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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 5

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Which of the following given graph represents first order reaction?

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Important Questions on Chemical Kinetics

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 7

The rate of the reaction,

2 A + B ⟶

products is
given by the rate expression, rate

= k [A]^{1.5} [B]^{0.5}

.
If

[A]

is 2 molar and

[B]

is

100

molar, then the
order of reaction will be

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 10

A catalyst increases the rate of reaction by

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 12

For effective collisions, the condition(s) to be fulfilled is/are

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 14

If the activation energy of forward and backward reactions in a chemical reaction,

A ⟶ B

is

15.5

and

22.7 kJ {mol}^{- 1}

respectively, then select the correct option for the reaction.

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 2

For the reaction,

N_{2} O_{4} (g) \underset{K_{2}}{\overset{K_{1}}{⇌}} 2 {NO}_{2} (g)

, the rate of disappearance of

{NO}_{2}

will be

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 4

Nitric oxide (NO) reacts with oxygen to produce nitrogen dioxide

2 {NO}_{(g)} + O_{2} (g) \to 2 {NO}_{2 (g)}

, If the mechanism of reaction is

NO + O_{2} \overset{K}{⇌} {NO}_{3} (fast)

{NO}_{3} + NO \overset{K_{1}}{⟶} {NO}_{2} + {NO}_{2} (slow)

then rate law is

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 5

If the volume of closed vessel in which the following simple reaction is carried out is reduced to one third of original volume, the rate of reaction becomes

2 NO (g) + O_{2} (g) ⟶ 2 {NO}_{2} (g)

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Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 6

For a gaseous phase reaction $2 A + B_{2} \to 2 AB$ , the following rate data was obtained at $300 K$

	Rate of disappearance of $B_{2}$ (mole/litre min)	Concentration
(i)	$1.8 \times 10^{- 3}$	$0.015$	$0.15$
(ii)	$1.08 \times 10^{- 2}$	$0.09$	$0.15$
(iii)	$5.4 \times 10^{- 3}$	$0.015$	$0.45$

The rate constant for the reaction is

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