Chemical Kinetics-Rate of a Chemical Reaction (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 7 - 11 of 14

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1145 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 7

» Chemical Kinetics » Rate of a Chemical Reaction

MCQ▾

Question

The term Equation in the rate of expression refers to the?

Choices

Choice (4) Response

a.

Increase in the concentration of reactants

b.

Instantaneous rate of reaction

c.

Concentration of reactants

d.

Average rate of reaction

Question number: 8

» Chemical Kinetics » Rate of a Chemical Reaction

MCQ▾

Question

Rate expression of a chemical change is –dx/dt = k [A] 2 [B] [C] 0, the order of reaction is?

Choices

Choice (4) Response

a.

2

b.

1

c.

3

d.

0

Question number: 9

» Chemical Kinetics » Rate of a Chemical Reaction

MCQ▾

Question

The rate of a gaseous reaction is given by the expression k [A] 2 [B] 3. The volume of the reaction vessel is suddenly reduced to one half of the initial volume. The reaction rate relative to the original rate will be?

Choices

Choice (4) Response

a.

32

b.

24

c.

1/32

d.

1/24

Question number: 10

» Chemical Kinetics » Rate of a Chemical Reaction

MCQ▾

Question

For the reactionEquation , the rate is expressed as?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 11

» Chemical Kinetics » Rate of a Chemical Reaction

MCQ▾

Question

Ammonia and oxygen reacts at higher temperature as Equation and in this experiment the concentration of NO increases by 1.08×10-2 mol lit-1 in 3 seconds, calculate rate of reaction?

Choices

Choice (4) Response

a.

9×10-3 mol. lit-1sec-1

b.

0.009 mol. lit-1sec-1

c.

9×10-4 mol. lit-1sec-1

d.

0.9×10-4 mol. lit-1sec-1

f Page
Sign In