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Year 9 Chemistry > Kinetic Theory > Flashcards

Kinetic Theory Flashcards

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1
Q

When a liquid changes to a gas it

A

Evaporates (evaporation)

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2
Q

When a gas changes to a liquid it

A

Condenses (condensation)

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3
Q

When a liquid changes to a solid it

A

Freezes

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4
Q

When a gas turns to a solid it

A

(Sublimes) Sublimation

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5
Q

Is a solids shape fixed?

A

Yes

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6
Q

Is a liquids shape fixed?

A

No it takes the shape of the container

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7
Q

Is a gases shape fixed?

A

No it fills the entire container becoming gradually more dilute

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8
Q

Is a solids volume fixed

A

Yes

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9
Q

Is a liquids volume fixed?

A

Yes

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10
Q

Is a gases volume fixed?

A

No

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11
Q

What is the particle movement like in a solid?

A

Vibrate from side to side

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12
Q

What is the particle movement like in a liquid?

A

Move around each other

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13
Q

What is the particle movement like in a gas?

A

Random in all directions

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14
Q

How strong is the forces of attraction between particles in a solid?

A

Strong

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15
Q

How strong is the forces of attraction between particles in a liquid?

A

Fairly strong

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16
Q

How strong is the forces of attraction between particles in a gas?

A

Weak

17
Q

What is the particle energy like in a solid?

A

Low energy

18
Q

What is the particle energy like in a liquid?

A

Medium energy

19
Q

What is the particle energy like in a gas?

A

Lots of energy

20
Q

Examples of a solid at temperature room?

A

Wood/pencil

21
Q

Examples of a liquid at room temperature?

A

Water

22
Q

Examples of a gas at room temperature?

A

Air/oxygen/carbon dioxide

23
Q

Did the water in the experiment feel cold?

A

Yes

24
Q

Did the water in the experiment evaporate?

A

Yes but slowly

25
Q

Did the oil feel cold in the experiment?

A

No

26
Q

Did the oil evaporate in the experiment?

A

No you have to wipe it off

27
Q

Did the ethanol feel cold in the experiment?

A

Yes it was the coldest

28
Q

Did the ethanol evaporate in the experiment?

A

Yes it evaporated the fastest

29
Q

What is the boiling point of pure water?

A

100 degrees

30
Q

What is the freezing point of pure water?

A

0 degrees

31
Q

When a solid changes to a liquid it

A

Melts (melting)

Year 9 Chemistry (6 decks)

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