Multiple choice

Which of the following chemicals can be used to extinguish electric fire?

  1. Sulphur

  2. Antimony trisulphide

  3. Potassium bicarbonate

  4. Phosphorus

  5. Washing soda

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is the correct option. Potassium bicarbonate is used to extinguish electric fire.