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An increase in the concentration of the reactants of a reaction leads to change in

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Important Questions on Chemical Kinetics

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If the rate constant for a first order reaction is k, the time (t) required for the completion of 99% of the reaction is given by
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For the chemical reaction N2g+3H2g2NH3g, the correct option is:
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When initial concentration of the reactant is doubled, what happens to the half-life period of a zero order reaction?
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What is the correct difference between first and second order reactions?
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A first-order reaction has a specific reaction rate 10-2sec-1. How much time will it take for 20 g the reactant to reduce to 5 g?
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Mechanism of a hypothetical reaction X2+Y22XY is given below:

(i) X2X+X fast

(ii) X+Y2XY+Y slow

(iii) X+YXY fast

The overall order of the reaction will be
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The decomposition of phosphine PH3 on tungsten at low pressure is a first-order reaction. It is because the
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The rate of a first-order reaction is 0.04 mol l-1s-1 at 10 second and 0.03 mol l-1s-1 at 20 seconds after initiation of the reaction. The half-life period of the reaction is: