ethene [C2H4]
(iii) Ethyl alcohol
$\underset{\text{ethyl alcohol}}{\text{C}_2\text{H}_5\text{OH}} + \underset{\text{acetic acid}}{\text{CH}_3\text{COOH}} \xrightarrow{\text{Conc. H}_2\text{SO}_4} \underset{\text{ethyl ethanoate}}{\text{CH}_3-\text{COO}-\text{C}_2\text{H}_5} + \text{H}_2\text{O}$
(iv) 1,1,2,2 tetrachloroethane
