Multiple choice

Which of the following options is a chemical change?

  1. Evaporation of water

  2. Burning of candle

  3. Both (1) and (2)

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Burning of a candle involves a chemical change because the wax reacts with oxygen to produce new substances like carbon dioxide and water vapor. Evaporation is a physical change.

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