Science, asked by santoshku529lic, 4 months ago

How can we say that burning of candle is a chemical change but the glowing
of bulb is a physical change?

Answers

Answered by sanjeevchandrupc

Answer:

During burning of candle new substance like carbon dioxide and water vapour is formed so it is a chemical change but in glowing of bulb no new substance is formed with different chemical properties so it is a physical change.

Answered by scientist331

Answer:

Also, during burning of candle new substances like carbon dioxide gas and water vapour are produced, hence it is a chemical change as well. Glowing of an electric bulb is a physical change since no new substance with different properties is formed

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