what is the chemical reaction ? its very urgent plz
jaydev1978:
two or more elements combine to form a compound.
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Transformation of two or more chemical substances together, and the reaction takes place, is called as chemical reactions.
The chemical reaction includes reactants. And also, the two reactants form the new substances.
Some Examples of chemical reactions - 1] Exothermic reaction. 2] Endothermic reaction.
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