Home
Class 12
PHYSICS
If k(1) rate constant at temperature T(1...

If `k_(1)` rate constant at temperature `T_(1) and k_(2)` = rate constant at temperature `T_(2)` for a first order reaction, then which of the following relations is correct? (`E_(a)` : activation energy)

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE- II LEVEL- II (ADVANCED) (Linked Comprehension Type Questions))|2 Videos

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE- II LEVEL- II (ADVANCED) (Matrix Matching Type Questions))|1 Videos

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE- II LEVEL-I (MAIN) (Straight Objective Type Questions))|14 Videos

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|27 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise PRACTICE EXERCISEX|42 Videos

Similar Questions

Explore conceptually related problems

If K_(1)= Rate constant at temperature T_(1) and k_(2) rate constant at temperature T_(2) for a first order reaction, then which of the following relation is correct ?

If K_1 is the equilibrium constant at temperature T_1 and K_2 is the equilibrium constant at temperature T_2 and If T_2 gt T_1 and reaction is endothermic then

Consider the following plots of rate constant versus (1)/(T) for four different reactions. Which of the following orders is correct for the activation energies of these reactions ?

Consider the following plots of rate constant versus (1)/(T) for four different reactions. Which of the following orders is correct for the activation energies of these reactions?

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 :

The activation energies of two reactions are E_(1) & E_(2) with E_(1)gtE_(2) . If temperature of reacting system is increased from T_(1) (rate constant are k_(1) and k_(2) ) to T_(2) (rate constant are k_(1)^(1) and k_(2)^(1) ) predict which of the following alternative is correct.

The rate constant of a reaction at temperature 200 K is 10 times less than the rate constant at 400 K. What is the activation energy (E_(a)) of the reaction ? (R = gas constant)

Plots showing the variation of the rate constant (k) with temperature (T) are given below. The plot that follows the Arrhenius equation is

Two different first order reactions have rate consants k_(1) and k_(2) "at" T_(1)(k_(1)gtk_(2)) . If temperature is increased form T_(1) "to"T_(2) ,then new consant become k_(3) and k_(4) respeectively. Which among the following relartions is correct

The rate constants k_(1) and k_(2) of two reactions are in the ratio 2:1 . The corresponding energies of acativation of the two reaction will be related by