NEET Chemistry Chemical Kinetics Questions Solved

BOARD

Define the following:

(i) Elementary step in a reaction

(ii) Rate of a reaction

(i) Elementary step in a reaction: Those reactions which take place in one step are called elementary reactions. Example: Reaction between H2 and I2 to form 2HI

H2 + I2$\to$ 2HI

(ii) Rate of a reaction: The change in the concentration of any one of the reactants or products per unit time is called rate of reaction.

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