Which of the Following Hydrocarbons Has a Double Bond in Its

Question

Which of the following hydrocarbons has a double bond in its carbon skeleton?
A)C₃H₈
B)C₂H₆
C)CH₄
D)C₂H₄
E)C₂H₂

Accepted Answer

The hydrocarbon with a double bond in its carbon skeleton is ethylene, with the chemical formula C2H4. Option D is the only hydrocarbon with this formula.