The general formula of alkenes is:

Alkene $X$ $\xrightarrow[\Delta]{KMnO_4}$ (Butan$-2-$one) $+$ (Pentanoic acid). $X$ is

Ozonolysis of an organic compound $A$ produces acetone and propionaldehyde in an equimolar mixture. Identify $A$ from the following compounds:

Addition of bromine on propene in the presence of brine yields a mixture of :

Write about ozonolysis of alkene.

What are the enthalpies of $\sigma$-bond and $\pi$-bonds in an alkene?