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Ionic and Covalent Bonds

Total questions: 104

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

Ionic Bonds

a)

metal with nonmetal

b)

nonmetal with nonmetal

2.

Covalent Bonds

a)

metal with nonmetal

b)

nonmetal with nonmetal

3.

Cl2

a)

Ionic Bond

b)

Covalent Bond

4.

CaCl

a)

Ionic Bond

b)

Covalent Bond

5.

NH3

a)

Ionic Bond

b)

Covalent Bond

6.

NaO

a)

Ionic Bond

b)

Covalent Bond

7.

Cl2

a)

Metal with Nonmetal

b)

Nonmetal with Nonmetal

8.

CaCl

a)

Metal with Nonmetal

b)

Nonmetal with Nonmetal

9.

NaO

a)

Metal with Nonmetal

b)

Nonmetal with Nonmetal

10.

NH3

a)

Metal with Nonmetal

b)

Nonmetal with Nonmetal

11.
Covalent bonds are between...
a)
Metal and Non-metal
b)
Non-metal and Non-metal
c)
Metal and Metal
12.
Ionic bonds are between...
a)
Metal and Non-metal
b)
Non-metal and Non-metal
c)
Metal and Metal
13.
Atoms are most stable when their outer shell is complete.
a)
true
b)
false
14.
Covalent bonds actually "share" electrons?
a)
true
b)
false
15.
How are covalent bonds formed?
a)
Sharing of electrons
b)
Transfer of electrons
16.
How are ionic bonds formed?
a)
Transfer of electrons
b)
Sharing of electrons
17.
Is hydrogen considered a metal or a non-metal?
a)
A metal
b)
Nonmetal
c)
Metalloid
18.
Why do elements bond?
a)
To be friends
b)
To create a new element
c)
To become stable
19.
Is this ionic bond drawn correctly?
a)
Yes
b)
No
20.
Same repel, opposites
a)
avoid
b)
attract
c)
push
d)
pull
21.
What is a valence electron?
a)
The sum of neutrons and protons.
b)
The # of electrons in the last shell.
c)
A type of bond.
d)
A popular compound.
22.
Group numbers on the periodic table help us determine 
a)
The number of valence electrons
b)
Color of the elements
23.
Where are metals located on the periodic table?
a)
Blue
b)
Green
c)
Red
24.
Where are the nonmetals located on the periodic table? 
a)
Blue
b)
Red
c)
Green
25.
Where are the metalloids located on the periodic table?
a)
Blue
b)
Red
c)
Green
26.
Two or more atoms held together by a chemical bond is called what?
a)
A molecule
b)
A molecure
27.
Which of these is not a real bond in chemistry?
a)
James
b)
Ionic
c)
Covalent
28.

Why do all bonds form?

a)

to fill the outermost energy level

b)

so an atom can be unstable

c)

so the number of protons and electrons can equal.

d)

so they can gain neutrons.

29.

Valence electrons are found

a)

outermost energy level

b)

innermost energy level

c)

some where in the electron cloud

30.

An atom with 1 valence electron 'needs' a full shell, so it can either gain 7 electrons or lose 1. Which is more likely to occur?

a)

nothing

b)

gain 7

c)

lose 1

31.

How do covalent bonds form?

a)

by sharing electrons between atoms

b)

by donating or receiving electrons

32.

What two types of atoms make a covalent bond?

a)

2 nonmetals

b)

2 metals

c)

1 metal and 1 nonmetal`

33.

How many valence electrons does Boron have?

a)

1

b)

2

c)

3

d)

4

34.

When an atom loses an electron, it becomes a

a)

positive ion

b)

negative ion

35.

Ionic bonds are between

a)

metals and nonmetals

b)

2 metals

c)

2 nonmetals

36.

Atoms are most stable when their outer shell is full or complete.

a)

true

b)

false

37.

How are ionic bonds formed?

a)

transfer of electrons

b)

sharing of electrons

38.

Group numbers on the periodic table help us determine

a)

number of valence electrons

b)

state of the element (solid, liquid, gas)

39.

Water is an example of what?

a)

molecular compound (covalent compound)

b)

ionic compound

40.

Salt is an example of what?

a)

ionic compound

b)

covalent compound

41.

Atoms involved in a covalent bond are not charged, while atoms involved in an ionic bond are charged (negative or positive)

a)

true

b)

false

42.
Ionic bonds form between metals and ____.
a)
metalloids
b)
metals
c)
nonmetals
43.
What two types of atoms make a covalent bond?
a)
2 Nonmetals
b)
1 Nonmetal and 1 Metal
c)
2 Metals
d)
2 Noble Gases
44.

If an atom has no charge, which of the following must be true?

a)

It has more neutrons than protons or electrons.

b)

There are only neutrons inside the atom.

c)

Its number of protons is equal to its number of electrons.

d)

The neutrons in the atom outnumber the electrons and protons.

45.

Why don't noble gases form bonds?

a)

Noble gases do form bonds

b)

They all have a full octet

c)

They only bond with each other

46.

What charge will a Neon ion have?

a)

+1

b)

-1

c)

-8

d)

Neon does not form ions.

47.

Why do all bonds form?

a)

so the number of protons equals the number of electrons

b)

so an atom can become unstable

c)

to fill the outermost energy level

48.

Valence electrons are found

a)

in the innermost energy level of an atom

b)

in the middle energy levels of an atom

c)

in the outermost energy levels of an atom

49.

An atom with 3 valence electrons "wants" a full shell, so it can either gain 5 or lose 3. Which is more likely to occur?

a)

Gain 5

b)

Lose 3

c)

Nothing

50.

Zinc fluoride

a)

ZnF2

b)

Zn2F

c)

ZnF

d)

Zn2F4

51.

How many Aluminum atoms are in Al2O3?

a)

3

b)

5

c)

2

d)

1

52.

When naming ionic compounds, the metal is always named first and the nonmetal is always named second.

a)

True

b)

False

53.

Write the correct formula for Sodium Chloride.

a)

SC

b)

SCl

c)

NaCl

d)

NaCl2

54.

Mg3N2

a)

Magnesium nitride

b)

Magnesium (II) nitride

c)

Trimagnesium dinitrogen

55.

How do covalent bonds form?

a)

By donating and receiving valence electrons between atoms.

b)

Scientists still aren't sure.

c)

Opposite slight charges attract each atom in the compound.

d)

Sharing valence electrons between atoms

56.

What two types of atoms make a covalent bond?

a)

2 Nonmetals

b)

1 Metal and 1 Nonmetal

c)

2 Metals

d)

2 Noble Gases

57.

How many valence electrons does hydrogen have?

a)

1

b)

2

c)

3

d)

4

58.

Covalent compounds can have

a)

Single Bonds

b)

Double Bonds

c)

Triple Bonds

d)

Quadruple Bonds

59.

When an atom loses an electron, it becomes a

a)

positive ion

b)

negative ion

c)

neutral ion

d)

neutral atom

60.

What is the proper name for CH4?

a)

Monocarbon hydride

b)

Carbon tetrahydride

c)

Monocarbon tetrahydride

61.

What is the proper name for S2O2?

a)

Sulfur oxide

b)

Sulfur dioxide

c)

Sulfur (II) oxide

d)

Disulfur dioxide

62.
How do the following two elements bond together?
K1+  S2- 
a)
KS
b)
K8S
c)
K6S3
d)
K2S
63.

What two types of atoms make a covalent bond?

a)

2 Nonmetals

b)

1 Nonmetal and 1 Metal

c)

2 Metals

d)

2 Noble Gases

64.

How many electrons are shared in a single covalent bond?

a)

2 pairs

b)

4

c)

2

d)

1

65.
This is a correct dot diagram for oxygen (O)
a)
true
b)
false
66.
How many valence electrons do most atoms need to be stable?
a)
1
b)
2
c)
6
d)
8
67.
In the correct Lewis Structure for methane (CH4), how many unpaired electrons can be found around Carbon?
a)
0
b)
2
c)
4
d)
8
68.
What is incorrect about the Lewis structure?
a)
too many valence e-
b)
too few valence e-
c)
paired e- with not all sides filled
d)
nothing
69.
In this molecule, each CARBON makes how many bonds?
a)
1
b)
2
c)
3
d)
4
70.
In this molecule, each NITROGEN makes how many bonds?
a)
1
b)
2
c)
3
d)
4
71.

The bond angle about a carbon atom involved in a triple bond is____________.

a)

105°

b)

109.5°

c)

120°

d)

180°

72.
How many O's are in Al₂(SO₄)₃
a)
4
b)
12
c)
7
d)
24
73.
According to VSEPR, molecules adjust their shapes to keep which of the following as far away as possible?
a)
Pairs of valence electrons
b)
Inner shell electrons
c)
Mobile Electrons
d)
Electrons closest to the nucleus
74.
What is the measure of a tetrahedral bond angle?
a)
90 Degrees
b)
109.5 Degrees
c)
120 Degrees
d)
180 Degrees
75.
Which of the following shapes has unshared pairs of electrons on the central atom? 
a)
Bipyramidal
b)
Bent
c)
Trigonal Planar
d)
Tetrahedral
76.
Which molecule would have this shape?
a)
BF3
b)
CH4
c)
PCl5
d)
CO2
77.
What molecule could this be? 
a)
BF3
b)
CH4
c)
H2O
d)
CO2
78.
Hint: Draw the Lewis dot structure for NH3.
a)
tetrahedral
b)
trigonal pyramid
c)
trigonal planar
d)
bent or angular
79.

Ionic bonds...

a)

Transfer electrons

b)

Share electrons

80.

NON-metal elements bond with metal elements to create...

a)

ionic bond

b)

covalent bond

81.

The properties listed are describing...

Exists as solid, liquids, and gases

Bad conductors

Low melting and boiling points

Flammable and brittle

a)

Ionic bonds

b)

Covalent bonds

82.

Valence electrons are found

a)

in the innermost energy level of an atom

b)

in the middle energy levels of an atom

c)

in the outermost energy levels of an atom

83.

An atom with 3 valence electrons "wants" a full shell, so it can either gain 5 or lose 3. Which is more likely to occur?

a)

Gain 5

b)

Lose 3

c)

Nothing

84.

How do covalent bonds form?

a)

By donating and receiving valence electrons between atoms.

b)

Scientists still aren't sure.

c)

Opposite slight charges attract each atom in the compound.

d)

Sharing valence electrons between atoms

85.

What two types of atoms make a covalent bond?

a)

2 Nonmetals

b)

1 Metal and 1 Nonmetal

c)

2 Metals

d)

2 Noble Gases

86.

Ionic Bonds

a)

metal with nonmetal

b)

nonmetal with nonmetal

87.
Covalent bonds are between...
a)
Metal and Non-metal
b)
Non-metal and Non-metal
c)
Metal and Metal
88.
How are ionic bonds formed?
a)
Transfer of electrons
b)
Sharing of electrons
89.
What is the charge on a Hydrogen ion?
a)
+1
b)
1
c)
2
90.

What kind of bond will form between Hydrogen and Oxygen?

a)

ionic

b)

covalent

c)

metallic

d)

no bond

91.
Atoms are most stable when their outer shell is complete.
a)
true
b)
false
92.

What type of chemical bond holds NaCl, an ionic crystal, together?

a)

Metallic Bond

b)

Ionic Bond

c)

Covalent Bond

93.

The elements of the periodic table are divided into

a)

Metals and non-metals

b)

Non-metals and metalloids

c)

Metalloids, metals, and non-metals

94.

A _________ bond is the force of attraction that holds together positive and negative ions.

a)

ionic

b)

covalent

c)

metallic

95.

Which of the following is the correct formula for magnesium oxide?

a)

Mg2O3

b)

Mg2O

c)

MgO2

d)

MgO

96.

An ionic bond takes place between a metal and a non-metal.

a)

True

b)

False

97.

In potassium fluoride, the cation is potassium.

a)

True

b)

False

98.

Which type of bond is formed by the union of non-metals with metals?

a)

Ionic

b)

Covalent

c)

Polar covalent bond

d)

None of these

99.

Which of the following is a covalent compound?

a)

H2O

b)

NaCl

c)

O2

d)

two of these

e)

All of these

100.

Non-metals do not form covalent bonds.

a)

True

b)

False

101.

Elements that form diatomic molecules include______.

a)

oxygen

b)

hydrogen

c)

sodium

d)

calcium

102.

A ______ bond is the force of attraction that holds together two atoms that share a pair of valence electrons.

a)

ionic

b)

covalent

103.

Nitrogen is a diatomic element with _____ valence electrons.

a)

3

b)

5

c)

8

d)

2

104.

In covalent bonds, the atoms that form bonds_______

a)

may be metals or nonmetals.

b)

transfer electrons.

c)

may both be the same element.

d)

all of the above.

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