Preparation of Bakelite proceeds via reactions :
Reaction of a carbonyl compound with one of the following reagents involves a nucleophilic addition followed by a dehydration. The reagent is:
Toluene reacts with a halogen in the presence of iron (III) chloride giving ortho and para halo compounds. The reaction is
(a) electrophilic elimination reaction
(b) electrophilic substitution reaction
(c) free radical addition reaction
(d) nucleophilic substitution reaction
How is ethene prepared by : (a) dehydrohalogenation reaction? (b) dehydration reaction? Give equations and name the products formed.