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Y6. Elements, Compounds and Mixtures - Pre-test Revision

Total questions: 129

Worksheet time: 2hrs 54mins

Name
Class
Date
1.

This is an example of a(n)...

a)

Element

b)

Compound

c)

Mixture

d)

Molecule

2.

Solid particles are able to...

a)

Move around

b)

Move in random directions

c)

Vibrate in a fixed position

d)

Be compressed

3.

liquid particles are able to

a)

move around

b)

move in random directions

c)

vibrate in a fixed position

d)

be compressed

4.

Gas particles move in random direction and at...

a)

steady speeds

b)

random speeds

c)

faster speeds

d)

slower speeds

5.

Which state of matter is able to be compressed?

a)

Liquids

b)

Solids

c)

Texas

d)

Gases

6.

Which state of matter is able change to the shape of the container but not be compressed?

a)

Solids

b)

Gases

c)

Liquids

d)

Sublimation

7.

Which two statements correctly describe the properties of a solid?

a)

The particles are close together

b)

The particles have an irregular structure

c)

The particles are held together with strong bonds

d)

The particles have no bonds between them

8.

Which two statements correctly describe the properties of a liquid?

a)

The particles are held to together by strong bonds

b)

The particles have a random structure

c)

The particles can not flow and move

d)

The particles are held to together by weaker bonds

9.

Which two statements correctly describe the properties of a gas?

a)

The particles have no bonds between them

b)

The particles have weak bonds between them

c)

The particles move in random directions at steady speeds

d)

The particles move in random directions at random speeds

10.

When we add more energy to a solid to particles will do what?

a)

Vibrate more

b)

Vibrate less

c)

Move apart

d)

Flow around each other

11.

The reason that liquids can take the shape of the container that they are in is because...

a)

The particles have a random structure

b)

The particles have space between them

c)

The particles can move around each other

d)

The particles are closer together so take up less space

12.

Why can gases be compressed?

a)

The have lots of space between the particles so can be pushed closer together

b)

The particles can flow and move

c)

The particles have lots of energy

d)

The particles have no bonds

13.
What happens when the motion of particles slows?
a)
The particles split.
b)
The particles move further apart.
c)
The particles move closer together
d)
The particles no longer move randomly.
14.
Which grouping lists the states of matter in order of increasing distance between particles?
a)
gas, liquid, solid
b)
liquid, solid, gas
c)
solid, gas, liquid
d)
solid, liquid, gas
15.
A gas has a no definite shape and ________.
a)
a definite shape
b)
a definite volume
c)
no definite shape
d)
no definite volume
16.
A liquid has no definite shape and ________.
a)
a definite shape
b)
a definite volume
c)
no definite shape
d)
no definite volume
17.
A solid has ________ and a definite volume.
a)
a definite shape
b)
a definite volume
c)
no definite shape
d)
no definite volume
18.
Unlike non-metals, most metals tend to —
a)
conduct electricity and heat well.
b)
be gases at room temperature.
c)
break easily when hammered.
d)
have less luster and shine.
19.
Good conductor of heat
a)
Metal
b)
Nonmetal
20.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
21.

Metals are shiny, good conductors, malleable, and ductile.

a)

True

b)

False

22.
I have an object that is dull, brittle, and an insulator, what is it?
a)
metalloid
b)
non-metal
c)
metal
d)
matter
23.

Copper is a good conductor of electricity. It is metal or non-metal?

a)

Metal

b)

Non-metal

24.

Gold is lustrous (shiny). It is metal or non-metal?

a)

Metal

b)

Non-metal

25.

Aluminium is really easy to bend and shape without breaking. It is metal or non-metal?

a)

Metal

b)

Non-metal

26.

Steel can be stretched into wire. It is metal or non-metal?

a)

Metal

b)

Non-metal

27.

Bronze metal is used for ringing bells (it is sonorous). It is metal or non-metal?

a)

Metal

b)

Non-metal

28.
The list which contains only metals is .......
a)
aluminium, copper, nitrogen
b)
iron, oxygen, hydrogen
c)
iron, silver, aluminium
d)
iron, sulphur, copper
29.
Good conductor of heat
a)
Metal
b)
Nonmetal
30.

Have a high melting point

a)

Metals

b)

Non-Metals

31.

Metals are good conductors of heat, true or false?

a)

True

b)

False

32.
If you have a material that can conduct electricity well it is probably a...
a)
Metalloid
b)
Matter
c)
Non-metal
d)
Metal
33.
Unlike non-metals, most metals tend to —
a)
conduct electricity and heat well.
b)
be gases at room temperature.
c)
break easily when hammered.
d)
have less luster and shine.
34.

A distinct cluster of two or more atoms bonded together

a)

molecule

b)

lattice

c)

element

d)

Lego

35.

Which could be a correct symbol for a chemical element?

a)

Ca

b)

n

c)

CO

d)

Alu

36.

What is oxygen (O2)?

a)

Atom

b)

Element

c)

Compound

d)

Molecule

37.

What is water (H2O)?

a)

Atom

b)

Element

c)

Compound

d)

Mixture

38.

What is air?

a)

Molecule

b)

Element

c)

Compound

d)

Mixture

39.

What element has the chemical symbol "C"?

a)

Chlorine

b)

Oxygen

c)

Hydrogen

d)

Carbon

40.

What element has the chemical symbol "He"?

a)

Hydrogen

b)

Oxygen

c)

Hydrogen

d)

Helium

41.

Iron is a...

a)

Metal

b)

Non-metal

c)

Metalloid

d)

Gas

42.

What is this compound called?

a)

H2O

b)

O2

c)

CO2

d)

C2O

43.

What element has the chemical symbol "Mg"?

a)

Magnesium

b)

Potassium

c)

Sodium

d)

Carbon

44.

Which of these is needed for filtration?

a)

Wire gauze

b)

Burner

c)

Funnel

d)

Round-bottom flask

45.

In a coffee machine, the ground coffee is separated from the coffee solution by using..

a)

sand paper

b)

filter paper

c)

toilet paper

d)

tissue paper

46.
Which one of the following solids is insoluble in water?
a)
sugar
b)
sand
c)
copper sulfate
d)
salt
47.

This is used to pour lab materials into an object with a small opening

a)

scoop

b)

funnel

c)

bunsen burner

d)

goggles

48.

This is called_______________________?

a)

Conical Flask

b)

Test Tube

c)

Safety Gloves

d)

Thermometer

49.

I am left behind in the filter paper ]. What Am I?

a)

Filtrate

b)

Solution

c)

Residue

50.

The part of the mixture that passes through the filter paper is called the

a)

residue

b)

filtrate

c)

suspension

51.

Th components of filtration are separated based on

a)

boiling point

b)

solubility

c)

particle size

52.

Filtration involves a Bunsen burner

a)

True

b)

False

53.

Filtration is generally used to separate...

a)

liquid from liquid

b)

solid from liquid

c)

liquid from gas

d)

gas from gas

54.

Identify the method of separation

a)

Sedimentation

b)

Decantation

c)

Filtration

d)

Distillation

55.

 

How to separate coffee beans and coffee liquid?

a)

Distillation

b)

Filtration

c)

Evaporation

d)

Sieving

56.

What is filtration used for?

a)

It's used for drinking

b)

It's used for separating water and impurity

c)

all of the above

d)

none of the above

57.

The part of the mixture that passes through the filter paper is called the

a)

residue

b)

filtrate

c)

suspension

d)

mixture

58.

I am left behind in the filter paper. What Am I?

a)

Filtrate

b)

Solution

c)

Residue

d)

Mixture

59.

How will you separate sand from water?

a)

Sieving

b)

Filtration

c)

Evaporation and crystallisation

d)

Hand picking

60.

What separation technique do the images show?

a)

Evaporation

b)

Magnets

c)

Filtration

d)

Distillation

61.

What does the particle diagram represent?

a)

Compound

b)

Mixture

c)

Element

62.

An example of insoluble solid is

a)

sand

b)

suger

63.

The beaker is placed...

a)

under the filter funnel

b)

beside the filter funner

64.

The insoluble solid remains in the ______ because the tiny holes in the filter paper do not allow insoluble solid through

a)

filter paper

b)

beaker

65.

In filtration, the clear liquid which passes through the filter paper is called

a)

residue

b)

liquid

c)

filterate

d)

distillate

66.
Evaporation occurs when water changes into 
a)
transpiration
b)
snow
c)
solid
d)
vapor
67.
the change of state from a liquid to a gas
a)
water cycle
b)
evaporation
c)
precipitation
d)
condensation
68.

Sam kept some water out side in the sun next day he saw nothing in the glass what happen to the water?

a)

It disappeared

b)

It evaporated

c)

Magic

69.

Sara heats a salt solution. What is the name of the process happening at X?

a)

boiling

b)

evaporation

c)

freezing

70.

Ali pours water into a glass dish. He leaves the dish in a warm place for 8 days. After 8 days, there is less water in the dish. Why does the dish contain less water?

a)

The water evaporated

b)

The water froze

c)

The water condensed

71.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

72.

H2 is an example of a(n)...

a)

Element

b)

Compound

c)

Molecule

d)

Heterogeneous Mixture

73.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

74.

A molecule is created when the same _________ is bonded together. For example: C10

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

75.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

76.

2 or more different elements that are bonded together is called...

a)

A. element

b)

B. compound

c)

C. mixture

d)

D. solution

77.

What is CO2 and example of?

a)

element

b)

molecule

c)

compound

78.
Which of the following lists only elements?
a)
H2O + OH, MgCl2
b)
H2O, KF, Ne
c)
KCl, Ag, Au
d)
K, Cl, N
79.

The chemical formula: N2 would represent what type of substance?

a)

Element

b)

Compound

c)

Mixture

d)

Molecule

80.

Copper - Cu

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

81.

Chalk - CaCO3

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

82.

Sugar (sucrose) ----C6H22O11

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

83.
Elements are made of 
a)
many types of atoms 
b)
the periodic table
c)
one type of atom 
d)
molecules 
84.
Two or more atoms chemically bonded together are called a
a)
atom
b)
element
c)
molecule
d)
mixture
85.
How many Hydrogen atoms are in Water (H2O)
a)
1
b)
2
c)
3
d)
4
86.
What is the total number of atoms in an ammonia (NH3) molecule?
a)
1
b)
2
c)
3
d)
4
87.
Carbon dioxide (CO2) contains how many atoms of oxygen?
a)
0
b)
1
c)
2
d)
3
88.
How many hydrogen atoms are in a molecule of glucose/sugar (C6H12O6)?
a)
6
b)
12
c)
18
d)
24
89.

What is the picture displayed?

a)

compound

b)

element

c)

molecule

90.

How many elements are in C6H12O6?

a)

1

b)

2

c)

3

d)

6

91.

a)
b)
c)
d)
92.

How do you remove the water to leave solid copper sulfate crystals?

a)

Filter

b)

Evaporate

c)

Distill

93.

How do you separate an excess insoluble reactant from a solution?

a)

Filtration

b)

Precipitation

c)

Crystalisation

d)

Evaporation

94.

What is the symbol for Copper?

a)

C

b)

co

c)

Cu

d)

CU

95.

Which laboratory apparatus is a beaker?

a)
b)
c)
d)
96.

copper is an example of a(n)

a)

Element

b)

Electron

c)

Neutron

d)

Carbon

97.

___ are pure substances that cannot be broken down into simpler substances by ordinary chemical means.

a)

Minerals

b)

Compounds

c)

Crystals

d)

Elements

98.

Among the following which mineral is found in electronics we use like wires and circuit boards?

a)

Carbonate

b)

Salt

c)

Iron

d)

Copper

e)

Potash

99.

How many elements are in this chemical formula?

HCl

a)

1

b)

2

c)

3

d)

4

100.

How many atoms of Carbon are in this formula? C6 H12O6C_{6\ }H_{12}O_6  

a)

6

b)

1

c)

12

101.

What is the total number of atoms in this formula? H2O2H_2O_2  

a)

2

b)

4

c)

3

102.

How many atoms does Nitrogen (N) have in the following molecule? AgNO3AgNO_3  

a)

1

b)

2

c)

3

d)

4

103.

Fe(C5H5)3Fe\left(C_5H_5\right)_3 How many atoms of hydrogen? (Answer with number only)

(a)  

104.
How many elements does PbNO3 have?
a)
2
b)
3
c)
4
d)
5
105.
How many nitrogen atoms does NH3 have?
a)
1
b)
2
c)
3
d)
4
106.

How many elements are in this chemical formula?

HCl

a)

1

b)

2

c)

3

d)

4

107.

What is the total number of atoms in this chemical formula? C8H3NaBr12C_8H_3NaBr_{12}  

a)

18

b)

12

c)

25

d)

24

108.

Which chemical formula correctly displays 1 atom of nickel and 2 atoms of Fluorine?

a)

niF2

b)

NIF2

c)

Ni1F2

d)

NiF2

109.
Water is a universal solvent
a)
True
b)
False
110.

Water is the univeral ____.

a)

solute

b)

solvent

c)

solution

111.
a)

solvent

b)

solute

112.
The substance in which a solute is dissolved
a)
sands
b)
solvent
c)
alloy
d)
negative particles
113.

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

a)

Carbon Dioxide

b)

There is no solvent

c)

Oxygen

d)

Water

114.
What is a solute?
a)
The substance that does the dissolving in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
115.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
116.

Fish breathe oxygen, which is dissolved in water. Is the oxygen the fish breathe considered to be the solute or solvent?

a)

Solute

b)

Solvent

117.
a)

solvent

b)

solute

118.

Solutes dissolve quicker if you stir them.

a)

true

b)

false

119.

Solutes dissolve quicker in _________ water.

a)

cold

b)

warm

120.

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

a)

Carbon Dioxide

b)

There is no solvent

c)

Oxygen

d)

Water

121.
Which is an example of a solute?
a)
Milk
b)
Sugar
c)
Water
d)
Ginger Ale
122.
Which is an example of a solvent?
a)
Salt
b)
Iced Tea mix
c)
Water
d)
Sugar
123.
Elements are made of 
a)
many types of atoms 
b)
the periodic table
c)
one type of atom 
d)
molecules 
124.
Two or more atoms chemically bonded together are called a
a)
atom
b)
element
c)
molecule
d)
mixture
125.

Group of atoms bonded together

a)

Mixture

b)

Compouns

c)

Atom

d)

Molecules

126.

What is the picture displayed?

a)

atom

b)

element molecule

c)

compound molecule

127.

Are these molecules also compounds?

a)

YES

b)

NO

128.

Which of the following is NOT a compound?

a)

HCl

b)

Cl2

c)

NaCl

d)

CO2

129.
a)

Element

b)

compound molecules

c)

elemental molecules

d)

Mixture

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