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Reactions with Hydrocarbons Practice Test

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Q1

Alkenes A through D contain only carbon and hydrogen. They have the following heats of combustion at $\small 298K$ .

Alkene A: $\small -50$\frac{kJ}{mol}$$

Alkene B: $\small -200$\frac{kJ}{mol}$$

Alkene C: $\small -75$\frac{kJ}{mol}$$

Alkene D: $\small -300$\frac{kJ}{mol}$$

Rank these four alkenes in terms of their stability, with the least stable compound on the left, and the most stable compound on the right.

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