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Byju's Answer
Standard VIII
Chemistry
Characteristics of Chemical Reaction
What do we un...
Question

What do we understand by activation energy?


A

The minimum energy necessary to start a chemical change

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B

The maximum energy a reaction reaches before the reaction goes off

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C

Depends upon the physical state of reactants

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D

All of the choices

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Solution

The correct option is A

The minimum energy necessary to start a chemical change


Activation energy is nothing but the energy that an atomic system must acquire before a process can occur.


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