Burning of a coal is a physical change or a chemical change?

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Solution

Burning of coal is a chemical change as there are new substances that are formed as a result of this change.
. The burning of coal takes up O2 and produces CO2.Anything that gets burned takes place in a chemical reaction.

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Similar questions

Give reason:

(a)Freezing of water to ice and evaporation of water are physical changes.

(b)Burning of a candle is both a physical and a chemical change.

(c)Burning of paper is a chemical change.

(d)Cutting of a cloth piece is a physical change, though it cannot be reversed.

Classify the following as a physical or a chemical change :

(a) Drying of wet clothes

(b) Manufacture of salt from seawater.

(d) Boiling of water

(e) Burning of paper

(f) Melting of wax

(g) Burning of coal

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