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WorksheetsY7 Summer Revision Chemistry
Total questions: 176
Worksheet time: 2hrs 13mins
Toothpaste contain .................. that neutralize acid formed by bacteria.
alkali
acid
antacid
slaked lime
Excess acids in stomach can be neutralized using ............
an alkali called calcium carbonate
vinegar
bleach
hydrochloric acid
What colour is Universal indicator when the solution is neutral?
Red
Green
Blue
Purple
What is neutralisation?
This is a reaction between an acid and water to form salt and base.
This is a reaction between an acid and an alkali to form salt and water
This is a reaction between a base and salt to form water and acid.
This is a reaction between salt and water to form acid and base
acid + alkali -->
salt + water
salt + oxygen
salt + carbon dioxide
When an acid and a base react, a ______________ reaction takes place.
Displacement
Oxidation
Neutralisation
Contamination
metal carbonate + acid -->
salt + water
salt + oxygen
salt + hydrogen
salt + water + carbon dioxide
Acid and Alkali
Acid and water
Base and water
None of the above
At what pH does neutralisation occur?
5
6
7
8
Alkali is added to an acid (pH 1) and changes the pH to 6. Is this solution acid, alkali or neutral?
Acid
Alkali
Neutral
Acid is added to an alkali (pH 12) and changes the pH to 8. Is this solution acid, alkali or neutral?
Acid
Alkali
Neutral
What would neutralise an alkali (pH 12) the fastest?
Another alkali
An acid
(pH 1)
3An acid
(pH 1)
An acid
(pH 5)
Complete the word equation below:
Acid + alkali --> ............... + water
water
salt
gold
metal
This type of chemical reaction is called a
neutralisation
decomposition
photosynthesis
polymerisation
Match up the following
bee
wasp
acidic
bee venom
alkali
wasp venom
Which would be good for neutralising a bee sting?
Which would be good for neutralising a wasp sting?
what gas is being made in this acid-carbonate neutralisation reaction?
oxygen
nitrogen
methane
carbon dioxide
This type of chemical reaction is called a _eutralisation (type the first letter as your answer)
(a)
pH 1 is
acid
alkali
neutral
solvent
solute
If a bottle has this hazard symbol on it, it means that the liquid inside the bottle ....
is hot to the touch
is explosive when heated
can catch fire very easily
can put out fires
gives of dangerous gases when it's on fire
What does arrow W represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
What does arrow T represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
What does arrow S represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
What does arrow R represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
Which letter shows condensing ?
R
S
T
W
none of them
Which letter shows melting ?
R
S
T
W
none of them
Which letter shows freezing ?
R
S
T
W
none of them
Which letter shows Boiling ?
R
S
T
W
none of them
The particles in a solid .....
vibrate
don't move
travel about quickly
travel about slowly
it depends on the solid
Freezing is ...
Solid to gas
Liquid to solid
Gas to solid
Liquid to gas
Solid to liquid
Boiling is ...
liquid to gas
gas to solid
gas to liquid
solid to liquid
liquid to solid
Condensing is ...
gas to solid
gas to liquid
liquid to solid
solid to liquid
liquid to gas
Melting is ...
solid to gas
gas to liquid
liquid to solid
solid to liquid
liquid to gas
Sublimation is ...
solid to gas
gas to liquid
liquid to solid
solid to liquid
liquid to gas
What state of matter is pictured?
Solid
Liquid
Gas
Plasma
Put each state in order from particles closest together to particles farthest apart.
Solid
Liquid
Gas
In which state of matter are the particles the moving the fastest?
solid
liquid
gas
What is the process that turns a solid into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a gas into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a liquid into a gas?
melting
freezing
evaporation
condensation
Put each state in order from particles closest together to particles farthest apart.
Solid
Liquid
Gas
In which state of matter are the particles the moving the fastest?
solid
liquid
gas
What is the process that turns a solid into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a gas into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a liquid into a solid?
melting
freezing
evaporation
condensation
Circle the solid.
Circle the liquid.
Circle the gas.
Reorder the following in order from MOST energy to LEAST energy.
What state of matter does the picture below represent?
solid
liquid
gas
plasma
The diagram shows arrangement of particles in a
Solid
Liquid
Gas
The particles in the picture are tightly held together with very tiny movement. They have shape and fixed volume. Therefore, the picture represents _________.
solid
liquid
gas
plasma
What state is represented in the gif?
Solid
Liquid
Gas
State change 4 is called
Condensing
Melting
Freezing
Evaporating
State change 2 is called
Condensing
Melting
Freezing
Evaporating
volume
mass
temperature
length
milliliters (ml)
grams (g)
centigrade ( °C )
length (cm)
ml
g
°C
cm
Which piece/pieces of apparatus is/are used for measuring?
Which piece/pieces of apparatus are NOT used for measuring?
Which piece of apparatus could be used to measure out 10ml of a liquid?
Which piece of apparatus could be used to measure out 10g of a powdered sugar?
Which piece of apparatus is called a balance?
Which piece of apparatus could be used to measure out 5cm of ribbon?
How do we call the dip in the liquid when inside a measuring cylinder?
meniscus
dent
spatula
bend
What is the volume of liquid in this measuring cylinder?
21
20
20.1
19
Reorder the following measuring cylinders starting with the one containing the LARGEST volume of liquid
Which measuring cylinder contains 83ml of a liquid?
Which piece of apparatus is used to measure how long a chemical reaction takes?
flask
pipette
boiling tube
Bunsen burner
gauze
Mortar and Pestle
Erlenmeyer Flask
Beaker
Graduated Cylinder
Test Tube Rack
Finger Diameter Tester
Drying Rack
Chemical Analysis Holder
Used for pouring out liquids through a small opening
burette
funnel
filter paper
test-tube
Clamp
Heat Transfer Coil
Tongs
EMS Distributor
Name this lab apparatus:
test tube holder
tongs
thermometer
test tube rack
what does apparatus mean?
method
equipment
conclusion
variable
prediction
What does this object measure?
volume
mass
length
area
What does this object measure?
volume
mass
length
area
Which of these pieces of equipment is flask?
Which laboratory apparatus would you use to measure 75ml of water accurately?
The laboratory apparatus above are used to measure _____________ .
mass
length
volume
temperature
solvent
solute
solute + solvent =
solution
equation
solution
solute
solvent
Which is the solute in this solution? Tea and honey.
tea
honey
solvent
solute
solute
solvent
solution
solvent
solute
solvent
solution
solute
If I dissolve carbon dioxide in water, what is the solvent?
Carbon Dioxide
There is no solvent
Oxygen
Water
solvent
solute
solution
solid
solid + liquid
liquid
solute
solvent
solution
solute
solid
solvent
liquid
solution
solid + liquid


Substances that dissolve in water are called ...................
soluble
insoluble
solution
The mix of solute and solvent
soluble
insoluble
solution
The solid being dissolved
soluble
solute
solvent
The liquid that the solid dissolve into.
soluble
solute
solvent
What does arrow W represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
What does arrow T represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
What does arrow S represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
What does arrow R represent ?
boiling (evaporating)
freezing
melting
condensing
none of them
Which letter shows condensing ?
R
S
T
W
none of them
Which letter shows melting ?
R
S
T
W
none of them
Which letter shows freezing ?
R
S
T
W
none of them
Which letter shows Boiling ?
R
S
T
W
none of them
The particles in a solid .....
vibrate
don't move
travel about quickly
travel about slowly
it depends on the solid
Freezing is ...
Solid to gas
Liquid to solid
Gas to solid
Liquid to gas
Solid to liquid
Boiling is ...
liquid to gas
gas to solid
gas to liquid
solid to liquid
liquid to solid
Condensing is ...
gas to solid
gas to liquid
liquid to solid
solid to liquid
liquid to gas
Melting is ...
solid to gas
gas to liquid
liquid to solid
solid to liquid
liquid to gas
Sublimation is ...
solid to gas
gas to liquid
liquid to solid
solid to liquid
liquid to gas
What state of matter is pictured?
Solid
Liquid
Gas
Plasma
Put each state in order from particles closest together to particles farthest apart.
Solid
Liquid
Gas
In which state of matter are the particles the moving the fastest?
solid
liquid
gas
What is the process that turns a solid into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a gas into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a liquid into a gas?
melting
freezing
evaporation
condensation
Put each state in order from particles closest together to particles farthest apart.
Solid
Liquid
Gas
In which state of matter are the particles the moving the fastest?
solid
liquid
gas
What is the process that turns a solid into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a gas into a liquid?
melting
freezing
evaporation
condensation
What is the process that turns a liquid into a solid?
melting
freezing
evaporation
condensation
Circle the solid.
Circle the liquid.
Circle the gas.
Reorder the following in order from MOST energy to LEAST energy.
What state of matter does the picture below represent?
solid
liquid
gas
plasma
The diagram shows arrangement of particles in a
Solid
Liquid
Gas
The particles in the picture are tightly held together with very tiny movement. They have shape and fixed volume. Therefore, the picture represents _________.
solid
liquid
gas
plasma
What state is represented in the gif?
Solid
Liquid
Gas
State change 4 is called
Condensing
Melting
Freezing
Evaporating
State change 2 is called
Condensing
Melting
Freezing
Evaporating
Which diagram represents diffusion?
Which diagrams show what happens in diffusion?
A
B
C
D
Diffusion
NOT diffusion
Diffusion
NOT diffusion
Diffusion
Condensation
Melting
Sublimation
Diffusion
Condensation
Melting
Sublimation
What does this image show
Solid
Liquid
Gas
What does this image show?
solid
liquid
gas
What state of matter can be easily compressed
Solid
Liquid
Gas
What does this image show
Solid
Liquid
Gas
The state of matter that has no definite size or shape is
Solid
Liquid
Gas
Particles in a ______________________ move quickly and are far apart.
gas
solid
liquid
Particles of a liquid
are tightly packed together and stay in a fixed position.
are free to move around one another but still touch.
Definite shape and definite volume
Solid
Liquid
Gas
Has a definite volume but not a definite shape
Solid
Liquid
Gas
Can you remember the three states of matter? Select all three:
Solid
Air
Gas
Water
Liquid
Select ALL the pictures that show an example of a solid state of matter.
Select ALL the pictures that show an example of a liquid state of matter.
Select ALL the pictures that show an example of a gas state of matter.
Based on the video in today's science lesson, what state of matter is slime?
solid
liquid
gas
oobleck (solid and liquid)
Which state of matter can be easily compressed?
A gas can be squashed (compressed) because:
the particles are held tightly in place.
there are no particles.
the particles are far apart.
the particles are squashy.
