Question

Which of the following is nitric acid?
(a) HNO3
(b) H2SO4
(c) HCl
(d) CH3COOH

Answer 1

Answer:

(a) $HNO_{3}$

Explanation:

The chemical formula of nitric acid is $HNO_{3}$.

Answer 2

Nitric acid (HNO3)

Explanation:

The chemical formula of nitric acid is HNO3. It is colourless. It tends to get an yellow tint when the solution gets old and decomposes into water and oxides of nitrogen.

It is a highly concetrated acid and hence corrosive in nature. It is also referred to as aqua fortis or spirit of niter. It is commonly used as an oxidizing agent.