Question

what are the characteristics of chemical reaction​

Answer 1

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A chemical reaction is in which the bonds are broken within reactant molecules, and new bonds are formed within product molecules in order to form a new substance.

Chemical reactions are all around us, from the metabolism of food in our body to how the light we get from the sun is the results of chemical reactions. Before beginning with chemical reactions, it is important to know about physical and chemical changes.

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

Answer 2

Explanation:

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.