What is the main chemical component present in matchbox strips?
A
White phosphorus
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B
Red phosphorus
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C
Potassium chlorate
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D
Carbon
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Solution
The correct option is A White phosphorus White phosphorus and red phosphorus can be rubbed together to initiate a flame. White phosphorus is present on the matchbox strip and red phosphorus is present in the bulb of the matchstick. When rubbed together quickly a flame is ignited due to friction.