Which of the following hydrocarbons undergo addition reactions?
C2H6, C3H8, C3H6, C2H2 and CH4

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1 Answers

Unsaturated hydrocarbons (i.e., hydrocarbons having double or triple bonds) undergo addition reactions.
i. C2H6 (Ethane) is a saturated hydrocarbon. It does not undergo addition reactions.
ii. C3H8 (Propane) is a saturated hydrocarbon. It does not undergo addition reactions.
iii. C3H6 (Propene) is an unsaturated hydrocarbon. It undergoes addition reactions.
iv. C2H2 (Ethyne) is an unsaturated hydrocarbon. It undergoes addition reactions.
v. CH4 (Methane) is a saturated hydrocarbon. It does not undergo addition reactions

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