Chemistry - Nomenclature Question with Solution | TestHub

${\mathrm{C}}_2{\mathrm{H}}_6$ can only be ethane. ${\mathrm{C}}_4{\mathrm{H}}_{10}$ has 2 isomers, ${\mathrm{C}}_5{\mathrm{H}}_{12}$ has 3 and ${\mathrm{C}}_4{\mathrm{H}}_8$ has several (alkenes and cycloalkanes).