11th Class Chemistry Chapter 7 MCQ Test with Answer

In chapter 7 of 11th chemistry, we study thermodynamics. Thermodynamics is considered as one of the most important and conceptual chapter of chemistry. This is considered as the hard chapter. The students of 11th class question how to prepare this chapter in an easy way. But now, the students don’t need to worry at all as 11th class chemistry MCQs chapter 7 with answers is available here for free. You can understand the concepts of thermodynamics in the best way by these online MCQs tests. This online test session is especially made and available for all students of 11th class for free. Make practice of these tests for better score.

MCQ's Test For Chapter 7 "Reaction Kinetics"

Try The MCQ's Test For Chapter 7 "Reaction Kinetics"

  • Total Questions17

  • Time Allowed20

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Reaction Kinetics

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Question # 1

First order reactions are best studies using.

Question # 2

Mechanism supports

Question # 3

In an energy profile, peak represents.

Question # 4

Which factor affects rate of reaction.

Question # 5

A zero order reaction has rate

Question # 6

A flat curve in rate vs time gaph indicate.

Question # 7

On Boltzmann distribution curve, the area under the curve represents.

Question # 8

Rate of reaction is measured as.

Question # 9

Catalyst usually act in

Question # 10

k has unit s-1 for

Question # 11

For gaseous reactions, rate is ofter monitored by 

Question # 12

The rate of reaction .

Question # 13

Rate constant can be determined by 

Question # 14

The units of the rate constant (k) for a reaction depend on the

Question # 15

Homogenous catalysts are in

Question # 16

Which unit is common for all orders

Question # 17

Enzyme is a

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MCQs Tests of Chemistry Chapter 7 For 11th Class

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Sr. # Question Answer
1 Overall order is sum of

A. Coefficients

B. Exponents in rate law

C.Moles

D. Products

2 Delta G tells about

A. Speed

B. Mechanism

C.Feasibility

D. All of these

3 Effective collisions are those that.

A. Have enough energy and proper orientation

B. Are elastic

C.Are in vacuum

D. Produce no change

4 Rate law is an expression involving.

A. Concentration

B. Pressure

C.Temperature

D. Catalyst

5 Unit of rae constant for zero order reaction is

A. mol dm-3 s-1

B. s-1

C.mol -1 dm 3 s-1

D. mol -2 dm6 s-1

6 Considr two reactions with different activation energies at the same temperature, The reaction with the lower activation energy will have

A. A smaller rate constatn

B. A larger rate constant

C.The same rate constant

D. A rate constant that depends on the enthalpy change

7 A flat curve in rate vs time gaph indicate.

A. Reaction completed

B. High rate

C.Constant rate

D. Temperature increase

8 In a chemical reaction, a catalyst.

A. Alters Delta H

B. Lowers activation energy

C.Is consumed

D. Forms product

9 k has unit s-1 for

A. First order

B. Second order

C.Third order

D. zero order

10 A reaction mechanism describes

A. Experimental conditions

B. Overall stoichiometry

C.Stepwise molecular events

D. Heat of reaction

11 Which of the following methods measures reaction rate.

A. Conductivity

B. Titration

C.Volume of gas

D. All of these

12 Reaction rate by conductometry depends on

A. Ionic conductivity

B. Pressure

C.colour

D. Temperature

13 Unit of rate constant for first order reaction is

A. mol dm-3

B. mol -1 dm3 s-1

C.s-1

D. J mol-1

14 Which unit is common for all orders

A. mol dm-3

B. No common unit

C.J mol -1

D. s-1

15 On an energy profile diagram the presence of a catalyst is represented by 

A. A highe rpeak representing the activation energy

B. A lower peak representing the activation energy

C.A change in the energy level of the reactants or products

D. A shift in the equilibrium position

16 Enzyme is a

A. Solid catalyst

B. Homogeneous catalyst

C.Biological catalyst

D. Promoter

17 Which one reduces activation energy.

A. Catlyst

B. Inhibitor

C.Product

D. Reactant

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