Question

write characteristics of chemical reaction​

Answer 1

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The characteristics of a chemical reaction are :

Evolution of gas.

• Formation of a precipitate.
• Change in color.
• Change in temperature.
• Change in state.
• Formation of new substances.

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Answer 2

1) change in state.

2) formation of new substance.

3) evolution of gases.

4) change in odour.

5) change in colour.

6) formation of precipitate.