Chemistry 9 Chapter 6 MCQs Test 2

In Chemistry 9 Chapter 6 MCQs Test 2, there are 13 MCQs. We have prepared 25 multiple-choice questions, which are divided into 2 practice Tests and two Test yourself MCQs Tests. All MCQs are prepared from FBISE Book and Past Papers.

Practice
MCQs Test No 2

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Class 9 Chemistry
Chapter 6
Practice
MCQs Test No 2

1 / 13

Concentration of a solution is usually referred to as _____ of that solution.

strength

equivalent

density

volume

2 / 13

60% mass/volume solution of table sugar was made, the quantity of solute is _____.

60 cm³

40 g

40 cm³

60 g

3 / 13

What is the correct definition of solubility?

The ability of immiscible liquid droplets to disperse within a second liquid phase.

The rate at which a solute dissolves into a solvent.

The ability of a solute to dissolve into a 100 g solvent.

The ability of solid particles to disperse throughout a liquid continuous phase.

4 / 13

Crystallization does not involve _____.

sublimation

cooling

vaporization

heating

5 / 13

Imagine that you have created a solution of sugar and water in science class. Your teacher has asked you to retrieve the sugar in its dry state. Which plan of action below should you choose?

Freeze the solution.

Let the water evaporate.

Do nothing because it is impossible to retrieve the sugar.

None of these

6 / 13

How many atoms are there in 32g of oxygen gas?

2

12.044 x 10²³

6.022 x 10²³

10

7 / 13

Which of the following best describes the particle size in colloids?

1-100,000 nm

1-1000 nm

1-10,000 nm

1-100 nm

8 / 13

When tiny particles of a substance are dispersed throughout the medium, then mixture is called _____.

solution

alloy

suspension

colloid

9 / 13

In solutions, particles are _____.

visible to a naked eye

invisible to a naked eye

visible under electron microscope

visible under ordinary microscope

10 / 13

A solution that contains more of the dissolved material than could be dissolved by the solvent under normal circumstances is called _____.

unsaturated solution

saturated solution

dilute solution

supersaturated solution

11 / 13

How many grams of NaOH will be needed to prepare 350 cm3 of 0.1 M solution?

6.4 g

1.4 g

10.5 g

8.5 g

12 / 13

10 ml each of liquid A and B are mixed together. It was observed that the two liquids are completely miscible and form a solution. This mixture can
be called a _____ mixture.

None of these

homogeneous

homogenous as well as heterogeneous

heterogeneous

13 / 13

Which of the following solution is more dilute?

0.0009 M

0.1 M

0.009 M

0.01 M

Your score is

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We have also made a test yourself MCQs Test No 2 for you so that you can prepare yourself well.

Test Yourself
MCQs Test No 2

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Class 9 Chemistry
Chapter 6
Test Yourself
MCQs Test No 2

1 / 13

What is the correct definition of solubility?

The ability of a solute to dissolve into a 100 g solvent.

The rate at which a solute dissolves into a solvent.

The ability of immiscible liquid droplets to disperse within a second liquid phase.

The ability of solid particles to disperse throughout a liquid continuous phase.

2 / 13

Concentration of a solution is usually referred to as _____ of that solution.

strength

equivalent

volume

density

3 / 13

Which of the following solution is more dilute?

0.0009 M

0.01 M

0.009 M

0.1 M

4 / 13

In solutions, particles are _____.

visible to a naked eye

visible under ordinary microscope

visible under electron microscope

invisible to a naked eye

5 / 13

10 ml each of liquid A and B are mixed together. It was observed that the two liquids are completely miscible and form a solution. This mixture can
be called a _____ mixture.

homogeneous

None of these

heterogeneous

homogenous as well as heterogeneous

6 / 13

60% mass/volume solution of table sugar was made, the quantity of solute is _____.

60 cm³

40 cm³

60 g

40 g

7 / 13

How many grams of NaOH will be needed to prepare 350 cm3 of 0.1 M solution?

10.5 g

6.4 g

8.5 g

1.4 g

8 / 13

How many atoms are there in 32g of oxygen gas?

6.022 x 10²³

2

12.044 x 10²³

10

9 / 13

Crystallization does not involve _____.

vaporization

sublimation

cooling

heating

10 / 13

Imagine that you have created a solution of sugar and water in science class. Your teacher has asked you to retrieve the sugar in its dry state. Which plan of action below should you choose?

Do nothing because it is impossible to retrieve the sugar.

None of these

Freeze the solution.

Let the water evaporate.

11 / 13

A solution that contains more of the dissolved material than could be dissolved by the solvent under normal circumstances is called _____.

unsaturated solution

saturated solution

dilute solution

supersaturated solution

12 / 13

When tiny particles of a substance are dispersed throughout the medium, then mixture is called _____.

colloid

alloy

suspension

solution

13 / 13

Which of the following best describes the particle size in colloids?

1-10,000 nm

1-100 nm

1-100,000 nm

1-1000 nm

Your score is

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0%

Send feedback

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