In this post, we have prepared 3 MCQs tests of Federal Board Chemistry 10 Chapter 9 MCQs Tests. For more Class 10 Chemistry MCQs Tests visit this page.


Chemistry 10 Chapter 9 MCQs Tests


Practice MCQs Test No 1

41

Class 10 Chemistry
Chapter 9
Practice MCQs Test No 1

1 / 10

Ammonia is produced by the reaction of nitrogen and hydrogen at 450 °C, 200 atm pressure in the presence of a catalyst. The process is known as:

2 / 10

Concentration of reactants and products at equilibrium remains unchanged if:

3 / 10

Which of the following catalysts is used to form NH3 gas from Nitrogen and Hydrogen gas?

4 / 10

Which of the following is not the macroscopic characteristic of forward reaction?

5 / 10

________ and _________ are main gases of the air.

6 / 10

Sulphuric acid is produced on the large scale by the process known as:

7 / 10

When a mixture of H2 and I2 is sealed in a flask and temperature is kept at 25°C, following equilibrium is established.
H2 (g) + I2 (g) ⇌ 2HI (g)

Which substance or substances will be present in the equilibrium mixture?

8 / 10

Which is true about the equilibrium state?

9 / 10

Active mass means:

10 / 10

A double arrow (⇌) indicates:


Practice MCQs Test No 2

32

Class 10 Chemistry
Chapter 9
Practice MCQs Test No 2

1 / 8

What is the unit of equilibrium constant for N2 (g) + 2O2 (g) ⇌ 2NO2 (g)?

2 / 8

For a general reaction

2A + B ⇌ 2C + D.

The rate of forward reaction will be equal to:

3 / 8

At equilibrium state of a reversible reaction:

4 / 8

Sulphur Trioxide is prepared according to the following reaction:

2SO2 (g) + O2 (g) ⇌ 2SO3 (g)

The condition of this reaction is:

Fe / 400 °C , 200 atm

5 / 8

In an irreversible reaction, equilibrium is:

6 / 8

What is the unit of equilibrium constant for N2 (g) + O2 (g) ⇌ 2NO (g)?

7 / 8

For a reversible reaction:
Kc = [C]2 / [A][B]  .

The correct equation for above expression is:

8 / 8

Which of the following reaction will not have any units for Kc?

2A (g) + B (g) ⇌ 3AC (g)


Full Chapter MCQs Quiz Test

25

Class 10 Chemistry
Chapter 9
MCQs Quiz Test

1 / 18

Sulphur Trioxide is prepared according to the following reaction:

2SO2 (g) + O2 (g) ⇌ 2SO3 (g)

The condition of this reaction is:

Fe / 400 °C , 200 atm

2 / 18

Concentration of reactants and products at equilibrium remains unchanged if:

3 / 18

Which of the following catalysts is used to form NH3 gas from Nitrogen and Hydrogen gas?

4 / 18

What is the unit of equilibrium constant for N2 (g) + O2 (g) ⇌ 2NO (g)?

5 / 18

Ammonia is produced by the reaction of nitrogen and hydrogen at 450 °C, 200 atm pressure in the presence of a catalyst. The process is known as:

6 / 18

Active mass means:

7 / 18

When a mixture of H2 and I2 is sealed in a flask and temperature is kept at 25°C, following equilibrium is established.
H2 (g) + I2 (g) ⇌ 2HI (g)

Which substance or substances will be present in the equilibrium mixture?

8 / 18

Which is true about the equilibrium state?

9 / 18

For a reversible reaction:
Kc = [C]2 / [A][B]  .

The correct equation for above expression is:

10 / 18

At equilibrium state of a reversible reaction:

11 / 18

What is the unit of equilibrium constant for N2 (g) + 2O2 (g) ⇌ 2NO2 (g)?

12 / 18

A double arrow (⇌) indicates:

13 / 18

In an irreversible reaction, equilibrium is:

14 / 18

________ and _________ are main gases of the air.

15 / 18

Which of the following reaction will not have any units for Kc?

2A (g) + B (g) ⇌ 3AC (g)

16 / 18

Which of the following is not the macroscopic characteristic of forward reaction?

17 / 18

For a general reaction

2A + B ⇌ 2C + D.

The rate of forward reaction will be equal to:

18 / 18

Sulphuric acid is produced on the large scale by the process known as:

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