Science, asked by safwansana599, 5 months ago

21. What are the changes accompanying a chemical reaction?​

Answers

Answered by ayush8567
1

Answer:

When chemical reactions occur, the atoms are rearranged and the reaction is accompanied by an energy change as new products are generated. An example of a chemical change is the reaction between sodium and water to produce sodium hydroxide and hydrogen.

Answered by nepaliramkumar036
0

Answer:

Chemical reactions involve the production of new materials which are quite different from the reacting substances. Any new materials come from the reacting substances. Changes that may accompany a chemical reaction include colour, appearance and production of new materials,

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