Allyl chloride on dehydrochlorination gives:

Allylic halide is

Allyl bromide is

Allyl bromide is

Benzal chloride on hydrolysis gives

Benzal chloride on hydrolysis gives

Allyl chloride undergoes hydrolysis at a rate faster than n-propyl chloride - why?

which of the following compound undergoes dehydrochlorination most easily when treated with alcoholic KOH?