Chemistry 10 Chapter 10 MCQs Tests

In this post, we have prepared 6 MCQs tests of Federal Board Chemistry 10 Chapter 10 MCQs Tests. For more Class 10 Chemistry MCQs Tests visit this page.

Chemistry 10 Chapter 10 MCQs Tests

Practice MCQs Test No 1

634

Class 10 Chemistry
Chapter 10
Practice MCQs Test No 1

1 / 10

Colour of methyl red in solution of pH=9 is:

Yellow

Pink

Blue

Red

2 / 10

Acid rain has pH less than:

7.5

8.5

6.5

9.5

3 / 10

The gastric juice has pH=1. It means a:

Slightly basic solution

Strongly acidic solution

Slightly acidic solution

Strongly basic solution

4 / 10

KW is called ionization constant of water. Its value can be obtained by:

Multiplying [H⁺] and [H₂O]

Multiplying [H⁺] and [OH^-]

Dividing [H⁺] and [OH^-]

Adding [H⁺] and [OH^-]

5 / 10

What is the colour of phenolphthalein in acidic medium?

Pink

Orange

Red

Colourless

6 / 10

Which of the following cannot be classified as Arrhenius acid?

CO₂

H₂CO₃

HNO₃

H₂SO₄

7 / 10

Which of the following is a Lewis base?

F^-

HCl

BF₃

AlCl₃

8 / 10

At what pH does Phenolphthalein change its colour?

7

11

5.5

9

9 / 10

Which of the following acids is used in the manufacturing of many chemicals, drugs, dyes, paints and explosives?

HCl

HNO₃

H₃PO₄

H₂SO₄

10 / 10

What is the colour of methyl red in basic solution?

Orange

Pink

Yellow

Red

Your score is

The average score is 62%

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Practice MCQs Test No 2

420

Class 10 Chemistry
Chapter 10
Practice MCQs Test No 2

1 / 10

Which of the following is a Lewis base?

HCl

AlCl₃

BF₃

Cl^-

2 / 10

Green colour in firework is produced by the use of:

BaCO₃

Ba(NO₃)₂

Ba(OH)₂

BaSO₄

3 / 10

A drain cleaner solution contains 1.0 × 10^-8 M, OH^- concentration. This solution is:

Neutral

Cannot be predicted

Acidic

Basic

4 / 10

What is the particular pH range at which potatoes grow?

5.5 - 6.5

6.0 - 7.5

5.5 - 7.0

6.5 - 7.5

5 / 10

In the following reaction which species is donating an electron pair?
NH₃ + BF₃ → H₃N-BF₃

BF₃

N

B

H

6 / 10

When [H⁺] < 1 × 10^-7 M, then solution will be:

Neutral

Amphoteric

Basic

Acidic

7 / 10

Consider the following reaction, H₂O + HCl ⇌ H₃O⁺ + Cl^-, which species is an electron pair acceptor in this reaction?

HCl

H₂O

Cl^-

H₃O⁺

8 / 10

NH₃ cannot be classified as a base by:

Arrhenius Theory

All of these

Bronsted - Lowery Theory

Lewis Theory

9 / 10

The pH of Lemon juice is '2’. The H⁺ ion concentration [H⁺] in the lemon juice is:

10^-2 M

0.2 M

2.0 M

10² M

10 / 10

_________ is used to make liquid soap and shaving cream.

Ca(OH)₂

Mg(OH)₂

NaOH

KOH

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The average score is 50%

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Practice MCQs Test No 3

326

Class 10 Chemistry
Chapter 10
Practice MCQs Test No 3

1 / 10

The optimum pH range of a swimming pool is:

7.2 - 7.6

7.2 - 7.5

7.0 - 7.5

7.0 - 7.6

2 / 10

Which of the following acid is used for cleaning of metals, bricks and removing scale from boilers?

𝐻₂𝑆𝑂₄

𝐻𝐶𝑙

𝐻𝑁𝑂₃

𝐻₃𝑃𝑂₄

3 / 10

What is the particular pH range at which apples grow?

6.5 - 7.5

6.5 - 7.0

5.5 - 7.0

6.0 - 7.5

4 / 10

What is the particular pH range at which onions grow?

6.5 - 7.5

6.5 - 7.0

5.5 - 7.0

6.0 - 7.5

5 / 10

Which of the following acids is used in the manufacturing of fertilizers and explosives?

𝐻𝐶𝑙

𝐻₂𝑆𝑂₄

𝐻₃𝑃𝑂₄

𝐻𝑁𝑂₃

6 / 10

_________ is used to make mortar, plasters and cement.

𝐾𝑂𝐻

𝑀𝑔(𝑂𝐻)₂

𝑁𝑎𝑂𝐻

𝐶𝑎(𝑂𝐻)₂

7 / 10

What is the concentration of 𝐻⁺ ion in the milk of magnesia?

10^-7

10^-9

10^-10

10^-8

8 / 10

Which substance is used as antacid and laxative?

𝐶𝑎(𝑂𝐻)₂

𝑀𝑔(𝑂𝐻)₂

𝑁𝑎𝑂𝐻

𝐾𝑂𝐻

9 / 10

What is the particular pH range at which carrots grow?

6.0 - 7.5

6.5 - 7.5

5.5 - 7.0

6.5 - 7.0

10 / 10

What is the particular pH range at which tomatoes grow?

6.5 - 7.5

6.5 - 7.0

6.0 - 7.5

5.5 - 7.0

Your score is

The average score is 48%

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Practice MCQs Test No 4

264

Class 10 Chemistry
Chapter 10
Practice MCQs Test No 4

1 / 8

What is the colour of methyl red in acidic medium?

Orange

Colourless

Red

Pink

2 / 8

Milk of magnesia neutralizes excess stomach acid, which salt is formed in this reaction?

𝑀𝑔𝐶𝑂₃

𝑀𝑔𝐶𝑙₂

𝑀𝑔𝑂

𝑀𝑔𝑆𝑂₄

3 / 8

What is the colour of phenolphthalein in basic medium?

Colourless

Pink

Red

Orange

4 / 8

At what pH does methyl red change its colour?

11

5.5

7

9

5 / 8

Chemical formula of Soda ash is:

𝑀𝑔(𝑂𝐻)₂

𝑁𝑎₂𝐶𝑂₃

𝑁𝑎𝑂𝐻

𝐾𝑂𝐻

6 / 8

The main component of gastric juice in the stomach is:

𝐻𝐶𝑙

𝐻₂𝑆𝑂₄

𝐻𝑁𝑂₃

𝐻₃𝑃𝑂₄

7 / 8

Ammonia is a base because it:

Can accept an electron pair

Contains OH group

Can accept proton

Ionizes in water to give 𝑂𝐻⁻ ions

8 / 8

Choose Lewis acid:

𝐻⁺

𝐻₂O

𝐶𝑁⁻

𝑁𝐻₃

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The average score is 54%

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MCQs Quiz Test No 1

475

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Class 10 Chemistry
Chapter 10
MCQs Quiz Test No 1

1 / 20

Colour of methyl red in solution of pH=9 is:

Pink

Red

Yellow

Blue

2 / 20

Acid rain has pH less than:

7.5

6.5

9.5

8.5

3 / 20

In the following reaction which species is donating an electron pair?
NH₃ + BF₃ → H₃N-BF₃

H

B

N

BF₃

4 / 20

The gastric juice has pH=1. It means a:

Strongly basic solution

Slightly basic solution

Slightly acidic solution

Strongly acidic solution

5 / 20

The pH of Lemon juice is '2’. The H⁺ ion concentration [H⁺] in the lemon juice is:

10^-2 M

10² M

2.0 M

0.2 M

6 / 20

_________ is used to make liquid soap and shaving cream.

Ca(OH)₂

Mg(OH)₂

NaOH

KOH

7 / 20

Which of the following is a Lewis base?

AlCl₃

HCl

BF₃

F^-

8 / 20

KW is called ionization constant of water. Its value can be obtained by:

Multiplying [H⁺] and [OH^-]

Multiplying [H⁺] and [H₂O]

Adding [H⁺] and [OH^-]

Dividing [H⁺] and [OH^-]

9 / 20

When [H⁺] < 1 × 10^-7 M, then solution will be:

Neutral

Acidic

Basic

Amphoteric

10 / 20

What is the colour of phenolphthalein in acidic medium?

Red

Orange

Pink

Colourless

11 / 20

Consider the following reaction, H₂O + HCl ⇌ H₃O⁺ + Cl^-, which species is an electron pair acceptor in this reaction?

H₃O⁺

H₂O

HCl

Cl^-

12 / 20

Green colour in firework is produced by the use of:

Ba(NO₃)₂

BaCO₃

BaSO₄

Ba(OH)₂

13 / 20

Which of the following is a Lewis base?

BF₃

AlCl₃

HCl

Cl^-

14 / 20

Which of the following acids is used in the manufacturing of many chemicals, drugs, dyes, paints and explosives?

HNO₃

H₂SO₄

H₃PO₄

HCl

15 / 20

What is the colour of methyl red in basic solution?

Pink

Orange

Yellow

Red

16 / 20

Which of the following cannot be classified as Arrhenius acid?

H₂CO₃

HNO₃

CO₂

H₂SO₄

17 / 20

A drain cleaner solution contains 1.0 × 10^-8 M, OH^- concentration. This solution is:

Neutral

Basic

Acidic

Cannot be predicted

18 / 20

NH₃ cannot be classified as a base by:

Arrhenius Theory

Bronsted - Lowery Theory

All of these

Lewis Theory

19 / 20

At what pH does Phenolphthalein change its colour?

11

9

7

5.5

20 / 20

What is the particular pH range at which potatoes grow?

5.5 - 6.5

5.5 - 7.0

6.0 - 7.5

6.5 - 7.5

Your score is

The average score is 61%

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MCQs Quiz Test No 2

382

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Class 10 Chemistry
Chapter 10
MCQs Quiz Test No 2

1 / 18

The optimum pH range of a swimming pool is:

7.0 - 7.5

7.2 - 7.5

7.2 - 7.6

7.0 - 7.6

2 / 18

What is the particular pH range at which carrots grow?

6.5 - 7.0

6.0 - 7.5

5.5 - 7.0

6.5 - 7.5

3 / 18

What is the particular pH range at which apples grow?

6.5 - 7.0

5.5 - 7.0

6.0 - 7.5

6.5 - 7.5

4 / 18

Which of the following acid is used for cleaning of metals, bricks and removing scale from boilers?

𝐻₃𝑃𝑂₄

𝐻𝑁𝑂₃

𝐻𝐶𝑙

𝐻₂𝑆𝑂₄

5 / 18

At what pH does methyl red change its colour?

11

9

7

5.5

6 / 18

What is the concentration of 𝐻⁺ ion in the milk of magnesia?

10^-9

10^-8

10^-10

10^-7

7 / 18

What is the colour of phenolphthalein in basic medium?

Colourless

Orange

Pink

Red

8 / 18

_________ is used to make mortar, plasters and cement.

𝐾𝑂𝐻

𝑀𝑔(𝑂𝐻)₂

𝐶𝑎(𝑂𝐻)₂

𝑁𝑎𝑂𝐻

9 / 18

Ammonia is a base because it:

Ionizes in water to give 𝑂𝐻⁻ ions

Can accept an electron pair

Can accept proton

Contains OH group

10 / 18

Milk of magnesia neutralizes excess stomach acid, which salt is formed in this reaction?

𝑀𝑔𝐶𝑂₃

𝑀𝑔𝐶𝑙₂

𝑀𝑔𝑂

𝑀𝑔𝑆𝑂₄

11 / 18

Which of the following acids is used in the manufacturing of fertilizers and explosives?

𝐻𝑁𝑂₃

𝐻𝐶𝑙

𝐻₂𝑆𝑂₄

𝐻₃𝑃𝑂₄

12 / 18

Choose Lewis acid:

𝐻₂O

𝑁𝐻₃

𝐻⁺

𝐶𝑁⁻

13 / 18

What is the particular pH range at which onions grow?

5.5 - 7.0

6.5 - 7.0

6.5 - 7.5

6.0 - 7.5

14 / 18

Which substance is used as antacid and laxative?

𝑁𝑎𝑂𝐻

𝑀𝑔(𝑂𝐻)₂

𝐶𝑎(𝑂𝐻)₂

𝐾𝑂𝐻

15 / 18

What is the colour of methyl red in acidic medium?

Red

Pink

Orange

Colourless

16 / 18

What is the particular pH range at which tomatoes grow?

6.5 - 7.5

6.0 - 7.5

6.5 - 7.0

5.5 - 7.0

17 / 18

The main component of gastric juice in the stomach is:

𝐻₂𝑆𝑂₄

𝐻𝐶𝑙

𝐻₃𝑃𝑂₄

𝐻𝑁𝑂₃

18 / 18

Chemical formula of Soda ash is:

𝑁𝑎₂𝐶𝑂₃

𝐾𝑂𝐻

𝑁𝑎𝑂𝐻

𝑀𝑔(𝑂𝐻)₂

Your score is

The average score is 59%

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0%

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