Multiple choice

Which of the following are used to make the head of matchsticks these days?

a. Antimony trisulphide b. Potassium chlorate c. Red phosphorus d. Brown sulphur

  1. Only a and b

  2. Only b and c

  3. Only c and d

  4. Only a and d

  5. Only b and d
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is the correct option, as antimony trisulphide and potassium chlorate are used to make the heads of matchsticks these days.

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