Rates Of Chemical Reactions And Chemical Kinetics QUESTIONS AND ANSWERS

IIT JEE : Rates Of Chemical Reactions And Chemical Kinetics QUESTIONS AND ANSWERS :: part1 : 6 to 10

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

6.When the reactants and catalysts are in the same phase, it is called

homogeneous catalysis

heterogeneous catalysis

positive catalysis

None of the above

7.Cobalt present along with iron in the synthesis of ammonia acts as

autocatalyst

induced catalyst

promoter

inhibitor

8.What is the order of a chemical reaction whose rate is determined by the variation of one concentration term only?

Second

Four

First

Zero

9.According to absorption theory, a catalyst increases the rate of a reaction by

supplying energy of activation

forming are intermediate compound

increasing the no. of collisions

adsorbing the molecules of he reactants on the surface and increasing the molar concentration of the reactants on the surface

10.75% of a reaction of a first order reaction is completed in 32 minutes. Its half-life is

16 min

48 min

64 min

96 min

More Rates Of Chemical Reactions And Chemical Kinetics QUESTIONS AND ANSWERS available in next pages

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