During photochemical reactions of photosynthesis

A photochemical reaction is

Which part of chloroplast contains machinery for photochemical reaction of photosynthesis?

During the dark reactions of photosynthesis :

List the events taking place in the photochemical phase of photosynthesis

State the reactions of photochemical phase of photosynthesis. Explain photophosphorylation in the ligth of chemiosmotic hypothesis.

What is photochemical reaction ?

What is photochemical reaction ?