Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 3

EASY

NEET

IMPORTANT

Earn 100

A chemical reaction can never have fractional

54.55% studentsanswered this correctly

Important Questions on Chemical Kinetics

EASY

NEET

IMPORTANT

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

For the reaction,

2 NO (g) + O_{2} (g) ⟶ 2 NO (g)

, the volume is suddenly reduced to half of its value by increasing pressure on it. If reaction is of first order w.r.t.

O_{2}

and second order w.r.t. NO, the rate of the reaction will

EASY

NEET

IMPORTANT

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

Which of the following given graph represents first order reaction?

EASY

NEET

IMPORTANT

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

For first order reaction,

t_{93.75 %} = x \times t_{75 %}

, the value
of

x

will be

EASY

NEET

IMPORTANT

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

MEDIUM

NEET

IMPORTANT

Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 8

Which of the following statement is incorrect?

HARD

NEET

IMPORTANT

Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 9

For the first order reaction,

A (g) ⟶ 3 B (g) + 2 C (g)

. If initial pressure of

A

is

p_{0}

and after time

' t'

from the start of reaction, the total pressure is

p

, then the rate constant of reaction is given by

EASY

NEET

IMPORTANT

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

A catalyst increases the rate of reaction by

HARD

NEET

IMPORTANT

Gamma Question Bank for Medical Chemistry>Chapter 18 - Chemical Kinetics>Assignment>Q 11

If the rate constant of a reaction is

0.5 \times 10^{6} \sec^{- 1}

at

50 K

and

1.5 \times 10^{6} \sec^{- 1}

at

100 K

. Then the activation energy

(E_{a})

for the reaction is