1

WB JEE 2023

MCQ (Single Correct Answer)

+1

-0.25

Which of the following would give a linear plot?

(k is the rate constant of an elementary reaction and T is temp. in absolute scale)

2

WB JEE 2023

MCQ (Single Correct Answer)

+1

-0.25

For the reaction A + B $$\to$$ C, we have the following data:

Initial concentration of A (in molarity) | Initial concentration of B (in molarity) | Rate (initial) (Relevant unit) |
---|---|---|

1 | 10 | 100 |

1 | 1 | 1 |

10 | 1 | 10 |

The order of the reaction with respect to A and B are

3

WB JEE 2021

MCQ (Single Correct Answer)

+1

-0.25

The equilibrium constant for the reaction

N

N

_{2}(g) + O_{2}(g) $$\rightleftharpoons$$ 2NO(g) is 4 $$\times$$ 10^{$$-$$4}at 2000 K. In presence of a catalyst the equilibrium is attained 10 times faster. Therefore, the equilibrium constant, in presence of the catalyst at 2000 K is4

WB JEE 2021

MCQ (Single Correct Answer)

+1

-0.25

Under the same reaction conditions, initial concentration of 1.386 mol dm

^{$$-$$3}of a substance becomes half in 40 s and 20 s through first-order and zero-order kinetics respectively. Ratio $$\left( {{{{k_1}} \over {{k_0}}}} \right)$$ of the rate constants for first-order (k_{1}) and zero-order (k_{0}) of the reactions isQuestions Asked from Chemical Kinetics (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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