Chemical Kinetics-Rate Law [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry]: Questions 1 - 6 of 8

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Question 1

Question MCQ▾

For the reaction if , then rate of change of hydrogen would be

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 2

Question Assertion-Reason▾

Assertion(Ꭺ)

The rate of reaction is always negative.

Reason(Ꭱ)

Minus sign used in expressing the rate shows that concentration of reactant is decreasing.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are false

d.

Ꭺ is true but Ꭱ is false

Edit

Question 3

Question MCQ▾

The rate law of the reaction is

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 4

Question MCQ▾

For a single step reaction, A + 2B ⇾ 2AB, the molecularity is?

Choices

Choice (4)Response

a.

One

b.

Two

c.

Zero

d.

Three

Edit

Question 5

Question MCQ▾

In a first order reaction the concentration of reactant decreases from to tant of reaction in is

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 6

Question MCQ▾

For the reaction , the rate law expression is:

Which of the following statements are correct?

Choices

Choice (4)Response

a.

k is constant for the reaction at a constant temperature

b.

The rate law provides a simple way of predicting the concentration of reactants and products at any time after the start of the reaction

c.

The reaction is said to follow first order kinetics

d.

All a., b. and c. are correct

Edit