Chemical name of vitamin - A is.

Explanation:

Vitamin A's chemical names are retinol, retinal, and retinoic acid, which are all referred to as retinoids.

Vitamin (A) is a group of unsaturated nutritious natural chemicals that includes retinol, retinal, retinoic acid, and a number of provitamins called carotenoids.

Thus, the chemical name of vitamin - A is Axerophthol (retinol).

Final Answer:

The correct answer is B i.e Axerophthol (retinol).