Chemistry · 2024
JEE Main · 31 January 2024, Shift 1 · Q65
Integrated rate law equation for a first order gas phase reaction is given by (where P_i is initial pressure and P_t is total pressure at time t )
Integrated rate law equation for a first order gas phase reaction is given by (where $\displaystyle \mathrm{P}_{\mathrm{i}}$ is initial pressure and $\displaystyle \mathrm{P}_{\mathrm{t}}$ is total pressure at time $\displaystyle t$ )
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle k=\frac{2.303}{t} \times \log \frac{P_i}{\left(2 P_i-P_t\right)}$
More from Chemical Kinetics
- Pre-exponential factors of two different reactions of same order are identical. Let activation energy of first reaction exceeds the activation energy…2026
- A → B (first reaction); C → D (second reaction) Consider the above two first-order reactions. The rate constant for first reaction at 500 K is double…2026
- Correct statements regarding Arrhenius equation among the following are: A. Factor e^-E a / R T corresponds to fraction of molecules having kinetic…2026
- Consider the following statements related to temperature dependence of rate constants. Identify the correct statements. A. The Arrhenius equation…2025
- Decomposition of a hydrocarbon follows the equation k=(5.5 × 10^11 s^-1) e^((-28000 K)/T). The activation energy of reaction is ____ kJ mol^-1.…2026
- Consider the first order reaction R → P. The fraction of molecules decomposed in the given first order reaction can be expressed as2026
- t_100 % is the time required for the 100 % completion of the reaction while t_1 / 2 is the time required for 50 % of the reaction to be completed.…2026
- Reactant A converts to product D through the given mechanism (with the net evolution of heat): A → B, slow; Δ H=+ ve; B → C, fast; Δ H=-ve; C → D,…2025
JEE Main 2024 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.