Which hydrocarbon class has a C=C bond?
AAlkane
BAlkyne
CAlkene
DAlcohol
Answer & Solution
Correct answer: C. Alkene
1. The symbol C=C represents a double bond between two carbon atoms. A hydrocarbon contains only carbon and hydrogen.
2. Alkenes are the hydrocarbon family characterised by a carbon-carbon double bond. Alkanes have only single carbon-carbon bonds, while alkynes contain a carbon-carbon triple bond.
3. Therefore Alkene, option C, is correct. An alcohol contains oxygen in a hydroxyl group, so it is not a hydrocarbon family.
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