Question

A Level Organic chemistry question

Answer 1

I can't seem to understand the part where the species D undergoes reaction with conc. H2SO4 and heat to form F

Answer 2

According to the answer key, this is F:

Answer 3

I thought alcohols undergo dehydration to form alkenes, not phenol? Please helppp...

Answer 4

Dehydration really happens and one OH stays in the ring.
It is not a phenol, but aromatic hydroxy carboxylic acid.

Answer 5

it does form an alkene, a conjugated alkene.