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Atomic Structure and Ionic Bonding

Total questions: 100

Worksheet time: 7hrs 45mins

Name
Class
Date
1.

Electrons are found

a)

in the nucleus

b)

outside the nucleus

c)

both in and outside the nucleus

2.

Electrons are particles which

a)

have a positive charge

b)

have a negative charge

c)

have no charge

d)

can have either a positive or a negative charge

3.

An atom is neutral because

a)

the positive charge of the nucleus is equal to the sum of the negative charges of the electrons

b)

the negative charge of the nucleus is equal to the sum of the positive charges of the electrons

c)

it does not contain any charged particles

4.

What is the atomic number of oxygen?

a)

16

b)

9

c)

8

d)

2

5.

What is the element with the atomic number 12?

a)

sodium

b)

iron

c)

bromine

d)

magnesium

6.

What is the number of electrons in an atom of neon?

a)

10

b)

7

c)

23

d)

100

7.

What is the element with 1 electron?

a)

helium

b)

hydrogen

c)

chlorine

d)

gold

8.

Which particle has a positive charge?

a)

electron

b)

neutron

c)

proton

9.

Which particle does not have a mass of 1 u?

a)

neutron

b)

electron

c)

proton

10.

What two particles are found in the nucleus?

a)

proton and neutron

b)

neutron and electron

c)

proton and electron

11.

An atom is neutral because it contains

a)

a number of electrons equal to the sum of the numbers of protons and neutrons

b)

a number of neutrons equal to the sum of the numbers of electrons and protons

c)

a number of protons equal to the number of neutrons

d)

a number of electrons equal to the number of protons

12.

Which particle is neutral?

a)

neutron

b)

proton

c)

electron

13.

The periodic table is arranged by...

a)

date discovered

b)

colour

c)

atomic number

d)

abundance

14.

if carbon has 12 protons, how many electrons does it have?

a)

6

b)

12

c)

11

d)

none

15.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

16.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
17.

What is this subatomic particle that has negative charge?

a)

Electron

b)

Neutron

c)

Proton

d)

Megatron

18.

What is this subatomic particle that has no charge?

a)

Electron

b)

Neutron

c)

Proton

d)

Megatron

19.

What is the smallest particle of an ELEMENT, and it has also all the properties of it?

a)

Molecules

b)

Nucleus

c)

Subatomic particle

d)

Atoms

20.

What is the small, DENSE REGION consisting of protons and neutrons at the CENTER of an atom?

a)

Molecules

b)

Nucleus

c)

Subatomic particle

d)

Atoms

21.

It is consisting of two or more atoms combined together in a specific arrangement. It is the smallest particle of compound that can exist independently. What is this?

a)

Molecules

b)

Nucleus

c)

Subatomic particle

d)

Atoms

22.

Where can we find the location of the Atomic Nucleus?

a)

Center

b)

Left Side

c)

Right Side

d)

Above

23.

What is the atomic model proposed by J.J Thompson, and suggest that negatively-charged electrons were embedded in a kind of cloud or soup of positive charge?

a)

Asia's Next Top Model

b)

Quantum Atomic Model

c)

Plum Pudding Model

d)

Nuclear Model

24.

What is the name of experiment conducted by Ernest Rutherford's Team, in testing the validity of Plum Pudding Model, which then resulted to introducing of the NUCLEAR MODEL of an Atom?

a)

Planetary Model Experiment

b)

Alpha particle scattering Experiment

c)

Paro-Paro G Experiment

d)

Quantum Particle Experiment

25.

A horizontal row of elements in the periodic table

a)

Molecule

b)

Period

c)

Family

d)

Atom

26.

The smallest particle of an element.

a)

Element

b)

Molecule

c)

Atom

27.

A combination of two or more atoms

a)

Period

b)

Molecule

c)

Atom

d)

Family

28.
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
29.
What is the mass 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
30.

Used the word "atomos" to decsribe the uncuttable (indivisible) atom.

a)

Democritus

b)

Thomson

c)

Bohr

d)

Dalton

31.

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

a)

Bohr

b)

Rutherford

c)

Chadwick

d)

Thomson

32.

This picture best represents ___________________ atomic model.

a)

Thomson's

b)

Dalton's

c)

Bohr's

d)

Chadwick's

33.
In Dalton's Atomic Theory, all elements consist of __________ that cannot be divided.
a)
Atoms
b)
Parts
c)
Molecules
d)
Hydrogen
34.

Which of the following is/are conclusions based on Rutherford’s gold foil experiment?

a)

Atom is mostly empty space

b)

The nucleus is positively charged

c)

The atom has a small dense nucleus

d)

All answers are correct

35.
What is the total number of protons and neutrons called?
a)
Photon number
b)
Electron number
c)
Mass number
d)
Atomic number
36.
What is the heaviest particle in an atom?
a)
Electron
b)
Photon
c)
Neutron
d)
Proton
37.
What are the three components of an atom?
a)
Protons, neutrons, electrons
b)
Protons, neutrons, positrons
c)
Protons, electrons, photons
d)
Neutrons, electrons, photons
38.
What is the modern view of an atom?
a)
Nucleus containing neutrons and electrons with smaller protons orbiting outside
b)
Nucleus containing electrons and neutrons with smaller protons orbiting outside
c)
Nucleus containing protons and neutrons with smaller electrons orbiting outside
d)
Nucleus containing protons and electrons with smaller neutrons orbiting outside
39.
What is the difference between a neutral atom and an ion?
a)
Neutral atoms have more protons than electrons
b)
Neutral atoms have no protons or electrons
c)
Neutral atoms have equal number of protons and electrons
d)
Neutral atoms have more electrons than protons
40.
What is the radius of an atom?
a)
1 × 10-8 metres
b)
1 × 10-10 metres
c)
1 × 10-7 metres
d)
1 × 10-9 metres
41.
What is the element with 1 proton?
a)
Hydrogen
b)
Carbon
c)
Chlorine
d)
Uranium
42.
What is the number of particles in the nucleus of chlorine (Cl)?
a)
18
b)
17
c)
52
d)
35
43.
What is the mass of electrons considered to be?
a)
Equal to neutrons
b)
Significant
c)
Equal to protons
d)
Insignificant
44.
What is the element with 17 protons?
a)
Hydrogen
b)
Chlorine
c)
Carbon
d)
Uranium
45.
What is the element with 6 protons?
a)
Chlorine
b)
Carbon
c)
Uranium
d)
Hydrogen
46.
What is the number of electrons in a neutral atom?
a)
Greater than the number of protons
b)
Less than the number of protons
c)
Equal to the number of protons
d)
Zero
47.
What information does the atomic symbol provide?
a)
Number of protons and neutrons
b)
Number of neutrons and electrons
c)
Number of electrons and photons
d)
Number of protons and electrons
48.
How many neutrons does an atom of chlorine (Cl) have?
a)
18
b)
52
c)
35
d)
17
49.
What defines the element of an atom?
a)
Number of electrons
b)
Number of neutrons
c)
Number of protons
d)
Number of photons
50.

Atoms form ions because they want to have a (a)   outer shell.

51.

Ionic bonds are formed between...

a)

Non - metals

b)

A metal and a non-metal

c)

Metals

52.

How is an ionic bond formed?

a)

Sharing of electrons

b)

Delocalised electrons

c)

Transfer of electrons

53.

Select all of the statements below that are correct to describe the structure and properties of ionic compounds...

a)

They have high melting and boiling points

b)

They have a lattice structure

c)

The ions are held together by intermolecular forces

d)

They can conduct electricity when molten

e)

They can conduct electricity when solid

54.

Which of the below is an ionic compounds?

a)

Ni

b)

MgCl2

c)

H2O

d)

CH4

55.

An example of an ionic compound is Sodium Chloride, which is made from Na+ and Cl- ions. Why do these ions form an ionic bond?

a)

They have like charges

b)

They are from the same group

c)

They are from the same period

d)

They have opposite charges

56.

Lithium is in group 1 of the periodic table, which ion would it form?

a)

Li-

b)

Li2-

c)

Li+

d)

Li2+

57.

Oxygen is in group 6 of the periodic table, which ion would it form?

a)

O-

b)

O+

c)

O2-

d)

O2+

58.

Lead Chloride is an ionic compound, made up from Pb2+ ions and Cl- ions. Which is the correct formula for this compound?

a)

PbCl3

b)

PbCl

c)

PbCl4

d)

PbCl2

59.

Magnesium Hydroxide is an ionic compound made up from Mg2+ and OH- ions. Which is its correct formula?

a)

MgOH

b)

MgOH2

c)

Mg(OH)2

d)

MgO

60.

Which one of these is an ion?

a)

Na

b)

Na+

c)

Cl2

d)

H2O

61.

What has happened to make Na+ a positive ion?

a)

Gained a positive proton from another atom

b)

Gained an electron

c)

Been charged up with electricity

d)

Lost an electron

62.

What is the mass number of magnesium?

a)

24

b)

36

c)

12

d)

0

63.

How many PROTONS does Magnesium have?

a)

24

b)

36

c)

0

d)

12

64.

How many ELECTRONS does Magnesium have?

a)

12

b)

24

c)

36

d)

0

65.

How many NEUTRONS does Magnesium have?

a)

36

b)

12

c)

0

d)

24

66.

What group is this atom in?

a)

2

b)

8

c)

17

d)

7

67.

What has happened to make this chloride ion?

a)

Lost a positive proton from its nucleus

b)

Gained an electron

c)

Been charged up with electricity

d)

Lost an electron

68.

A calcium atom has an atomic number of 20. What is this diagram showing?

a)

Ca

b)

Ca2+

c)

Ca+

d)

Ar

69.

When does ionic bonding happen?

a)

Between 2 metal atoms

b)

Between 2 non-metal atoms

c)

Between metal and a non-metal atoms

d)

Between two transition metals

70.

What happens to electrons during ionic bonding?

a)

They are transferred from one atom to another

b)

They are shared between the 2 atoms

c)

Each atom loses an electron

d)

Each atom takes only one electron each

71.

This image shows the bonding between Lithium and Fluorine. What does the red arrow show?

a)

electrons being shared

b)

electrons being transferred to Fluorine

c)

electrons being transferred to Lithium

d)

electrons being destroyed

72.

Which of the following is NOT a step in forming an ionic bond?

a)

One atom shares its electrons with another one

b)

Opposite charged ions form due to the transfer of electrons

c)

One atom gives electrons to another one

d)

Oppositely charged ions attract

73.

An ionic bond is the attraction between: (Select ALL that apply)

a)

oppositely charged ions

b)

similarly charged ions

c)

metals and nonmetals

d)

neutral atoms

e)

cations and anions

74.

Which of the following is the correct formula for these two ions: Al+3 & S-2

a)

AlS3

b)

Al2S3

c)

Al3S2

d)

Al3S

75.

If I had a cation with a charge of 2+ how would you describe the formation of that ion?

a)

gained 2 electrons

b)

lost 2 electrons

c)

gained 4 electrons

d)

lost 4 electrons

76.

If I had an anion with a charge of 3- how would you describe the formation of that ion?

a)

gained 2 electrons

b)

lost 2 electrons

c)

gained 3 electrons

d)

lost 3 electrons

77.

Looking at the periodic table, when the alkali metals form an ion what charge do they have?

a)

1-

b)

1+

c)

2-

d)

2+

e)

3-

78.

Looking at the periodic table, when the alkaline earth metals form an ion what charge do they have?

a)

1-

b)

1+

c)

2-

d)

2+

e)

3-

79.

Looking at the periodic table, when the halogens form an ion what charge do they have?

a)

1-

b)

1+

c)

2-

d)

2+

e)

3-

80.

Nitrogen, N, will form which of the following ions?

a)

N

b)

N-3

c)

N-5

d)

N+5

81.

In the compound aluminum oxide, which is the cation?

a)

[ Al ] +3

b)

Al

c)

[ O ] -2

d)

O

82.

When ionic compounds form what is the overall charge?

a)

neutral

b)

positive

c)

negative

83.

What is responsible for bringing cations and anions together?

a)

the size of the ions

b)

the opposite charges are attracted to one another

c)

the similar charges are attracted to one another

d)

depends on what period they're in

84.

What is another name of an ionic compound

a)

salt

b)

cation

c)

anion

d)

polyatomic ion

85.

Which is the correct name for CaBr2?

a)

Calcium Bromine

b)

Bromine Calcium

c)

Calcium Bromide

d)

Bromine Chloride

e)

Calcium Bromate

86.

What is the name for CsBr?

a)

Cesium Bromide

b)

Calcium Bromine

c)

Calcium Bromide

d)

Cesium Bromine

e)

Bromine Ceside

87.

Which of the following is the correct formula for Sodium Nitride ( [ Na ] + & [ N ] 3- )

a)

NaN3

b)

Na3N

c)

Na2N3

d)

Na3N2

88.

Which of the following is the correct formula for Potassium Sulfide

a)

K2S

b)

KS2

c)

K3S

d)

K2S3

89.

When assigning ionic charge it is always written as a...

a)

superscript

b)

subscript

c)

coefficient

d)

script

90.

When assigning the number of individual atoms in a chemical formula it is written as a...

a)

superscript

b)

subscript

c)

coefficient

d)

script

91.
Ionic bonds form between two ions that have...
a)
ionic compounds
b)
negative charges
c)
positive charges
d)
opposite charges
92.
Which is most likely to form a negative ion...
a)

an element from Group 7

b)
a metal
c)
an element from Group 1
d)
an element with atoms that have eight valence electrons
93.

Why do ionic bonds form?

a)

so the number of protons equals the number of electrons

b)

to fill the outermost energy level to make the atom stable

c)

so an atom can become unstable

94.

If an aluminum atom has 13 protons (+) and 10 electrons (-), what is it's charge?

a)

Al+3

b)

Al+13

c)

Al+10

d)

Al-10

95.
Elements in Group 1 lose one electron to form ions with a _________________ charge.
a)
1+
b)
2+
c)
0
d)
1-
96.
What element always has an oxidation number of +1?
a)
Hydrogen
b)
Fluorine
c)
Chlorine
d)
Iodine
97.

This image shows the bonding between Lithium and Fluorine. What does the red arrow show?

a)

electrons being shared

b)

electrons being transferred to Fluorine

c)

electrons being transferred to Lithium

d)

electrons being destroyed

98.

Which of the following is the correct formula for these two ions: Al+3 & S-2

a)

AlS3

b)

Al2S3

c)

Al3S2

d)

Al3S

99.

Looking at the periodic table, when the alkali metals form an ion what charge do they have?

a)

1-

b)

1+

c)

2-

d)

2+

e)

3-

100.

Nitrogen, N, will form which of the following ions?

a)

N

b)

N-3

c)

N-5

d)

N+5

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