2A k B is a zero-order reaction, where k = 1.0\ mol\,L^-1\,min^-1 . If the initial concentration of A is 2 M, then the time taken to…
RE-NEET 2026 · Hard
Given below is an expression for the rate constant of a first-order reaction occurring at a certain temperature, T (K). k=14.34-1.25×10^4T…
NEET 2026 · Easy
For an elementary chemical reaction, the Arrhenius plot is given below. Figure: a plot of k (vertical axis, marked 2, 4, 6, 8 ) against…
RE-NEET 2026 · Medium
Given below are two statements : one is labelled as **Assertion A** and the other is labelled as **Reason R** : **Assertion A :** A…
NEET 2023 · Medium
For a certain reaction, the rate = k[A]^2[B] , when the initial concentration of A is tripled keeping concentration of B constant, the…
NEET 2023 · Easy
The rate constant for a first order reaction is 4.606×10^-3\ s^-1 . The time required to reduce 2.0 g of the reactant to 0.2 g is :
NEET 2020 · Easy
