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Physical Science Unit 4 Test Review

Total questions: 105

Worksheet time: 1hrs 11mins

Name
Class
Date
1.
How many elements are in C6H12O6?
a)
1
b)
2
c)
3
d)
4
2.
How many atoms of carbon (C) are in  C6H12O6?
a)
3
b)
6
c)
12
d)
24
3.
Which is the correct formula for:
one carbon (C)
two oxygen (O)
a)
CO2
b)
CO
c)
C2O
d)
2CO
4.
Metals tend to 
a)
gain electrons
b)
lose electrons
5.

Atoms that gain electrons become

a)

positively charged

b)

neutrally charged

c)

negatively charged

6.
When metals bond with non-metals they form what type of bonds
a)
covalent
b)
ionic
c)
cooperative
d)
lewis
7.
How do the following two elements bond together?
Na1+  F1-         
a)
NaF
b)
NaF3
c)
Na3F
d)
Na1F2
8.
How do the following two elements bond together?
K1+  S2- 
a)
KS
b)
K8S
c)
K6S3
d)
K2S
9.
Nonmetals tend to 
a)
gain electrons
b)
lose electrons
10.
When a nonmetal gains electrons, it becomes this type of ion.
a)
Anion
b)
Cation
11.
When a metal loses electrons, it becomes this type of ion.
a)
anion
b)
cation
12.
An ion with a positive charge is a/an 
a)
anion
b)
cation
13.
An ion with a negative charge is a/an
a)
anion
b)
cation
14.
When an ionic compound is formed, its charge is 
a)
negative
b)
neutral (no charge)
c)
positive
15.

Name the following compound: CaCl2

a)

calcium dichloride

b)

calcium chloride

c)

calcium (II) chloride

d)

carbon chloride

e)

None of these.

16.

Name the following compound: Na2S

a)

sodium sulfide

b)

disodium sulfide

c)

sodium sulfur

d)

sodium monosulfide

e)

None of these.

17.

What is the formula for: magnesium sulfide

a)

MgS

b)

Mg2S2

c)

MnS

d)

MgS2

e)

None of these.

18.

What is the formula for: aluminum phosphide

a)

AlP

b)

AlP3

c)

Al3P3

d)

Al3P2

e)

None of these.

19.
What is the correct formula for potassium oxide?
a)
KO
b)
KO2
c)
K2O
d)
KO3
20.
Name the following ionic compound: Cs2S
a)
cesium sulfide
b)
cesium sulfate
c)
cesium II sulfate
d)
cesium II sulfide
21.
What would be the proper chemical formula for combining Al3+ and Cl- :
a)
AlCl3
b)
Al3Cl
c)
AlCl
d)
Al3Cl3
22.
Name the following ionic compound: BeCl2
a)
beryllium chlorine
b)
beryllium II chloride
c)
beryllium chloride
d)
beryllium dichloride
23.

Hexaboron monosilicide

a)

B5S

b)

B6S

c)

B6Si

d)

Br6Si2

e)

Br6Si

24.

Iodine pentafluoride

a)

I1P6

b)

I1F5

c)

IF5

d)

IFl5

25.

Dinitrogen trioxide

a)

NO3

b)

N2O3

c)

N4O6

d)

2N3O

26.

P4S5

a)

phosphorus sulfide

b)

quadphosphorus hexasulfide

c)

tetraphosphorus pentasulfur

d)

tetraphosphorus pentasulfide

27.

SeF6

a)

silicon fluoride

b)

selenium fluoride

c)

selenium hexafluoride

d)

selenium heptafluoride

28.

CCl4

a)

Methane

b)

carbon tetrachloride

c)

carbon quadchloride

d)

monocarbon tetrachloride

29.
Elements combine to form __________.
a)
compounds
b)
atoms
c)
positive ions
d)
negative ions
30.
What part of an atom is involved in chemical bonding?
a)
protons
b)
neutrons
c)
electrons
d)
nucleus
31.
How many valence electrons does nitrogen have?
a)
3
b)

2

c)
5
d)
1
32.
Where are the non-metals located on the periodic table?
a)
All over
b)
On the left side of the "staircase"
c)
On the right side of the "staircase"
33.

Which is the correct name for the ionic compound, LiCl?

a)

monolithium monochloride

b)

lithium chloride

c)

lithium monochloride

d)

lithium (I) chloride

34.
A covalent bond is formed when two atoms ____ electrons
a)
share
b)
lose
c)
transfer
d)
gain
35.
How does a calcium atom form a bond with an oxygen atom?
a)
They form a bond by sharing two pairs of electrons, both of which come from the calcium atoms.
b)
They form a bond by sharing two pairs of electrons, both of which come from the calcium atoms.
c)
They form a bond by transferring two electrons from the calcium atom to the oxygen atom.
d)
They form a bond by transferring two electrons from the oxygen atom to the calcium atom.
36.
Which of the following statements about ionic compounds in solid state is true?
a)
A cation is only bonded to the anion(s) that it donates its electron(s) to.
b)
They can conduct electricity due to the presence of free-moving ions.
c)
Its structure is a giant lattice in which ions are held by electrostatic attraction.
d)
They have a simple molecular structure as a result of the transfer of electron(s) between the metal and non-metal.
37.

Which of the following is TRUE about ionic compounds?

a)

They have low melting and boiling points.

b)

They can conduct electricity in the solid state.

c)

They are stronger than covalent bonds.

d)

They are usually formed from 2 metals.

38.

Which of the following is NOT TRUE about covalent compounds?

a)

They have low melting and boiling points.

b)

They are formed from 2 nonmetals.

c)

They can conduct electricity when dissolved in water (aqueous).

39.

What property is describing an ionic compound?

a)

shares electrons

b)

high melting point

c)

weak bonds

d)

made up of nonmetals.

40.

Select all the true statements about the compound shown above.

a)

It is covalent

b)

It will conduct electricity when dissolved in water

c)

It is ionic

d)

It will dissolve in water

e)

It has a low melting point

41.
When Aluminum forms an ionic compound then it will ________________ electron(s).
a)
gain 1
b)
gain 2 
c)
gain 3
d)
lose 3 
42.
What is the charge for the halogens when they become ions?
a)
1+
b)
2+
c)
1-
d)
2-
43.
What type of bond is this? Lithium with Fluorine?
a)
ionic
b)
covalent
44.

Which two elements would NOT form an ionic bond?

a)

calcium and lithium

b)

calcium and oxygen

c)

lithium and oxygen

d)

calcium and carbon

45.

A sodium ion has a charge of

a)

-1

b)

-2

c)

+1

d)

+2

46.

True or False: Sodium and Chloride ions have equal but opposite charges

a)

True

b)

False

47.

True or False: An ionic bond forms when atoms of a non-metal give up electrons to atoms of a metal

a)

True

b)

False

48.

An example of a covalent compound is

a)

sodium floride

b)

calcium chloride

c)

carbon dioxide

d)

all of the above

49.

In all covalent bonds, valence electrons are

a)

lost

b)

gained

c)

shared equally

d)

shared

50.

What is the chemical formula for the compound containing one nitrogen atom and two oxygen atoms?

a)

O2N

b)

N2O

c)

NO

d)

NO2

51.

Chemical bonds always involve

a)

ions

b)

protons

c)

metals

d)

electrons

52.

True or False: An oxygen atom has eight valence electrons

a)

True

b)

False

53.

The chemical formula for carbon dioxide is

a)

CO

b)

C2O

c)

CO2

d)

C2O2

54.

Chemical bonds form when atoms

a)

gain protons

b)

combine nuclei

c)

give up neutrons

d)

share or transfer electrons

55.
An ionic compound of calcium and chlorine would be named
a)
calcium chlorine.
b)
calcium chlorite.
c)
calcium chloride.
d)
chlorine calcium.
56.

Nonmetals tend to

a)

gain electrons

b)

lose electrons

57.

Metals tend to

a)

gain electrons

b)

lose electrons

58.
If I gain electrons I become
a)
Positive because I've added to my atom
b)
negative because I've added electrons
c)
same because i'm balanced
d)
equal because now I have electrons
59.

What is the name of the following compound: CS2?

a)

Carbon Sulfide

b)

Monocarbon Sulfide

c)

Monocarbon disulfide

d)

Carbon disulfide

60.

What is the name of the following compound: CO2?

a)

Carbon Dioxide

b)

Monocarbon dioxide

c)

Dicarbon monoxide

d)

Carbon oxide

61.

What is the name of the following compound: NaCl?

a)

Monosodium monochloride

b)

Sodium chlorine

c)

Sodium chloride

d)

Sodium monochloride

62.

What is the chemical formula of the following compound: potassium chloride

a)

PCl

b)

KCl

c)

KCl2

d)

K2Cl

63.

A covalent bond is made of the 2 following kinds of elements:

a)

Metal and metal

b)

Nonmetal and nonmetal

c)

Metalloid and Metalloid

d)

Metal and nonmetal

64.

Ionic compounds are made of the two following kinds of elements:

a)

Metal and metal

b)

Nonmetal and nonmetal

c)

Metalloid and metalloid

d)

Nonmetal and metal

65.

What is the name of the following compound: Ag3PO4?

a)

Silver potassium

b)

Silver phophate

c)

Gold potassium

d)

Gold phosphate

66.

What is the formula for the compound carbon tetrachloride?

a)

CF

b)

CF3

c)

C2F4

d)

CF4

67.

What is the name of the following formula: Li2O?

a)

Lithium oxide

b)

Dilithium monoxide

c)

Lithium monoxide

d)

Lithium oxygen

68.

What is the name of the following chemical compound: SF6?

a)

Sulfur fluoride

b)

Monosulfur hexafluoride

c)

Sulfur hexafluoride

d)

Sulfur fluorine

69.
When a nonmetal gains electrons, it becomes this type of ion.
a)
Anion
b)
Cation
70.
When a metal loses electrons, it becomes this type of ion.
a)
anion
b)
cation
71.
Which of the following is NOT an ionic compound:
a)
CaO
b)
NaOH
c)
BaCl2
d)
Br2
72.
How do the following two elements bond together?
Al3+  O2-         
a)
AlO
b)
Al2O3
c)
Al3O6
d)
Al3O2
73.
How do the following two elements bond together?
Na1+  F1-         
a)
NaF
b)
NaF3
c)
Na3F
d)
Na1F2
74.
How do the following two elements bond together?
K1+  S2- 
a)
KS
b)
K8S
c)
K6S3
d)
K2S
75.

Which of these is NOT a property of most metals?

a)

Good conductor of electricity

b)

Malleable

c)

Low melting point

d)

Ductile

76.

Most SIMPLE covalent molecules are (a)   at room temperature

77.

When would you find ionic bonding?

a)

Between metal and non-metal

b)

In metals

c)

Between two or more non-metals

78.

When would you find covalent bonding?

a)

Between metal and non-metal

b)

In metals

c)

Between two or more non-metals

79.

What type of bonds hold together the carbon atoms in diamond?

a)

covalent

b)

ionic

c)

metallic

80.

Ionic substances can conduct electricity only when (a)   or dissolved in water

81.

Which bonds hold together the atoms in a molecule of carbon dioxide?

a)

ionic

b)

covalent

c)

metallic

82.
All solids at room temperature
a)
ionic compounds
b)
covalent compounds
83.
Some are solids, some are liquids, and some are gases at room temperature.
a)
ionic compounds
b)
covalent compounds
84.
Molten compound conducts electricity.
a)
ionic compound
b)
covalent compound
85.
Molten compound does NOT conduct electricity.
a)
ionic compound
b)
covalent compound
86.
Have a high m.p. (1000°C-3000°C)
a)
ionic compounds
b)
covalent compounds
87.
Have a low m.p. (< 200°C)
a)
ionic compounds
b)
covalent compounds
88.
When dissolved in water, the solution is a good conductor of electricity.
a)
ionic compounds
b)
covalent compounds
89.
usually hard but brittle
a)
ionic compounds
b)
covalent compounds
90.
usually soft
a)
ionic compounds
b)
covalent compounds
91.
forms ions in solution
a)
ionic compounds
b)
covalent compounds
92.

Compounds composed of a ______________ and _____________ like the compound CaCl2 , are ionic compounds.

a)

metal ... metal

b)

nonmetal ... nonmetal

c)

metal ... nonmetal

93.
Ionic Bonding involves...
a)
The transfer of protons
b)
The transfer of nuetrons 
c)
The transfer of electrons
d)
None Of the above
94.

Which of the following describes covalent bonds?

a)

Bonds form because of opposite charges

b)

electrons are shared to fill outer electron shells

c)

Electrons are transferred between atoms

d)

Covalent bonds are magical

95.

Is the following compound ionic or covalent?

A material that LOSES and GAINS electrons

a)

Ionic

b)

Covalent

96.

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

97.

Which of the following is TRUE about ionic compounds?

a)

They have low melting and boiling points.

b)

They can conduct electricity in the solid state.

c)

They are stronger than covalent bonds.

d)

They are usually formed from 2 metals.

98.

The following properties are all characteristics of ionic compounds EXCEPT

a)

high melting and boiling points

b)

soft

c)

crystal lattice structure

d)

conduct electricity when dissolved in water

99.
What type of bond forms between two or more atoms that are charged (+/-)?
a)
Covalent bond
b)
Incomplete bond
c)
Ionic bond
d)
Metallic bond
100.

To form the nitride ion, the nitrogen atom needs to _____ electrons and will have a ______ charge.

a)

gain 3; 3−\text{gain }3;\ 3-  

b)

gain 3; −3\text{gain }3;\ -3  

c)

lose 5; 5−\text{lose }5;\ 5-  

d)

lose 5; 5+\text{lose }5;\ 5+  

101.

What type of bonding does this picture show?

a)

Ionic

b)

Covalent

102.

What type of bonding does this picture show?

a)

Ionic

b)

Covalent

103.
Which of these is covalent?
a)
NaCl
b)
Pb(NO3)2
c)
CO2
d)
AlCl3
104.

When electrons are lost by one atom and gained by another, so that they both get full outer shells.

a)

Covalent bond

b)

Ionic bond

c)

Pairing

d)

Compound

105.

When atoms share electrons so that they both get a full outer shell.

a)

Covalent bond

b)

Ionic bond

c)

Compound

d)

Pairing

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