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Why does a candle become smaller on burning with time? - Chemistry

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Answer in Brief

Why does a candle become smaller on burning with time?

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Solution

On heating, candle wax melts, then turns into vapour which reacts with air to produce two new substances, carbondioxide and water. Therefore a candle on burning becomes smaller and smaller and the part of wax which has undergone chemical change cannot be recovered.

Concept: Change of State of Matter
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APPEARS IN

Selina Class 6 Selina Concise Chemistry
Chapter 3 Matter
Exercise 3 | Q 9
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