Question

What are the characteristes of chemical reaction
Explain.​

Answer 1

Answer:

charctersticks of chemical reactions are:

1)Evolution of a gas

2)Formaion of precipitate

3)Change in colour

4)Change in temperature

5)Change in state

Answer 2

• Evolution of gas.
• Formation of a precipitate.

• Change in color.
• Change in temperature.

• Change in state.

• Formation of new substances