What is the main chemical component present in striking surface of a matchbox?
A
Potassium
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B
Phosphorus
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C
Potassium chlorate
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D
Graphite
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Solution
The correct option is B Phosphorus When a matchstick strikes on striking surface of a matchbox, the heat of the friction causes a reaction between the potassium chlorate in the match head and phosphorus in the striking surface.