Butene–1 may be converted into butane by reaction with

The reaction of propene with HOCI proceeds via the addition of

Reaction of 2–phenyl–1–bromocyclopentane on reaction with alcoholic KOH produces

The treatment of benzene with isobutene in the presence of sulphuric acid gives

Toluene when refluxed with bromine in the presence of light gives mainly :

Among the following, the compound that can be most readily sulphonated is

The compound that is most reactive towards electrophilic substitution is

The reaction of toluene with chlorine in presence of ferric chloride $(FeC{l}_3)(FeCl\_3)$ gives predominantly

Chlorination of toluene in the presence of light and heat followed by treatment with aqueous NaOH gives

Benzyl Chloride $(C_6{H}_{5}C{H}_{2}Cl)(C\_6H\_5CH\_2Cl)$ can be prepared from toluene by chlorination with