Arrhenius Equation & Activation Energy: JEE Questions & Solutions

Pre-exponential factors of two different reactions of same order are identical. Let activation energy of first reaction exceed the…

The temperature at which the rate constants of the given below two gaseous reactions become equal is K (Nearest integer). X Y, k1 = 10^6…

Correct statements regarding Arrhenius equation among the following are: Factor e^-Ea/RT corresponds to fraction of molecules having…

Consider A k1 B and C k2 D are two reactions. If the rate constant (k1) of the A B reaction can be expressed by the following equation 10 k…

At 27^ C, in presence of a catalyst, activation energy of a reaction is lowered by 10 kJ mol^-1. The logarithm of the ratio…

Consider the following two first-order reactions: A B (first reaction) C D (second reaction) The rate constant for first reaction at 500 K…

The molecule A changes into its isomeric form B by following a first order kinetics at a temperature of 1000 K. If the energy barrier with…

Consider the given figure and choose the correct option:

Consider a complex reaction taking place in three steps with rate constants k1, k2, and k3 respectively. The overall rate constant k is…

Consider the following statements related to temperature dependence of rate constants. Identify the correct statements, A. The Arrhenius…

For A2+ B2 2 AB E a for forward and backward reaction are 180 kJ mol^-1 and 200 kJ mol^-1 respectively. If catalyst lowers E a for both…

Consider the following plots of log of rate constant k ( k) vs 1T for three different reactions. The correct order of activation energies…

A B The rate constants of the above reaction at 200 K and 300 K are 0.03 min^-1 and 0.05 min^-1 respectively. The activation energy for the…

The number of given statements/s which is/are correct is:

For a reversible reaction A B, the Hforward reaction = 20 kJ mol^-1. The activation energy of the uncatalysed forward reaction is 300 kJ…