Write Reimer-Tiemann reaction giving an example.

Write the reactions and the conditions involved in the conversion of :

Phenol to benzoquinone.

Explain the following giving one example for each:

Friedel-Craft's acetylation of anisole

How would you obtain :

Propan-$2$-ol from propane

Give one method each for the industrial preparation of:

ethyl alcohol

Give the equations of the following reactions:

Oxidation of propan- $1$ -ol with alkaline ${\mathrm{KMnO}}_4$ solution.

Give reasons for the following:

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