(a(i))[1]
Deduce how many peaks would appear in the $^{13}\text{C}$ NMR spectrum of cuminyl alcohol.
(a(ii))[2]
Identify two bonds that account for the differences in the infra-red spectra of cuminaldehyde and cuminyl alcohol, and give their absorption ranges in the infra-red spectrum (in $\text{cm}^{-1}$).
(b(i))[4]
Suggest reagents and conditions for steps 1-4 in the synthesis of cuminyl alcohol from benzene.
(b(ii))[2]
Name the mechanism of step 2 and state the type of reaction in step 4.