04. CHEMICAL KINETICS
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CHEMICAL KINETICS

23606 Which one of the following statement for order of reaction is not correct

1 Order can be determined experimentally.
2 Order of reaction is equal to sum of the powers of concentration terms in differential rate law.
3 It is not affected with the stoichiometric coefficient of the reactants.
4 Order cannot be fractional.
CHEMICAL KINETICS

23780 Which of the following option is incorrect

1 Fraction of total molecules having energy greater than or equal activation energy is e−Ea/RT
2 Lesser the activation energy, faster will be the reaction
3 In Arrhenius equation K=Ae−Ea/RT  , Arrhenius factor (A) is the product of collision frequency and probability factor
4 Reaction having high value of activation energy is less temperature dependent
CHEMICAL KINETICS

23841 Which of the following statements is false ?

1 For an endothermic reaction, energy of product is greater than that of reactant
2 The rate law for a reaction depends on the concentrations of all reactant that appear in the stoichiometric equation.
3 The rate of a zero order reaction is independent of the concentration of the catalyst.
4 The specific rate constant for a reaction is independent of the concentrations of the reacting species
CHEMICAL KINETICS

23888 Which of the following is correct ?

1 molecularity of a reaction can be fractional
2 Zero order reaction never stops
3 A first order reaction must be homogeneous
4 The rate constant of a reaction becomes equal to the pre-exponential factor when the absolute temperature is infinity.
CHEMICAL KINETICS

23962 Which of the following is correct

1 10oC raise in tempeature lead to increase in rate of reaction by 2 to 3 times
2 ΔH of reaction depends on catalyst
3 a zero order reaction may be elementary
4 half life of every reaction is constant
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CHEMICAL KINETICS

23606 Which one of the following statement for order of reaction is not correct

1 Order can be determined experimentally.
2 Order of reaction is equal to sum of the powers of concentration terms in differential rate law.
3 It is not affected with the stoichiometric coefficient of the reactants.
4 Order cannot be fractional.
CHEMICAL KINETICS

23780 Which of the following option is incorrect

1 Fraction of total molecules having energy greater than or equal activation energy is e−Ea/RT
2 Lesser the activation energy, faster will be the reaction
3 In Arrhenius equation K=Ae−Ea/RT  , Arrhenius factor (A) is the product of collision frequency and probability factor
4 Reaction having high value of activation energy is less temperature dependent
CHEMICAL KINETICS

23841 Which of the following statements is false ?

1 For an endothermic reaction, energy of product is greater than that of reactant
2 The rate law for a reaction depends on the concentrations of all reactant that appear in the stoichiometric equation.
3 The rate of a zero order reaction is independent of the concentration of the catalyst.
4 The specific rate constant for a reaction is independent of the concentrations of the reacting species
CHEMICAL KINETICS

23888 Which of the following is correct ?

1 molecularity of a reaction can be fractional
2 Zero order reaction never stops
3 A first order reaction must be homogeneous
4 The rate constant of a reaction becomes equal to the pre-exponential factor when the absolute temperature is infinity.
CHEMICAL KINETICS

23962 Which of the following is correct

1 10oC raise in tempeature lead to increase in rate of reaction by 2 to 3 times
2 ΔH of reaction depends on catalyst
3 a zero order reaction may be elementary
4 half life of every reaction is constant
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CHEMICAL KINETICS

23606 Which one of the following statement for order of reaction is not correct

1 Order can be determined experimentally.
2 Order of reaction is equal to sum of the powers of concentration terms in differential rate law.
3 It is not affected with the stoichiometric coefficient of the reactants.
4 Order cannot be fractional.
CHEMICAL KINETICS

23780 Which of the following option is incorrect

1 Fraction of total molecules having energy greater than or equal activation energy is e−Ea/RT
2 Lesser the activation energy, faster will be the reaction
3 In Arrhenius equation K=Ae−Ea/RT  , Arrhenius factor (A) is the product of collision frequency and probability factor
4 Reaction having high value of activation energy is less temperature dependent
CHEMICAL KINETICS

23841 Which of the following statements is false ?

1 For an endothermic reaction, energy of product is greater than that of reactant
2 The rate law for a reaction depends on the concentrations of all reactant that appear in the stoichiometric equation.
3 The rate of a zero order reaction is independent of the concentration of the catalyst.
4 The specific rate constant for a reaction is independent of the concentrations of the reacting species
CHEMICAL KINETICS

23888 Which of the following is correct ?

1 molecularity of a reaction can be fractional
2 Zero order reaction never stops
3 A first order reaction must be homogeneous
4 The rate constant of a reaction becomes equal to the pre-exponential factor when the absolute temperature is infinity.
CHEMICAL KINETICS

23962 Which of the following is correct

1 10oC raise in tempeature lead to increase in rate of reaction by 2 to 3 times
2 ΔH of reaction depends on catalyst
3 a zero order reaction may be elementary
4 half life of every reaction is constant
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CHEMICAL KINETICS

23606 Which one of the following statement for order of reaction is not correct

1 Order can be determined experimentally.
2 Order of reaction is equal to sum of the powers of concentration terms in differential rate law.
3 It is not affected with the stoichiometric coefficient of the reactants.
4 Order cannot be fractional.
CHEMICAL KINETICS

23780 Which of the following option is incorrect

1 Fraction of total molecules having energy greater than or equal activation energy is e−Ea/RT
2 Lesser the activation energy, faster will be the reaction
3 In Arrhenius equation K=Ae−Ea/RT  , Arrhenius factor (A) is the product of collision frequency and probability factor
4 Reaction having high value of activation energy is less temperature dependent
CHEMICAL KINETICS

23841 Which of the following statements is false ?

1 For an endothermic reaction, energy of product is greater than that of reactant
2 The rate law for a reaction depends on the concentrations of all reactant that appear in the stoichiometric equation.
3 The rate of a zero order reaction is independent of the concentration of the catalyst.
4 The specific rate constant for a reaction is independent of the concentrations of the reacting species
CHEMICAL KINETICS

23888 Which of the following is correct ?

1 molecularity of a reaction can be fractional
2 Zero order reaction never stops
3 A first order reaction must be homogeneous
4 The rate constant of a reaction becomes equal to the pre-exponential factor when the absolute temperature is infinity.
CHEMICAL KINETICS

23962 Which of the following is correct

1 10oC raise in tempeature lead to increase in rate of reaction by 2 to 3 times
2 ΔH of reaction depends on catalyst
3 a zero order reaction may be elementary
4 half life of every reaction is constant
NEET DIGITAL LIBRARY
CHEMICAL KINETICS

23606 Which one of the following statement for order of reaction is not correct

1 Order can be determined experimentally.
2 Order of reaction is equal to sum of the powers of concentration terms in differential rate law.
3 It is not affected with the stoichiometric coefficient of the reactants.
4 Order cannot be fractional.
CHEMICAL KINETICS

23780 Which of the following option is incorrect

1 Fraction of total molecules having energy greater than or equal activation energy is e−Ea/RT
2 Lesser the activation energy, faster will be the reaction
3 In Arrhenius equation K=Ae−Ea/RT  , Arrhenius factor (A) is the product of collision frequency and probability factor
4 Reaction having high value of activation energy is less temperature dependent
CHEMICAL KINETICS

23841 Which of the following statements is false ?

1 For an endothermic reaction, energy of product is greater than that of reactant
2 The rate law for a reaction depends on the concentrations of all reactant that appear in the stoichiometric equation.
3 The rate of a zero order reaction is independent of the concentration of the catalyst.
4 The specific rate constant for a reaction is independent of the concentrations of the reacting species
CHEMICAL KINETICS

23888 Which of the following is correct ?

1 molecularity of a reaction can be fractional
2 Zero order reaction never stops
3 A first order reaction must be homogeneous
4 The rate constant of a reaction becomes equal to the pre-exponential factor when the absolute temperature is infinity.
CHEMICAL KINETICS

23962 Which of the following is correct

1 10oC raise in tempeature lead to increase in rate of reaction by 2 to 3 times
2 ΔH of reaction depends on catalyst
3 a zero order reaction may be elementary
4 half life of every reaction is constant