Check sibling questions

Explain why:

(b) Calamine solution is applied on the skin when an ant bites.

 

Answer:

When an ant bites, it injects the acid into the skin.

  • The acid is called Formic acid . It causes irritation .
  • The effect of the acid can be neutralised by rubbing a mild base like moist baking soda (sodium hydrogen carbonate).
  • Calamine is also a mild base that can be used to neutralise the effect of he acid.
  1. Class 7
  2. Chapter 5 Class 7 - Acid, Bases and Salt

About the Author

Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo