See image — Hydrocarbons Chemistry Question

💡 Solution & Explanation

Correct option: \(\text{C}\). Preparation methods are selected by the target hydrocarbon: elimination forms alkenes/alkynes, reduction gives more saturated products, and coupling reactions build larger carbon skeletons. Recovered question text: 3. Kolbe electrolytic synthesis can be used to obtain all hydrocarbons as a major product except :- (1) 2-Butene (2) Ethyne (3) Methane (4) Ethene