Chemical Kinetics questions
1373 published questions with worked solutions.
- The ratio of the times 99.9% of the reaction to complete and half of the reaction to complete is
- Arrhenius equation is
- If initial concentration is reduced to 1/4th in a zero order reaction, the time taken for half the reaction to complete
- For the order reaction the half life period is (if k is rate constant and is initial concentration)
- For a first order reaction we have k = 100 s^ -1 . The time for completion of 50% reaction is
- The influence of temperature on reaction rate is predicted by
- The half-life period of a first order reaction is
- The half-life period for a first order reaction is 69.3. Its rate constant is
- Which order reaction obeys the expression t_ 1/2 = 1 Ka
- The time for half life of a first order reaction is 1 hr. What is the time taken for 87.5% completion of the reaction?
- The half-life period for a first order reaction is 693 seconds. The rate constant for this reaction would be
- If 'a' is the initial concentration of the reactant, the half life period of the reaction of n^ th order is proportional to
- The relationship between half life and initial concentrations is given by
- Half life period of any first order reaction is
- A first order reaction is 50% completed in 30 minutes. The rate constant of the reaction is
- The rate of reaction A + B + C product is given by Rate = k ,[ A ]^ 1/2 [ B ]^ 1/3 [ C ]. The order of the reaction is
- For the reaction A C it is found that the rate of the reaction quadruples when the concentration of A is doubled. The rate for...
- If the rate of reaction between A and B is expressed as k ,[ A ][ B ]^2, the reaction is
- What is the order of a reaction which has a rate expression Rate =k ,[ A ]^ 3/2 [ B ]^ -1 ?
- The order of reaction can be deduced from
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