The reaction of 1,2-dibromoethane with alcoholic KOH yields

Asked in UPSC Geoscientist 2023 · Topic: Organic Chemistry (Halogen Containing Organic Compounds: Alkyl and aryl halides, nucleophilic substitution (SN1, SN2) and elimination (E1, E2) reactions.)

1. ethene
2. ethyne
3. 1-bromo-2-hydroxyethane
4. 1-bromoethene

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