Question

Q.2. What are the changes taking place during a chemical reaction ? class 10​

Answer 1

Explanation:

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.

Answer 2

Changes that takes place during a Chemical reaction are:

1. Change in State. (like solid , liquid and Gas)
2. Change in color.
3. Evolution of gas.
4. Change in temperature. (like exothermic and endothermic reactions)

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