When wax is burnt (in the form of a wax candle), then water and carbon dioxide are formed.This shows the "change in state" characteristic of reactions.

True

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False

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Solution

The correct option is A
True

Wax is a liquid whereas carbon dioxide is a gas. This means that during the combustion reaction of wax, the physical state changes from solid to liquid and gas. Therefore, this shows "change in state" characteristic of reactions.

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Similar questions

When wax is burnt (in the form of a wax candle), then water and carbon dioxide are formed. This shows the "change in state" characteristic of reactions.

Q. Which of the following happens when a wax candle is burnt?
A. Wax undergoes oxidation.
B. Heat and light energy are released.
C. Water vapour and carbon dioxide are released.

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.

Q. The combustion of candles, containing paraffin wax, to carbon dioxide and water vapor is:

The combustion of candles, containing paraffin wax, to carbon dioxide and water vapour is sublimation.

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When wax is burnt (in the form of a wax candle), then water and carbon dioxide are formed.This shows the "change in state" characteristic of reactions.

The correct option is A True Wax is a liquid whereas carbon dioxide is a gas. This means that during the combustion reaction of wax, the physical state changes from solid to liquid and gas. Therefore, this shows "change in state" characteristic of reactions.

The correct option is A
True

Wax is a liquid whereas carbon dioxide is a gas. This means that during the combustion reaction of wax, the physical state changes from solid to liquid and gas. Therefore, this shows "change in state" characteristic of reactions.