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C1 and C2 revision

Total questions: 125

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

Which statement describes the bonding in sodium chloride?

a)

A shared pair of electrons between two atoms leading to a noble gas configuration.

b)

A strong force of attraction between oppositely charged ions.

c)

A strong force of attraction between two molecules.

d)

A weak force of attraction between oppositely charged ions.

2.

The ‘lead’ in a pencil is made of a mixture of graphite and clay.

When the percentage of graphite is increased, the pencil moves across the paper more easily. Which statement explains this observation?

a)

Graphite has a high melting point

b)

Graphite is a form of carbon.

c)

Graphite is a lubricant.

d)

Graphite is a non-metal.

3.

Which statement about metals is not correct?

a)

They conduct electricity because delocalised electrons can move throughout the metal.

b)

They consist of layers of atoms that can slide over each other

c)

They have a giant lattice of oppositely charged ions in a ‘sea’ of delocalised electrons

d)

They have a giant lattice of positive ions in a ‘sea’ of delocalised electrons.

4.

Chlorine, bromine and iodine are elements in Group VII of the Periodic Table. Which statement about these elements is correct?

a)

The colour gets lighter down the group.

b)

The density decreases down the group

c)

They are all gases at room temperature and pressure.

d)

They are all non-metals.

5.

Which row describes the properties of a typical transition element?

a)

A

b)

B

c)

C

d)

D

6.

Which statement about the noble gases is correct?

a)

Noble gases are diatomic molecules.

b)

Noble gases are reactive gases.

c)

Noble gases have full outer electron shells.

d)

The noble gases are found on the left-hand side of the Periodic Table.

7.

What is a property of all metals?

a)

conducts electricity

b)

hard

c)

low melting point

d)

reacts with water

8.

Which statement explains why aluminium is used in the manufacture of aircraft?

a)

It conducts heat well

b)

It has a low density.

c)

It is a good insulator.

d)

It is easy to recycle.

9.

Sodium and rubidium are elements in Group I of the Periodic Table.

Which statement is correct?

a)

Sodium atoms have more electrons than rubidium atoms.

b)

Sodium has a lower density than rubidium.

c)

Sodium has a lower melting point than rubidium.

d)

Sodium is more reactive than rubidium.

10.

Which diagram represents a solid alloy?

a)

A

b)

B

c)

C

d)

D

11.

The diagram shows the structure of an atom.

Which diagram shows the structure of an isotope of this atom?

a)
b)
c)
d)
12.

The table shows the structure of different atoms and ions.

What is the value of W?

a)

10

b)

11

c)

12

d)

13

13.

The table shows the structure of different atoms and ions.

What is the value of Y?

a)

10

b)

11

c)

12

d)

13

14.

The table shows the structure of different atoms and ions.

What is the value of Z?

a)

10

b)

11

c)

12

d)

13

15.

Iron is a metal. The structure of iron is described as a lattice of positive ions in a sea of electrons. Which of the following statements about iron are correct?

a)

1 only

b)

1 and 3

c)

1 and 4

d)

2, 3 and 4

16.

Which two elements react together to form an ionic compound?

a)

R and T

b)

T and X

c)

X and Z

d)

Z and R

17.

Part of the Periodic Table is shown. The letters are not the chemical symbols of the elements.

Which statement about the elements is not correct.

a)

W has two electrons in the outermost shell.

b)

Y is in Group IV of the Periodic Table.

c)

X and Y bond covalently to form a molecule XY4.

d)

Z has more metallic character than Y.

18.

Astatine is an element in Group VII of the Periodic Table. It has only ever been produced in very small amounts. What are the likely properties of astatine?

a)

A

b)

B

c)

C

d)

D

19.

Which structure represents a polymer?

a)

A

b)

B

c)

C

d)

D

20.

X is a monatomic gas.

Which statement about gas X is correct?

a)

X burns in air.

b)

X is coloured.

c)

X is unreactive.

d)

X will displace iodine from potassium iodide.

21.

Which diagram could represent the structure of an alloy?

a)

A

b)

B

c)

C

d)

D

22.

Which statement about an atom of fluorine, is correct?

a)

It contains more protons than neutrons.

b)

It contains a total of 28 protons, neutrons and electrons.

c)

Its isotopes contain different numbers of protons.

d)

Its nucleus contains 9 neutrons.

23.

Which row describes the formation of single covalent bonds in methane (CH4)?

a)

A

b)

B

c)

C

d)

D

24.

Which statement describes the structure of an ionic compound?

a)

It is a giant lattice of oppositely charged ions.

b)

It is a giant lattice of positive ions in a ‘sea’ of electrons.

c)

It is a giant molecule of oppositely charged ions.

d)

It is a simple molecule of oppositely charged ions.

25.

Which statement about elements in Group 7 of the Periodic Table is correct?

a)

They all have a full outer shell of electrons.

b)

They all react with Group I elements to form ionic compounds.

c)

They are all diatomic molecules.

d)

They are all liquids at room temperature.

26.

The diagrams show the structure of two substances used to make electrical conductors.

Which statement correctly describes X and Y?

a)

X is a pure metal and Y is a compound.

b)

X is a pure metal and Y is an alloy.

c)

X is a solid and Y is a liquid.

d)

X is harder and stronger than Y.

27.

Sodium chloride is a liquid at 900 °C. How are the particles arranged and how do the particles move in sodium chloride at 900 °C?

a)

A

b)

B

c)

C

d)

D

28.

Rock salt is a mixture of sand and sodium chloride. Sodium chloride is soluble in water but not in hexane. Sand is insoluble in both water and hexane. What is required to separate the sand from the sodium chloride?

a)

1 and 3

b)

1 and 4

c)

2 and 3

d)

2 and 4

29.

Diamond and graphite have giant covalent structures of carbon atoms. Which statement describes graphite?

a)

It has a strong, rigid three-dimensional structure.

b)

It has four strong covalent bonds between each carbon atom.

c)

It has layers, which can slide over each other.

d)

It has no free electrons, so does not conduct electricity

30.

The equation shows how sodium reacts with water.

2Na + 2H2O → 2NaOH + H2


2Na represents two . . . . . . of sodium.

a)

atoms

b)

compounds

c)

elements

d)

molecules

31.

The equation shows how sodium reacts with water.

2Na + 2H2O → 2NaOH + H2


2H2O represents two . . . . . . of water.

a)

atoms

b)

compounds

c)

elements

d)

molecules

32.

The equation shows how sodium reacts with water.

2Na + 2H2O → 2NaOH + H2


Water and sodium hydroxide are . . . . . . .

a)

atoms

b)

compounds

c)

elements

d)

molecules

33.

The equation shows how sodium reacts with water.

2Na + 2H2O → 2NaOH + H2


Sodium and hydrogen are . . . . . . .

a)

atoms

b)

compounds

c)

elements

d)

molecules

34.

Which is the metal with the lowest density

a)

A

b)

B

c)

C

d)

D

35.

Which is the non-metal that is a gas at 20 °C.

a)

A

b)

B

c)

C

d)

D

36.

Which is the metal with the highest melting point.

a)

A

b)

B

c)

C

d)

D

37.

Which is the non-metal with the highest boiling point

a)

A

b)

B

c)

C

d)

D

38.

The diagrams show the numbers and different types of atoms in four compounds.


Which is CH4?

a)

A

b)

B

c)

C

d)

D

39.

The diagrams show the numbers and different types of atoms in four compounds.


Which is CO2?

a)

A

b)

B

c)

C

d)

D

40.

The diagrams show the numbers and different types of atoms in four compounds.


Which is CH3OH?

a)

A

b)

B

c)

C

d)

D

41.

The diagrams show the numbers and different types of atoms in four compounds.


Which is C2H4?

a)

A

b)

B

c)

C

d)

D

42.
What is the atomic number?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
43.
What is the mass number defined as?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
44.
What is the atomic number of this atom?
a)
1
b)
3
c)
4
d)
7
45.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

46.

The fluorine atom has an atomic number of

a)

19

b)

9

47.
Which particle has a positive charge?
a)
electron
b)
orbital
c)
proton
d)
neutron
48.
Choose the particle that has no charge.
a)
nucleus
b)
neutron
c)
proton
d)
electron
49.
The mass of one proton is greater than the mass of one...
a)
neutron
b)
electron
50.

Which subatomic particle has a negative charge in the atom?

a)

proton

b)

neutron

c)

electron

d)

quark

51.

A substance that cannot be broken down any further without losing its properties.

a)

Compound

b)

Mixture

c)

Element

d)

Suspension

52.

The subatomic particle(s) found in the nucleus of an atom

a)

Proton

b)

Neutron

c)

Electron

53.

Subatomic particle(s) located in the shells outside the nucleus

a)

Proton

b)

Neutron

c)

Electron

54.

Atoms are mostly...

a)

Tightly packed

b)

Empty space

55.

The mass number of an atom is found by adding which subatomic particles?

a)

Protons

b)

Neutrons

c)

Electrons

56.

How many protons are in a sodium atom, Na? (tap to enlarge the periodic table)

a)

Sodium has 1 proton.

b)

Sodium has 3 protons.

c)

Sodium has 11 protons

57.

An element has the mass number 12 and atomic number 6. The number of neutrons in it is:

a)

6

b)

10

c)

4

d)

8

58.

Atoms of the same element which have a different number of neutrons are called _________________.

a)

ions

b)

isotopes

c)

quarks

d)

molecules

59.

If an atom has 10 electrons, how many protons does it have?

a)

0

b)

1

c)

10

d)

5

60.
A charged particle that has gained or lost electrons is called a _____.
a)
molecule
b)
ion
c)
isotope
d)
element
61.
A cation is a ____ ion.
a)
negative
b)
positive
c)
neutral
d)
ficticious
62.
A anion will be a ____ ion.
a)
negative
b)
positive
c)
neutral
d)
ficticious
63.
Ionic bonds form between metals and ____.
a)
metalloids
b)
metals
c)
nonmetals
64.
How many electrons are needed in the outer energy levels of an atom to be stable?
a)
2
b)
4
c)
6
d)
8
65.
Which of the following would produce an anion?
a)
Ca
b)
Al
c)
K
d)
F
66.
In the chemical formula for an ionic compound, which item is written first?
a)
positive ion
b)
negative ion
c)
subscript
d)
the female
67.
An ionic bond is the attraction between:
a)
oppositely charged ions
b)
similarly charged ions
c)
neutral ions
d)
neutral atoms
68.

A covalent bond forms when atoms ___________ electrons.

a)

gain

b)

share

c)

increase

d)

transfer

69.
Which type of bond has a transfer of an electron from on atom to another?
a)
Polar Covalent 
b)
Non Polar Covalent
c)
Ionic
d)
Metallic
70.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
71.

CaCl2 is an example of what type of bond?

a)

Covalent

b)

Metallic

c)

Ionic

72.

Which category of elements usually form negative ions?

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

73.

Predict the bond between Mg and Cl

a)

covalent

b)

ionic

c)

metallic

d)

none of the above

74.
What type of bond forms when atoms share electrons?
a)
Ionic Bond
b)
Covalent Bond
c)
Metallic Bond
d)
Gold Bond Medicated Powder
75.
Which of the following is ionic?
a)
NO2
b)
MgO
c)
CO
d)
CH4
76.

13. What elements generally make a covalent bond?

a)

metal and nonmetal

b)

2 or more nonmetals

c)

metal

d)

none of the above

77.

What usually forms the positive ion?

a)

Metal

b)

Nonmetals

c)

None

78.

Allows heat or electricity to go through

a)

insulator

b)

conductor

c)

luster

d)

ductile

79.

Able to be drawn into wire is

a)

malleable

b)

insulator

c)

luster

d)

ductile

80.

Able to be beaten or hammered into shapes

a)

luster

b)

malleable

c)

brittle

d)

insulator

81.

Which properties of metal makes it a good choice to make a cooking pot out of? Choose TWO

a)

it has luster - it is shiny

b)

it is a good conductor of heat

c)

it is ductile - able to be made into a wire

d)

it has a high melting point

82.

Which property of metal makes it a good choice to make a car engine from?

a)

it has luster

b)

it has a high melting point

c)

it conducts electricity

d)

it has magnetism

83.

Why wouldn't you want a coffee cup to be made from metal?

a)

metal conducts electricity

b)

metal conducts heat

c)

metals have luster

d)

metals can be made into a wire; they are ductile

84.

What does the word "thermal" mean?

a)

metal

b)

heat

c)

electric

d)

shiny

85.

Why are cords for toasters, televisions, and phone chargers made of metal wires?

a)

metals are shiny

b)

metals are good conductors of heat

c)

metals are good conductors of electricity

d)

metals are magnetic

86.

ALL metals are magnetic.

a)

true

b)

false

87.

Which statement about metals is true?

a)

most metals have a VERY high melting point

b)

most metals can float in water

c)

most metals are not shiny

d)

most metals can melt in your oven

88.
a)
Periods
b)
Groups
89.
a)
Periods
b)
Groups
90.
a)
Same group
b)
Same period
91.
How did Mendeleev arrange the elements?
a)
alphabetical 
b)
density
c)
melting point
d)
atomic mass
92.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
93.
Pure forms of these elements are stored in oil so they won't react with oxygen and water in the air.
a)
Alkali Metals
b)
Alkaline-earth metals
c)
Halogens
d)
Noble Gases
94.
The alkali metals are in group 1, on the far left of the periodic table. Which of these is NOT an alkali metal?
a)
Lithium
b)
Iron
c)
Potassium
d)
Francium
95.
How can you tell that a metal is reacting with water?
a)
Colour change
b)
Bright light
c)
Fizzing
d)
It gets colder
96.
What gas is always produced when a metal reacts with water?
a)
Oxygen
b)
Carbon Dioxide
c)
Hydrogen
d)
Carbon Monoxide
97.
When the alkali metals react with water, which reacts most vigorously?
a)
Francium
b)
Rubidium
c)
Potassium
d)
Sodium
98.
Metals can also react with acids. This produces a gas. What is the name of this gas?
a)
Hydrogen
b)
Carbon Dioxide
c)
Nitrogen
d)
Oxygen
99.
As well as a gas, there is another product made when an acid reacts with a metal. What is the name for this?
a)
Salt
b)
Water
c)
Alkali
d)
Carbon
100.
When sodium reacts with hydrochloric acid, what is the name of the salt formed?
a)
Sodium Hydride
b)
Sodium Chloride
c)
Sodium Hydrochloric
d)
Sodium Chlorine
101.

Who arranged the known elements into horizontal rows of increasing atomic mass leaving gaps for as yet undiscovered elements?

a)

Mendeleev

b)

Meyer

c)

Newlands

d)

Moseley

102.
What was Dmitri Mendeleev's greatest contribution to the history of the periodic table?
a)
He arranged all of the known elements by their atomic number
b)
He realised that there was a pattern of reactivity which repeated every 8 elements
c)
He predicted the existence (and properties) of new elements
d)
He identified the "law of triads" which became the groups
103.
The periodic table is organized by the number of ______ in each element's nucleus
a)
neutrons
b)
protons
c)
electrons
d)
atoms
104.
What property did Menedleev use to organize his first periodic table?
a)
atomic number
b)
atomic mass
c)
alphabetical order
d)
chemical properties
105.

In the modern periodic table elements are arranged by:

a)

atomic mass

b)

atomic number

c)

valence electrons

d)

number of isotopes

106.
Mendeleev classified elements based on not only atomic mass but what else?                                                   
a)
reactivity
b)
boiling points
c)
physical properties only 
d)
 chemical & physical properties
107.

Who proposed the 'plum pudding' model of the atom?

a)

o Dalton

b)

o Thomson

c)

o Rutherford

d)

o Bohr

108.

Who first came up with the idea of an atom and called them "atomos"?

a)

o Democritus

b)

o Thomson

c)

o Rutherford

d)

o Bohr

109.
In order for an atom to be neutral what has to be true?
a)
The atom has more protons than neutrons
b)
The atom has more neutrons than protons
c)
The atom has the same number of protons and neutrons
d)
The atom has the same number of protons and electrons
110.
Electrons have virtually no mass (weight).
a)
True
b)
False
111.
Which scientist saw the atom as a solid sphere?
a)
Dalton
b)
Thomson
c)
Rutherford
d)
Bohr
112.
Rutherford's gold foil experiment provided evidence that...
a)
negative and positive charges are spread evenly throughout the atom.
b)
alpha particles have a positive charge.
c)
gold is not a dense as previously thought.
d)
there is a dense positively charged nucleus at the center of an atom.
113.

Proposed that electrons move around the nucleus in specific layers, or shells.

a)

Bohr

b)

Rutherford

c)

Chadwick

d)

Thomson

114.
What scientist is best known for his "Plum Pudding" model of the atom?
a)
J.J. Tomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
115.
Who performed the Gold Foil Experiment?
a)
J. J. Thomson
b)
Ernest Rutherford
c)
Neils Bohr
d)
John Dalton
116.

JJ Thomson discovered the

a)

nucleus

b)

proton

c)

neutron

d)

electron

117.

What did Rutherford EXPECT to happen in the gold foil experiment?

a)

all alpha particles pass through the gold foil

b)

All alpha particles deflected by gold foil

118.

What did Ernest Rutherford fire at the gold foil?

a)

radioactive particles

b)

particles

c)

subatomic particles

d)

alpha particles

119.
What is the basis of a metallic bond?
a)
the attraction of neutral metal atoms.
b)
the attraction between protons and neutrons.
c)
the attraction between positive metal ions and interlocking electrons.
d)
the attraction between positive metal ions and free floating electrons.
120.
There are more metals than non metals in the periodic table.
a)
True
b)
False
121.
Which of these is NOT an alloy?
a)
bronze
b)
copper
c)
brass
d)
stainless steel
122.
Why do metals conduct
a)
They are shiny
b)
The electrons are held tightly within the lattice
c)
The electrons are delocalised and able to move
d)
The electrons are shared between two metal ions
123.
A mixture of two or more metals is called:
a)
mixture
b)
solution
c)
compound
d)
alloy
124.
I can hit a metal with a hammer without the metal shattering because of its __________.
a)
Ductility
b)
Malleability
c)
Conductivity
d)
Lustrousness
125.
Why are alloys generally used to make everyday objects?
a)
Alloys are often stronger and less active than pure metals.
b)
Alloys have higher melting point than pure metals.
c)
Alloys are less expensive to produce than pure metals.
d)
Alloys have ionic bonds instead of metallic bonds.

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