Question

State whether true or false for each:

Nitric acid is highly corrosive and poisonous.

• A. True
• B. False

Answer 1

The correct option is A True

Physiological nature of nitric acid $\left({\mathrm{HNO}}_3\right)$:

• Nitric acid is highly corrosive and poisonous.
• It stains the skin yellow.
• It combines with the protein of the skin forming a yellow compound, i.e. xanthoproteic acid.

Therefore, the given statement is true.