Multiple choice

Safety matches are made by using

  1. carbon, sulphur and paraffin

  2. potassium chloride, antimony sulphide and glue

  3. lead dioxide, carbon and paraffin

  4. silicon dioxide, sulphur and paraffin
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Safety match heads contain potassium chlorate (an oxidizer), antimony sulfide (fuel), and binding agents. The striking surface contains red phosphorus, which allows the match to ignite only when rubbed against it, preventing accidental ignition from friction alone.

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