What is the function of potassium chlorate in a matchstick bulb?

The friction generates heat.

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Rubbing causes chemicals to combine.

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Friction removes the bulb so that the wood can start burning.

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Friction breaks the stick.

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Solution

The correct option is A
The friction generates heat.

Potassium chlorate is an oxidising agent and provides necessary oxygen for combustion of phosphorus.

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Similar questions

What is the function of potassium chlorate in a matchstick bulb?

Q. When we rub our hands together, heat is generated due to friction.

A man sharpens his knife. Which of these statements describes the properties of friction that are observed in the situation?
A. Friction helps to induce magnetism
B. Friction acts in the opposite direction of relative motion.
C. Friction causes the surfaces in contact to wear away.
D. Friction produces heat energy.

Q. Potassium chlorate decomposes, on heating, to form potassium chloride and oxygen. When 24.5 g of potassium chlorate is decomposed completely, then 14.9 g of potassium chloride is formed. Calculate the mass of oxygen formed. Which law of chemical combination have you used in solving this problem?

Q. A matchstick lights up due to heat created by friction.

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What is the function of potassium chlorate in a matchstick bulb?

The correct option is A The friction generates heat. Potassium chlorate is an oxidising agent and provides necessary oxygen for combustion of phosphorus.

The correct option is A
The friction generates heat.

Potassium chlorate is an oxidising agent and provides necessary oxygen for combustion of phosphorus.