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Define a Chemical Change. Give Two Examples of the Above Changes. - Chemistry

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Definition

Define a chemical change. Give two examples of the above changes.

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Solution

A permanent change in which new substances are formed whose composition and properties are completely different from those of the original 
substances.

Chemical change:
(i) Burning of wood.
(ii) Breathing.

Concept: Classification of Change: Physical Changes
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APPEARS IN

Selina Concise Chemistry Class 8 ICSE
Chapter 2 Physical and Chemical Changes
Exercise | Q 1.2 | Page 18
Selina Concise Chemistry Class 7 ICSE
Chapter 2 Physical and Chemical Changes
Exercise | Q 1.2
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