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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262

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Class 9 Chemistry
Chapter 6
Practice
MCQs Test No 2

1 / 13

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

10.5 g

8.5 g

1.4 g

6.4 g

2 / 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.

3 / 13

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

solution

colloid

alloy

suspension

4 / 13

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

equivalent

strength

volume

density

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.

homogenous as well as heterogeneous

homogeneous

heterogeneous

None of these

6 / 13

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

dilute solution

supersaturated solution

saturated solution

unsaturated solution

7 / 13

What is the correct definition of solubility?

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 immiscible liquid droplets to disperse within a second liquid phase.

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

8 / 13

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

2

12.044 x 10²³

10

6.022 x 10²³

9 / 13

Which of the following solution is more dilute?

0.01 M

0.1 M

0.009 M

0.0009 M

10 / 13

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

60 g

60 cm³

40 cm³

40 g

11 / 13

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

1-100 nm

1-10,000 nm

1-1000 nm

1-100,000 nm

12 / 13

Crystallization does not involve _____.

sublimation

cooling

heating

vaporization

13 / 13

In solutions, particles are _____.

invisible to a naked eye

visible under electron microscope

visible under ordinary microscope

visible to a naked eye

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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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71

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Class 9 Chemistry
Chapter 6
Test Yourself
MCQs Test No 2

1 / 13

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

6.4 g

10.5 g

8.5 g

1.4 g

2 / 13

What is the correct definition of solubility?

The rate at which a solute dissolves into a solvent.

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

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

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

3 / 13

Which of the following solution is more dilute?

0.0009 M

0.009 M

0.1 M

0.01 M

4 / 13

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

saturated solution

unsaturated solution

dilute solution

supersaturated solution

5 / 13

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

strength

density

equivalent

volume

6 / 13

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

60 cm³

40 g

60 g

40 cm³

7 / 13

In solutions, particles are _____.

invisible to a naked eye

visible under ordinary microscope

visible under electron microscope

visible to a naked eye

8 / 13

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

6.022 x 10²³

12.044 x 10²³

10

2

9 / 13

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

1-10,000 nm

1-100 nm

1-1000 nm

1-100,000 nm

10 / 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

homogenous as well as heterogeneous

None of these

heterogeneous

11 / 13

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

colloid

alloy

solution

suspension

12 / 13

Crystallization does not involve _____.

sublimation

cooling

heating

vaporization

13 / 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.

None of these

Do nothing because it is impossible to retrieve the sugar.

Your score is

LinkedIn Facebook Twitter VKontakte

0%

Restart quiz

Please rate this quiz and give your feedback.

Send feedback

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