Chemical Kinetics and Nuclear Chemistry · Chemistry · JEE Advanced

Start Practice

MCQ (Single Correct Answer)

JEE Advanced 2022 Paper 1 Online
Match the rate expressions in LIST-I for the decomposition of $X$ with the corresponding profiles provided in LIST-II. $X_{\mathrm{s}}$ and $\mathrm{k...
JEE Advanced 2014 Paper 2 Offline
For the elementary reaction M $$\to$$ N, the rate of disappearance of M increases by a factor of 8 upon doubling the concentration of M. The order of ...
JEE Advanced 2014 Paper 2 Offline
The value of d in cm (shown in the figure), as estimated from Graham's law, is
JEE Advanced 2014 Paper 2 Offline
The experimental value of d is found to be smaller than the estimate obtained using Graham's law. This is due to
JEE Advanced 2013 Paper 1 Offline
In the reaction, P + Q $$\to$$ R + S, the time taken for 75% reaction of P is twice the time taken for 50% reaction of P. The concentration of Q varie...
IIT-JEE 2010 Paper 1 Offline
Plots showing the variation of the rate constant ($$k$$) with temperature ($$T$$) are given below. The point that follows Arrhenius equation is
IIT-JEE 2009 Paper 2 Offline
For a first-order reaction A $$\to$$ P, the temperature (T) dependent rate constant (k) was found to follow the equation $$\log k = - (2000){1 \over ...
IIT-JEE 2008 Paper 1 Offline
Under the same reaction conditions, initial concentration of 1.386 mol dm$$^{-3}$$ of a substance becomes half in 40 seconds and 20 seconds through fi...
IIT-JEE 2007 Paper 2 Offline
Consider a reaction aG + bH $$\to$$ Products. When concentration of both the reactants G and H is doubled, the rate increases by eight times. However,...

MCQ (More than One Correct Answer)

JEE Advanced 2021 Paper 2 Online
For the following reaction, $$2X + Y\buildrel k \over \longrightarrow P$$ the rate of reaction is $${{d[P]} \over {dt}} = k[X]$$. Two moles of X are ...
JEE Advanced 2020 Paper 2 Offline
Which of the following plots is(are) correct for the given reaction?([P]0 is the initial concentration of P)...
JEE Advanced 2019 Paper 1 Offline
In the decay sequence. x1, x2, x3 and x4 are particles/radiation emitted by the respective isotopes. The correct option(s) is(are)...
JEE Advanced 2018 Paper 2 Offline
For a first order reaction $$A\left( g \right) \to 2B\left( g \right) + C\left( g \right)$$ at constant volume and $$300K,$$ the total pressure at the...
JEE Advanced 2017 Paper 2 Offline
In a bimolecular reaction, the steric factor $$P$$ was experimentally determined to be $$4.5.$$ The correct option(s) among the following is (are)
JEE Advanced 2016 Paper 1 Offline
According to the Arrhenius equation,
JEE Advanced 2016 Paper 1 Offline
A plot of the number of neutrons (N) against the number of protons (P) of stable nuclei exhibits upward deviation from linearity for atomic number, Z ...
JEE Advanced 2015 Paper 1 Offline
The % yield of ammonia as a function of time in the reaction N2(g) + 3H2(g) $$\rightleftharpoons$$ 2NH3(g), $$\Delta$$H < 0 at (P, T1) is given bel...
JEE Advanced 2013 Paper 2 Offline
In the nuclear transmutation 9Be4 + X $$\to$$ 8Be4 + Y (X, Y) is (are)
IIT-JEE 2011 Paper 2 Offline
For the first order reaction 2N2O5 (g) $$\to$$ 4NO2 (g) + O2 (g)

Numerical

JEE Advanced 2020 Paper 1 Offline
$$_{92}^{238}U$$ is known to undergo radioactive decay to form $$_{82}^{206}Pb$$ by emitting alpha and beta particles. A rock initially contained 68 $...
JEE Advanced 2019 Paper 2 Offline
The decomposition reaction$$2{N_2}{O_5}(g)\buildrel \Delta \over \longrightarrow 2{N_2}{O_4}(g) + {O_2}(g)$$ is started in a closed cylinder under i...
JEE Advanced 2019 Paper 1 Offline
Consider the kinetic data given in the following table for the reaction A + B + C $$ \to $$ Product. The rate of the reaction for [A] = 0.15 mol dm-3,...
JEE Advanced 2018 Paper 2 Offline
Consider the following reversible reaction, $$A\left( g \right) + B\left( g \right) \to AB\left( g \right).$$ The activation energy of the backward r...
JEE Advanced 2015 Paper 2 Offline
A closed vessel with rigid walls contains 1 mol of $${}_{92}^{238}U$$ and 1 mol of air at 298 K. Considering complete decay of $${}_{92}^{238}U$$ to $...
JEE Advanced 2015 Paper 2 Offline
In dilute aqueous H2SO4, the complex diaquodioxalatoferrate(II) is oxidized by $$MnO_4^-$$. For this reaction, the ratio of the rate of change of [H+]...
IIT-JEE 2012 Paper 1 Offline
The periodic table consists of 18 groups. An isotope of copper, on bombardment with protons undergoes a nuclear reaction yielding element X as shown b...
IIT-JEE 2012 Paper 1 Offline
An organic compound undergoes first-order decomposition. The time taken for its decomposition to 1/8 and 1/10 of its initial concentration are t1/8 an...
IIT-JEE 2010 Paper 1 Offline
The concentration of R in the reaction R $$\to$$ P was measured as a function of time and the following data is obtained .tg {border-collapse:colla...
IIT-JEE 2010 Paper 1 Offline
The number of neutrons emitted when $${}_{92}^{235}U$$ undergoes controlled nuclear fission to $${}_{54}^{142}Xe$$ and $${}_{38}^{90}Sr$$ is
IIT-JEE 2009 Paper 2 Offline
The total number of $$\alpha$$ and $$\beta$$ particles emitted in the nuclear reaction $$_{92}^{238}U \to _{82}^{214}Pb$$ is _________.

Subjective

IIT-JEE 2005
At constant temperature and volume, X decomposes as 2X(g) $$\to$$ 3Y(g) + 2Z(g); Px is the partial pressure of X. .tg {border-collapse:collapse;bo...
IIT-JEE 2004
For the given reactions, A + B $$\to$$ Products, following data were obtained .tg {border-collapse:collapse;border-spacing:0;margin: 0 auto} .tg td...
IIT-JEE 2001
The rate of a first order reaction is 0.04 mol litre-1 s-1 at 10 minutes and 0.03 mol litre-1 s-1 at 20 minutes after initiation. Find the half-life o...
IIT-JEE 2001
The vapour pressure of the two miscible liquids (A) and (B) are 300 and 500 mm of Hg respectively. In a flask 10 moles of (A) is mixed with 12 moles o...
IIT-JEE 2000
A hydrogenation reaction is carried out at 500 K. If the same reaction is carried out in the presence of a catalyst at the same rate, the temperature ...
IIT-JEE 1999
The rate constant for an isomerisation reaction, A $$\to$$ B is 4.5 $$\times$$ 10-3 min-1. If the initial concentration of A is 1 M, calculate the rat...
IIT-JEE 1998
The rate constant of a reaction is 1.5 $$\times$$ 107 s-1 at 50oC and 4.5 $$\times$$ 107 s-1 at 100oC. Evaluate the Arrhenius parameters A and Ea....
IIT-JEE 1996
The ionisation constant of $$NH_4^+$$ in water is 5.6 $$\times$$ 10-10 at 25oC. The rate constant for the reaction of $$NH_4^+$$ and $$OH^-$$ to form ...
IIT-JEE 1995
At 380oC, the half-life period for the first order decomposition of H2O2 is 360 min. Calculate the time required for 75% decomposition at 450oC....
IIT-JEE 1993
A first order reaction A $$\to$$ B, requires activation energy of 70 kJ mol-1. When 20% solution of A was kept at 25oC for 20 minutes, 25% decompositi...
IIT-JEE 1991
The decomposition of N2O5 according to the equation: 2N2O5 (g) $$\to$$ 4NO2(g) + O2(g) is a first order reaction. After 30 min. from the start of the ...
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12