Burning of wax is a change and an process.

physical

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chemical

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exothermic

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endothermic

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Solution

The correct options are
B chemical
C exothermic
Burning of wax results in the formation of carbon dioxide and water. Since it involves formation of new substances, it is a chemical change.

This process also involves liberation of heat. Therefore, it is an exothermic process.

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Similar questions

Q. Melting of wax is a/an _________ change, while burning of a candle wick is a/an _________ change.

Q. Melting of wax is a/an _________ change , while burning of a candle is a/an _________ change.

We observe that some portion of wax (in a candle) melts and another portion of it is used in producing heat and light.
Statement A: The melting of wax is a physical change
Statement B: The burning of wax for the production of heat and light is a chemical change.

Q. While burning a candle, the melting of wax is a change whereas the burning of wick is a change.

Q. Assertion :The burning of a candle is both a physical and a chemical change. Reason: Burning of candle melts the wax and hence physical state of wax has changed from solid to liquid. Again the wax combines with the atmosphere oxygen and changes to carbon dioxide, heat and light.

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Burning of wax is a change and an process.

The correct options are B chemical C exothermicBurning of wax results in the formation of carbon dioxide and water. Since it involves formation of new substances, it is a chemical change. This process also involves liberation of heat. Therefore, it is an exothermic process.

The correct options are
B chemical
C exothermic
Burning of wax results in the formation of carbon dioxide and water. Since it involves formation of new substances, it is a chemical change.

This process also involves liberation of heat. Therefore, it is an exothermic process.