Molecular formula of cyclopropane is ${\mathrm{C}}_3{\mathrm{H}}_6$.

${\mathrm{C}}_8{\mathrm{H}}_{18}$ and ${\mathrm{C}}_6{\mathrm{H}}_{14}$ belong to same homologous series.

Ethane is a linear molecule.

Alkaline $2\%$ solution of ${\mathrm{KMnO}}_4$ is known as Baeyer's reagent.

Esters have very pleasant fruity smell.

Oxalic acid is the first member of carboxylic acid.

Decomposition of a compound by heat in absence of air is pyrolysis.

What is the general formula of a saturated hydrocarbon?

Draw the structural formula of compound with two carbon atoms having $\mathrm{C}-\mathrm{C}$ double bonds.