Account for the following:

The order of reactivity of halogen acids with alcohols is $\mathrm{HI}>\mathrm{HBr}>\mathrm{HCl}$.

Account for the following:

Phenols do not undergo substitution at the carbon of  bond.

Write chemical equations and reaction conditions for the conversion

Ethene to ethanol

Write chemical equations and reaction conditions for the conversion

Phenol to phenyl ethanoate

Write chemical equations and reaction conditions for the conversion

Ethanol to propan- $2$ -ol.

Give an example for each of the following reactions:

Kolbe's reaction

Give an example for each of the following reactions:

Reimer-Tiemann reaction

Complete the following reactions:

${\left({\mathrm{CH}}_3\right)}_2\mathrm{CO}\stackrel{{\mathrm{LiAlH}}_4}{⟶}$

Complete the following reactions: