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Worksheets

Y7 Summer Revision Chemistry

Total questions: 176

Worksheet time: 2hrs 13mins

Name
Class
Date
1.

Toothpaste contain .................. that neutralize acid formed by bacteria.

a)

alkali

b)

acid

c)

antacid

d)

slaked lime

2.

Excess acids in stomach can be neutralized using ............

a)

an alkali called calcium carbonate

b)

vinegar

c)

bleach

d)

hydrochloric acid

3.
In a neutralisation reaction, what is the function of the indicator?
a)
To indicate that the mixture is neutral
b)
To indicate that hot water should be added
c)
To indicate that the flask should be shaken
d)
To indicate that a precipitate is formed
4.

What colour is Universal indicator when the solution is neutral?

a)

Red

b)

Green

c)

Blue

d)

Purple

5.

What is neutralisation?

a)

This is a reaction between an acid and water to form salt and base.

b)

This is a reaction between an acid and an alkali to form salt and water

c)

This is a reaction between a base and salt to form water and acid.

d)

This is a reaction between salt and water to form acid and base

6.

acid + alkali -->

a)

salt + water

b)

salt + oxygen

c)

salt + carbon dioxide

7.

When an acid and a base react, a ______________ reaction takes place.

a)

Displacement

b)

Oxidation

c)

Neutralisation

d)

Contamination

8.

metal carbonate + acid -->

a)

salt + water

b)

salt + oxygen

c)

salt + hydrogen

d)

salt + water + carbon dioxide

9.
A neutralisation reaction is a reaction between 
a)

Acid and Alkali

b)

Acid and water 

c)

Base and water 

d)

None of the above 

10.

At what pH does neutralisation occur?

a)

5

b)

6

c)

7

d)

8

11.

Alkali is added to an acid (pH 1) and changes the pH to 6. Is this solution acid, alkali or neutral?

a)

Acid

b)

Alkali

c)

Neutral

12.

Acid is added to an alkali (pH 12) and changes the pH to 8. Is this solution acid, alkali or neutral?

a)

Acid

b)

Alkali

c)

Neutral

13.

What would neutralise an alkali (pH 12) the fastest?

a)

Another alkali

b)

An acid

(pH 1)

c)

3An acid

(pH 1)

d)

An acid

(pH 5)

14.

Complete the word equation below:

Acid + alkali --> ............... + water

a)

water

b)

salt

c)

gold

d)

metal

15.

This type of chemical reaction is called a

a)

neutralisation

b)

decomposition

c)

photosynthesis

d)

polymerisation

16.

Match up the following

a)
1.

bee

b)
2.

wasp

c)

acidic

3.

bee venom

d)

alkali

4.

wasp venom

17.

Which would be good for neutralising a bee sting?

a)

b)

c)

d)

18.

Which would be good for neutralising a wasp sting?

a)
b)
c)
d)
19.

what gas is being made in this acid-carbonate neutralisation reaction?

a)

oxygen

b)

nitrogen

c)

methane

d)

carbon dioxide

20.

This type of chemical reaction is called a _eutralisation (type the first letter as your answer)

(a)  

21.

pH 1 is

a)

acid

b)

alkali

c)

neutral

22.
a)

solvent

b)

solute

23.

If a bottle has this hazard symbol on it, it means that the liquid inside the bottle ....

a)

is hot to the touch

b)

is explosive when heated

c)

can catch fire very easily

d)

can put out fires

e)

gives of dangerous gases when it's on fire

24.

What does arrow W represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

25.

What does arrow T represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

26.

What does arrow S represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

27.

What does arrow R represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

28.

Which letter shows condensing ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

29.

Which letter shows melting ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

30.

Which letter shows freezing ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

31.

Which letter shows Boiling ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

32.

The particles in a solid .....

a)

vibrate

b)

don't move

c)

travel about quickly

d)

travel about slowly

e)

it depends on the solid

33.

Freezing is ...

a)

Solid to gas

b)

Liquid to solid

c)

Gas to solid

d)

Liquid to gas

e)

Solid to liquid

34.

Boiling is ...

a)

liquid to gas

b)

gas to solid

c)

gas to liquid

d)

solid to liquid

e)

liquid to solid

35.

Condensing is ...

a)

gas to solid

b)

gas to liquid

c)

liquid to solid

d)

solid to liquid

e)

liquid to gas

36.

Melting is ...

a)

solid to gas

b)

gas to liquid

c)

liquid to solid

d)

solid to liquid

e)

liquid to gas

37.

Sublimation is ...

a)

solid to gas

b)

gas to liquid

c)

liquid to solid

d)

solid to liquid

e)

liquid to gas

38.

What state of matter is pictured?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

39.

Put each state in order from particles closest together to particles farthest apart.

a)

Solid

b)

Liquid

c)

Gas

1)
2)
3)
40.

In which state of matter are the particles the moving the fastest?

a)

solid

b)

liquid

c)

gas

41.

What is the process that turns a solid into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

42.

What is the process that turns a gas into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

43.

What is the process that turns a liquid into a gas?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

44.

Put each state in order from particles closest together to particles farthest apart.

a)

Solid

b)

Liquid

c)

Gas

1)
2)
3)
45.

In which state of matter are the particles the moving the fastest?

a)

solid

b)

liquid

c)

gas

46.

What is the process that turns a solid into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

47.

What is the process that turns a gas into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

48.

What is the process that turns a liquid into a solid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

49.

Circle the solid.

50.

Circle the liquid.

51.

Circle the gas.

52.

Reorder the following in order from MOST energy to LEAST energy.

a)
b)
c)
1)
2)
3)
53.

What state of matter does the picture below represent?

a)

solid

b)

liquid

c)

gas

d)

plasma

54.

The diagram shows arrangement of particles in a

a)

Solid

b)

Liquid

c)

Gas

55.

The particles in the picture are tightly held together with very tiny movement. They have shape and fixed volume. Therefore, the picture represents _________.

a)

solid

b)

liquid

c)

gas

d)

plasma

56.

What state is represented in the gif?

a)

Solid

b)

Liquid

c)

Gas

57.

State change 4 is called

a)

Condensing

b)

Melting

c)

Freezing

d)

Evaporating

58.

State change 2 is called

a)

Condensing

b)

Melting

c)

Freezing

d)

Evaporating

59.

Match the following

a)
1.

volume

b)
2.

mass

c)
3.

temperature

d)
4.

length

60.

Match the following

a)
1.

milliliters (ml)

b)
2.

grams (g)

c)
3.

centigrade ( °C\degree C  )

d)
4.

length (cm)

61.

Match the following

a)
1.

ml

b)
2.

g

c)
3.

°C\degree C  

d)
4.

cm

62.

Which piece/pieces of apparatus is/are used for measuring?

a)
b)
c)
d)
e)
63.

Which piece/pieces of apparatus are NOT used for measuring?

a)
b)
c)
d)
e)
64.

Which piece of apparatus could be used to measure out 10ml of a liquid?

a)
b)
c)
d)
e)
65.

Which piece of apparatus could be used to measure out 10g of a powdered sugar?

a)
b)
c)
d)
e)
66.

Which piece of apparatus is called a balance?

a)
b)
c)
d)
e)
67.

Which piece of apparatus could be used to measure out 5cm of ribbon?

a)
b)
c)
d)
e)
68.

How do we call the dip in the liquid when inside a measuring cylinder?

a)

meniscus

b)

dent

c)

spatula

d)

bend

69.

What is the volume of liquid in this measuring cylinder?

a)

21

b)

20

c)

20.1

d)

19

70.

Reorder the following measuring cylinders starting with the one containing the LARGEST volume of liquid

a)
b)
c)
1)
2)
3)
71.

Which measuring cylinder contains 83ml of a liquid?

a)
b)
c)
72.

Which piece of apparatus is used to measure how long a chemical reaction takes?

a)
b)
c)
73.

Match the following

a)
1.

flask

b)
2.

pipette

c)
3.

boiling tube

d)
4.

Bunsen burner

e)
5.

gauze

74.
a)

Mortar and Pestle

b)

Erlenmeyer Flask

c)

Beaker

d)

Graduated Cylinder

75.
a)

Test Tube Rack

b)

Finger Diameter Tester

c)

Drying Rack

d)

Chemical Analysis Holder

76.
If you spill or break something during an experiment, what is the FIRST thing you should do?
a)
Tell the teacher.
b)
Clean it up. 
c)
Cover it with a paper towel.
d)
Leave it for someone else.
77.
The _______________ measures temperature.
a)
top pan balance
b)
force meter
c)
measuring cylinder
d)
thermometer
78.

Used for pouring out liquids through a small opening

a)

burette

b)

funnel

c)

filter paper

d)

test-tube

79.
a)

Clamp

b)

Heat Transfer Coil

c)

Tongs

d)

EMS Distributor

80.
I must follow all instructions, written and verbal, about the laboratory procedures given by the teacher.
a)
True
b)
False
81.
If you are not sure what to do during a lab activity:
a)
guess
b)
change lab partners
c)
ask a teacher
d)
just sit quietly and do nothing
82.

Name this lab apparatus:

a)

test tube holder

b)

tongs

c)

thermometer

d)

test tube rack

83.

what does apparatus mean?

a)

method

b)

equipment

c)

conclusion

d)

variable

e)

prediction

84.

What does this object measure?

a)

volume

b)

mass

c)

length

d)

area

85.

What does this object measure?

a)

volume

b)

mass

c)

length

d)

area

86.

Which of these pieces of equipment is flask?

a)
b)
c)
d)
87.

Which laboratory apparatus would you use to measure 75ml of water accurately?

a)
b)
c)
d)
88.

The laboratory apparatus above are used to measure _____________ .

a)

mass

b)

length

c)

volume

d)

temperature

89.
a)

solvent

b)

solute

90.

solute + solvent =

a)

solution

b)

equation

91.
a)

solution

b)

solute

c)

solvent

92.
The substance being dissolved in a solution.
a)
sands
b)
solute
c)
solvent
d)
alloy
93.
The substance in which a solute is dissolved
a)
sands
b)
solvent
c)
alloy
d)
negative particles
94.
Solubility is defined as
a)
the ability to catch on fire
b)
the ability to be dissolved
c)
the ability to fly.
d)
the ability to get on Mrs. D's nerves.
95.
In this mixture, which of the following will be the solute?
a)
The water in the glass
b)
The glass that holds the final mixture
c)
The solution containing both powder and water
d)
The powder on the spoon
96.

Which is the solute in this solution? Tea and honey.

a)

tea

b)

honey

97.
a)

solvent

b)

solute

98.
a)

solute

b)

solvent

c)

solution

99.
a)

solvent

b)

solute

100.
a)

solvent

b)

solution

c)

solute

101.
Solutions are composed of __________ .
a)
salts and solutes
b)
solvents and salts
c)
solutes and alloys
d)
solutes and solvents
102.

If I dissolve carbon dioxide in water, what is the solvent?

a)

Carbon Dioxide

b)

There is no solvent

c)

Oxygen

d)

Water

103.
Capable of being dissolved
a)
Soluble
b)
concentration
c)
colloid
d)
molarity
104.

Match the following

a)
1.

solvent

b)
2.

solute

c)
3.

solution

105.

Match the following

a)
1.

solid

b)
2.

solid + liquid

c)
3.

liquid

106.

Match the following

a)
1.

solute

b)
2.

solvent

c)
3.

solution

107.

Match the following

a)

solute

1.

solid

b)

solvent

2.

liquid

c)

solution

3.

solid + liquid

108.
Look at the diagram. In this diagram, the red dots represent
a)
the solute
b)
the solvent
c)
the solution
109.
Look at the diagram. In this diagram, the blue area represents
a)
the solute
b)
the solvent
c)
the solution
110.

Substances that dissolve in water are called ...................

a)

soluble

b)

insoluble

c)

solution

111.

The mix of solute and solvent

a)

soluble

b)

insoluble

c)

solution

112.

The solid being dissolved

a)

soluble

b)

solute

c)

solvent

113.

The liquid that the solid dissolve into.

a)

soluble

b)

solute

c)

solvent

114.

What does arrow W represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

115.

What does arrow T represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

116.

What does arrow S represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

117.

What does arrow R represent ?

a)

boiling (evaporating)

b)

freezing

c)

melting

d)

condensing

e)

none of them

118.

Which letter shows condensing ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

119.

Which letter shows melting ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

120.

Which letter shows freezing ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

121.

Which letter shows Boiling ?

a)

R

b)

S

c)

T

d)

W

e)

none of them

122.

The particles in a solid .....

a)

vibrate

b)

don't move

c)

travel about quickly

d)

travel about slowly

e)

it depends on the solid

123.

Freezing is ...

a)

Solid to gas

b)

Liquid to solid

c)

Gas to solid

d)

Liquid to gas

e)

Solid to liquid

124.

Boiling is ...

a)

liquid to gas

b)

gas to solid

c)

gas to liquid

d)

solid to liquid

e)

liquid to solid

125.

Condensing is ...

a)

gas to solid

b)

gas to liquid

c)

liquid to solid

d)

solid to liquid

e)

liquid to gas

126.

Melting is ...

a)

solid to gas

b)

gas to liquid

c)

liquid to solid

d)

solid to liquid

e)

liquid to gas

127.

Sublimation is ...

a)

solid to gas

b)

gas to liquid

c)

liquid to solid

d)

solid to liquid

e)

liquid to gas

128.

What state of matter is pictured?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

129.

Put each state in order from particles closest together to particles farthest apart.

a)

Solid

b)

Liquid

c)

Gas

1)
2)
3)
130.

In which state of matter are the particles the moving the fastest?

a)

solid

b)

liquid

c)

gas

131.

What is the process that turns a solid into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

132.

What is the process that turns a gas into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

133.

What is the process that turns a liquid into a gas?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

134.

Put each state in order from particles closest together to particles farthest apart.

a)

Solid

b)

Liquid

c)

Gas

1)
2)
3)
135.

In which state of matter are the particles the moving the fastest?

a)

solid

b)

liquid

c)

gas

136.

What is the process that turns a solid into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

137.

What is the process that turns a gas into a liquid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

138.

What is the process that turns a liquid into a solid?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

139.

Circle the solid.

140.

Circle the liquid.

141.

Circle the gas.

142.

Reorder the following in order from MOST energy to LEAST energy.

a)
b)
c)
1)
2)
3)
143.

What state of matter does the picture below represent?

a)

solid

b)

liquid

c)

gas

d)

plasma

144.

The diagram shows arrangement of particles in a

a)

Solid

b)

Liquid

c)

Gas

145.

The particles in the picture are tightly held together with very tiny movement. They have shape and fixed volume. Therefore, the picture represents _________.

a)

solid

b)

liquid

c)

gas

d)

plasma

146.

What state is represented in the gif?

a)

Solid

b)

Liquid

c)

Gas

147.

State change 4 is called

a)

Condensing

b)

Melting

c)

Freezing

d)

Evaporating

148.

State change 2 is called

a)

Condensing

b)

Melting

c)

Freezing

d)

Evaporating

149.
Where is there a low concentration of perfume?
a)
in the bottle
b)
on the hand
c)
in the room
d)
in the top
150.

Which diagram represents diffusion?

a)
b)
151.

Which diagrams show what happens in diffusion?

a)

A

b)

B

c)

C

d)

D

152.
a)

Diffusion

b)

NOT diffusion

153.
a)

Diffusion

b)

NOT diffusion

154.
a)

Diffusion

b)

Condensation

c)

Melting

d)

Sublimation

155.
a)

Diffusion

b)

Condensation

c)

Melting

d)

Sublimation

156.

What does this image show

a)

Solid

b)

Liquid

c)

Gas

157.

What does this image show?

a)

solid

b)

liquid

c)

gas

158.

What state of matter can be easily compressed

a)

Solid

b)

Liquid

c)

Gas

159.

What does this image show

a)

Solid

b)

Liquid

c)

Gas

160.
Which state of matter has a definite shape?
a)
solid
b)
liquid
c)
gas
161.

The state of matter that has no definite size or shape is

a)

Solid

b)

Liquid

c)

Gas

162.

Particles in a ______________________ move quickly and are far apart.

a)

gas

b)

solid

c)

liquid

163.

Particles of a liquid

a)

are tightly packed together and stay in a fixed position.

b)

are free to move around one another but still touch.

164.

Definite shape and definite volume

a)

Solid

b)

Liquid

c)

Gas

165.

Has a definite volume but not a definite shape

a)

Solid

b)

Liquid

c)

Gas

166.

Can you remember the three states of matter? Select all three:

a)

Solid

b)

Air

c)

Gas

d)

Water

e)

Liquid

167.

Select ALL the pictures that show an example of a solid state of matter.

a)
b)
c)
d)
e)
168.

Select ALL the pictures that show an example of a liquid state of matter.

a)
b)
c)
d)
e)
169.

Select ALL the pictures that show an example of a gas state of matter.

a)
b)
c)
d)
e)
170.

Based on the video in today's science lesson, what state of matter is slime?

a)

solid

b)

liquid

c)

gas

d)

oobleck (solid and liquid)

171.
Which state of matter has tightly packed molecules?
a)
solid
b)
liquid
c)
gas
172.
How do gases behave in a container?
a)
Cluster together
b)
form a solid
c)
They take the shape of their container
d)
leak out 
173.
Which description best matches this particle model?
a)
Closely packed and can't move a lot. 
b)
Particles are close together but can move a little. 
c)
Particles have lots of energy and can move around. 
174.
Which description best matches this particle model?
a)
Closely packed and can't move a lot. 
b)
Particles are close together but can move a little. 
c)
Particles have lots of energy and can move around. 
175.

Which state of matter can be easily compressed?

a)
Solid
b)
Liquid 
c)
Gas
176.

A gas can be squashed (compressed) because:

a)

the particles are held tightly in place.

b)

there are no particles.

c)

the particles are far apart.

d)

the particles are squashy.