Chemical Kinetics questions
1373 published questions with worked solutions.
- The reaction L M is started with 10 g of L. After 30 and 90 minutes, 5 g and 1.25 g of L are left respectively. The order of...
- For the reaction A B when concentration of A is made 1.5 times the rate of reaction becomes 1.837 times. The order of reaction is
- For producing effective collisions the colliding molecules must have
- The formation of SO_3 from SO_2 and O_2 takes place in the following steps: 1. 2SO_2 + 2NO_2 2SO_3 + 2NO 2. 2NO + O_2 2NO_2
- Collision theory is satisfactory for _________
- The minimum energy needed to convert a reactant into product is called
- The rate of the first order reaction A products is 0.01 M/s, when reactant concentration is 0.2 M. The rate constant for the...
- A chemical reaction is the result of
- The slope of a graph [ A ]_t versus t for a first order reaction is -2.5 10^ -3 s^ -1 . The rate constant for the reaction will be
- A catalyst increases the rate of the reaction by
- The Arrhenius equation is
- For effective collisions, colliding molecules must have
- Consider the reaction 2NO(g) + O_2(g) 2NO_2(g) . If d[ NO_2 ] dt =0.052 M/s then - d[ O_2 ] dt will be
- The rate constant of a reaction
- The activation energy for a hypothetical reaction A Product is 12.49 kcal/mol. If temperature is raised from 295 to 305 K, the...
- For a first order reaction, the half life is independent of
- The Arrhenius equation is
- The half life of a first order reaction is 30 min and the initial concentration of the reactant is 0.1 M. If the initial...
- If the concentration is expressed in mole per litre and time in second, the units of rate constant for a first order reaction is
- Which one of the following formula represents a first order reaction?
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