The product ''P'' in the above reaction is :

Given below are two statements : one is labeled as Assertion A and the other is labelled as Reason R :

Assertion A : The H$$-$$O$$-$$H bond angle in water molecule is 104.5$$^\circ$$.

Reason R : The lone pair - lone pair repulsion of electrons is higher than the bond pair - bond pair repulsion.

In the light of the above statements, choose the correct answer from the options given below :

In the above chemical reaction, intermediate ''X'' and reagent/condition ''A'' are :

The type of pollution that gets increased during the day time and in the presence of O₃ is :