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Unit 4 Review

Total questions: 87

Worksheet time: 2hrs 37mins

Name
Class
Date
1.
Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?
a)
A
b)
B
c)
C
d)
D
2.
What is the correct structure for BF3?
a)
Option A.
b)
Option B. 
c)
Option C.
d)
Option D.
3.

Which is the correct molecular structure for carbon dioxide?

a)
b)
c)
d)
4.
Which of the following is an acceptable Lewis structure for CH3Cl?
a)
Option A
b)
Option B
c)
Option C
d)
Option D
5.
Which of the following is the correct Lewis structure for water?
a)
A
b)
B
c)
C
6.
Which of the following is the correct Lewis structure for the compound PBr3?
a)
structure A
b)
structure B
c)
structure C
d)
structure D
7.

By replacing the element symbol, this could be a diagram of which element?

a)

Li

b)

Al

c)

C

d)

Be

8.

NH3 has how many lone pairs?

a)

0

b)

1

c)

2

d)

3

9.
a)

A

b)

B

c)

C

d)

D

10.

The following species are exception to octet rule EXCEPT

a)

I3 −I_3^{\ -}  

b)

NH4 +NH_4^{\ +}  

c)

XeF4XeF_4  

d)

SF4SF_4  

11.

What is the central atom in nitrate ion (NO3- )

a)

3

b)

O

c)

N

d)

none

12.
This could be the dot diagram of 
a)
Ne
b)
Si
c)
Al
d)
Be
13.

Identify the type of bonding for LiF.

a)

Ionic bond

b)

Covalent Bond

c)

Dative Bond

d)

Coordinate Bond

14.

Identify the type of bonding for fluorine gas.

a)

Ionic bond

b)

Covalent Bond

c)

Dative Bond

d)

Coordinate Bond

15.

Identify the type of bonding for hydronium ions.

a)

Ionic bond

b)

Covalent Bond

c)

Dative Bond

d)

Coordinate Bond

16.

The type of stability of electronic configuration for this ion is ________.

a)

Noble Gas Configuration

b)

Pseudo Noble Gas Configuration

c)

Half-Filled Orbital Configuration

d)

Duplet/Octet Configuration

17.

The type of stability of electronic configuration for this ion is ________.

a)

Noble Gas Configuration

b)

Pseudo Noble Gas Configuration

c)

Half-Filled Orbital Configuration

d)

Duplet/Octet Configuration

18.

The type of stability of electronic configuration for this ion is ________.

a)

Noble Gas Configuration

b)

Pseudo Noble Gas Configuration

c)

Half-Filled Orbital Configuration

d)

Duplet/Octet Configuration

19.

The type of stability of electronic configuration for this ion is ________.

a)

Noble Gas Configuration

b)

Pseudo Noble Gas Configuration

c)

Half-Filled Orbital Configuration

d)

Duplet/Octet Configuration

20.

Which of the following is not the property of ionic compound?

a)

Solid at room

temperature

b)

Insoluble in water

c)

Molten ionic

compounds

conduct

electricity

 

d)

High melting &

boiling point

21.

Single Bond is shorter than Triple bond

a)

TRUE

b)

FALSE

22.

Triple Bond is stronger than Double Bond.

a)

TRUE

b)

FALSE

23.

Name the following ionic compound: BeCl2

a)

beryllium chlorine

b)

beryllium II chloride

c)

beryllium chloride

d)

beryllium dichloride

24.

Name the following ionic compound: Cs2S

a)

cesium sulfide

b)

cesium sulfate

c)

cesium II sulfate

d)

cesium II sulfide

25.

Which of these combinations is an ionic compound made of?

a)

Metal and Metal

b)

Nonmetal and Nonmetal

c)

Metal and Nonmetal

d)

Cation and Cation

26.

When naming a compound, which of these is written first?

a)

Metal

b)

Nonmetal

c)

Anion

d)

Cation

27.

When naming a compound, what must the last part be?

a)

the element with "ide" at the end

b)

the element with the ending "ite"

c)

the name of the element

d)

the element with "ide" at the end, unless its a polyatomic ion

28.

What is the name of the compound Na2(SO4)?

a)

Sodium sulfate

b)

Sodium sulfide

c)

Sodium sulfite

d)

Sodium sulfuroxide

29.

The name of the compound Ca3(PO4)2

a)

calcium phosphate

b)

tricalcium diphosphate

c)

calcium phosphorus oxide

d)

calcium phosphide

30.

LiBr is called

a)

lithium bromine

b)

lithium (I) bromine

c)

lithium bromide

d)

lithuim (I) bromide

31.
Which of the following is the correct name for the chemical formula Ca(NO2)2?
a)
cadmium nitride
b)
calcium nitrate
c)
calcium nitrite
d)
cadmium nitrite
32.
Metals tend to 
a)
gain electrons
b)
lose electrons
33.
Nonmetals tend to 
a)
gain electrons
b)
lose electrons
34.
When metals bond with non-metals they form what type of bonds
a)
covalent
b)
ionic
c)
cooperative
d)
lewis
35.

A chemical bond where electrons are taken/stolen

a)

Ionic Bond

b)

James Bond

c)

Covalent Bond

d)

Polar Bond

36.

When two or more different elements are chemically combined.

a)

Mixture

b)

Element

c)

Solution

d)

Compound

37.
When naming ionic compounds you always write the name of the positive element  _______ .
a)
first
b)
second
c)
with "ide"
d)
with a prefix
38.

Name the following compound: Zn3N2

a)

zinc nitride

b)

trizinc dinitride

c)

zinc (III) nitride

d)

zinc (II) nitide

e)

zinc nitrogen

39.
The name of Al₂(SO₄)₃ is
a)
aluminum sulfur oxide
b)
aluminum sulfate
c)
aluminum trisulfate
d)
aluminum (III) sulfate
40.

Name the following ionic compound: Li(NO3)

a)

lithium nitrate

b)

lithium III nitrate

c)

lithium nitride

d)

lithium oxide

41.

What is the name of the following compound: NaCl

a)

sodium chloride

b)

sodium (I) chloride

c)

sodium chlorine

d)

sodium (I) chlorine

42.

What type of bond will Li and Br form?

a)

Ionic

b)

Polar covalent

c)

Nonpolar covalent

43.

What type of bond will N and Br form?

a)

Ionic

b)

Polar covalent

c)

Nonpolar covalent

44.

What type of bond will N and O form?

a)

Ionic

b)

Polar covalent

c)

Nonpolar covalent

45.

What type of bond will C and I form?

a)

Ionic

b)

Polar covalent

c)

Nonpolar covalent

46.

What type of bond will Ca and S form?

a)

Ionic

b)

Polar covalent

c)

Nonpolar covalent

47.

What type of bond will Se and O form?

a)

Ionic

b)

Polar covalent

c)

Nonpolar covalent

48.

Electrons will be shared equally in a(n)

a)

Ionic bond

b)

Nonpolar covalent bond

c)

Polar covalent bond

49.

Electrons will be transferred in a(n)

a)

Ionic bond

b)

Nonpolar covalent bond

c)

Polar covalent bond

50.

In a polar covalent bond, electrons are

a)

transferred from the metal to the nonmetal

b)

Shared equally

c)

Shared unequally and spend more time around the more electronegative element.

51.

In a nonpolar covalent bond, electrons are

a)

transferred from the metal to the nonmetal

b)

Shared equally

c)

Shared unequally and spend more time around the more electronegative element.

52.

In an ionic bond, electrons are

a)

transferred from the metal to the nonmetal

b)

Shared equally

c)

Shared unequally and spend more time around the more electronegative element.

53.

Electrons will be shared unequally in a(n)

a)

Ionic bond

b)

Nonpolar covalent bond

c)

Polar covalent bond

54.

Two fluorine atoms share electrons to form a bond. What type of bond is this?

a)

Ionic

b)

Polar Covalent Bond

c)

Non-Polar Covalent

55.

An atom with a high electronegativity shares electrons with an atom with high electronegativity. What type of bond is this?

a)

Ionic

b)

Polar Covalent Bond

c)

Non-Polar Covalent

56.

An atom with a high electronegativity shares electrons with an atom with low electronegativity. What type of bond is this?

a)

Ionic

b)

Polar Covalent Bond

c)

Non-Polar Covalent

57.

What is electronegativity?

4 lines
58.

List an example of a non-polar covalent compound.

(a)  

59.

Which of the following is a polar covalent compound?

a)

Cl-Cl

b)

F-F

c)

C-H

d)

N-O

60.

Which of the following is a polar covalent compound?

a)

H-H

b)

S-H

c)

F-H

d)

C-H

61.

Which of the following is a polar covalent compound?

a)

H-H

b)

S-H

c)

F-H

d)

C-H

62.

Which of the following are covalent bonds?

a)

NaCl

b)

N2O5

c)

CO2

d)

AuCl3

63.

The Lewis dot structure is comprised of

a)

dots that represent all electrons

b)

dots that represent valence electrons

c)

The element symbol

d)

the number of electron shells

64.

Area where electrons reside.

a)

Electron dot

b)

Structural formula

c)

space filling

d)

electron cloud

65.

Is the following sentence true or false?


In a covalent bond, the atoms are held together by the attractions between the shared electrons and the protons in each nucleus.

a)

True

b)

False

66.

Some elements achieve stable electron configurations through the transfer of ______ between atoms.

a)

Protons

b)

Neutrons

c)

Electrons

67.

By losing one valence electron, a sodium atom achieves the same electron arrangement as an atom of _______ .

a)

Lithium

b)

Carbon

c)

Chlorine

d)

Neon

68.

The result of a sodium atom transferring an electron to a chlorine atom.

a)

Each atom ends up with a more stable electron arrangement.

b)

The sodium atom becomes more stable, but the chlorine atom

becomes less stable.

c)

The chlorine atom becomes more stable, but the sodium atom

becomes less stable.

d)

Each atom ends up with a less stable electron arrangement.

69.

Is the following sentence true or false?


An ion is an atom that has a net positive or negative electric charge.

a)

True

b)

False

70.

An ion with a negative charge is called a(n)

a)

Anion

b)

Cation

71.

An ionic bond forms when ______ are transferred from one atom to another.

a)

protons

b)

electrons

c)

neutrons

72.

Every ionic bond results in the formation of a _____.

a)

covalent compound

b)

ionic compound

c)

ground state

d)

Crystal Lattice

73.
A charged atom is also called a(n) ______.
a)
ion
b)
isotope
c)
compound
d)
polyatomic compound
74.
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
75.

Magnesium and Sulfur would probably be able to form an ionic bond.

a)

True

b)

False

76.

Atoms from Family 1 & 2 (Alkalini & Alkaline metals)

+

Atoms from Groups 6 & 7 (Halogens)


Tend to form which type of bond?

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

77.

Chemical bonds where electrons are permanently transferred from one atom to another is a(n)

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

78.

Chemical bonds where electrons are shared between atoms is a(n)

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

79.

Chemical bonds where there is an electrostatic force of attraction between cations and electrons.

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

80.

Which chemical bond is the weakest?

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

81.

Is the following sentence true or false?


The attractions among ions within a crystal lattice are weak.

a)

True

b)

False

82.

The diagram represents a substance with ionic bonding.

a)

True

b)

False

83.

How do covalent bonds form?

a)

Metal + Nonmetal

b)

Metal + Metal

c)

Nonmetal + Nonmetal

84.

A Nitrogen molecule (N2) has one triple bond. How many electrons do the nitrogen atoms share?

a)

1

b)

3

c)

4

d)

6

85.
In an electron dot diagram, two pairs of shared electrons represents a ...
a)
single bond
b)
double bond
c)
triple bond
d)
quadruple bond
86.

What type of bonding is this?

a)

Ionic

b)

Covalent

c)

Metallic

87.
What region of the periodic table contains atoms that form covalent bonds?
a)
the left side
b)
the middle
c)
the right side
d)
top left

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