Matter Test 2

Result

Matter Test 2

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Weekly Quiz Competition

Question 1
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Which of the following determines the state of matter?

A
Size

B
Shape

C
Arrangement of molecules

D
Structure

Solution

The state in which matter exists depends on how the molecules in it are packed.
Question 2
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The intermolecular space between molecules is maximum in a

A
solid

B
Liquid

C
Gas

D
All of these

Solution

In a gas, the molecules are far away from each other.
Question 3
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When a solid is heated, it melts to form

A
A liquid

B
a steam

C
Ice

D
A viscous liquid

Solution

Solids melt to form liquids.
Question 4
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Which of these processes involves change of state from the liquid to gaseous state?

A
Evaporation

B
Condensation

C
Melting

D
Freezing

Solution

When water is heated, it evaporates to form water vapor.
Question 5
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Substance 'P' does not have a fixed volume. It occupies the total space of the container and it can be compressed. What is 'P' likely to be?

A
Solid

B
Liquid

C
Gas

D
All of these

Solution

Gases have no strong bonds between the atoms. They can be compressed.
Question 6
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Water present in container 'P' is transferred to container 'Q' as shown in the figure. Which of the following will undergo a change because of the transfer?

A
Volume

B
Mass

C
Temperature

D
Shape

Solution

Liquids take the shape of the container, so the shape changes.
Question 7
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When we heat a substance in solid form, it becomes liquid and then into gas. This shows that by heating, the space occupied by the substance generally:

A
Increases

B
decrease

C
Remains same

D
changes minutely

Solution

By heating the molecules moves apart, hence they occupy more space.
Question 8
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Directions For Questions

In the table given below, states of matter, their properties and examples are represented by letters W, X, Y, Z.

...view full instructions

Carbon dioxide can be placed in the place of letter________.

A
X

B
Y

C
Z

D
W

Solution

Carbon dioxide is an example of gaseous state and so can be placed under z.
Question 9
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The picture shows the process of _________.

A
Melting

B
boiling

C
Condensation

D
freezing

Solution

The picture shows the process of melting.
Question 10
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The force of attraction between molecules is the strongest in

A

B

C

D

Solution

Figure A shows the strongest forces of attraction between the molecules of a solid.