Explain the position of electrophilic substitution in benzoic acid.

Explain the electrophilic substitution reaction of Anisole.

In electrophilic substitution reaction nitrobenzene is

Electrophilic substitution of with bromine gives

Give reasons: Electrophilic substitution in benzoic acids takes place at meta position.

Which are the suitable positions for electrophilic substitution reaction occurs at phenol and explain why it occurs at those positions?