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Naming and Writing Formulas for Molecular+ Ionic Compounds, A+B

Total questions: 116

Worksheet time: 6hrs 48mins

Name
Class
Date
1.
Ionic compounds generally form when ____________ and ________________ react with each other.
a)
nonmetals and nonmetals
b)
metals and metals
c)
metals and nonmetals
d)
polyatomic elements & nonmetals
2.
Metals tend to _____ electrons to form _______; nonmetals tend to _____ electrons to form ________.
a)
lose, cations ;   lose, anions
b)
gain, cations ;    lose, anions
c)
gain, anions ;    gain, cations
d)
lose, cations ;     gain, anions
3.
The purpose of bonding for most elements is to achieve greater stability and to have a complete ______ of electrons in the outermost energy level.
a)
pair
b)
nucleus
c)
octet
d)
molecule
4.
How many valence electrons are in an atom of phosphorus (P)?
a)
5
b)
4
c)
3
d)
2
5.
How many valence electrons are in an atom of potassium (K)?
a)
4
b)
3
c)
2
d)
1
6.
How many valence electrons are in an atom of tungsten (W), atomic number 74?
a)
4
b)
3
c)
2
d)
1
7.

What is the name of PBr3

a)

phosphorus tribromide

b)

phosphorus bromide

c)

phosphorus (III) bromide

d)

phosphorus bromine

8.

What is the name of FeO?

a)

iron(III) oxide

b)

iron(II) oxide

c)

iron(III) oxygen

d)

iron oxide

9.

What is the name for P2O5?

a)

phosphorus pentoxide

b)

diphosphorus pentoxide

c)

biphosphorus oxide

d)

phosphorus oxide

10.

What is the name for SO2?

a)

sulfur dioxide

b)

sulfur (II) oxide

c)

sulfur oxygen

d)

sulfur oxide

11.

What is the correct name of MgCl2?

a)

magnesium chlorine

b)

magnesium dichloride

c)

magnesium chloride

d)

magnesium (II) chloride

12.

What is the correct formula for tin(II) nitrate?

a)

SnNO3

b)

Sn2NO3

c)

TiNO3

d)

Sn(NO3)2

13.

What is the correct formula for nickel(II) carbonate?

a)

NiCO3

b)

Ni(CO3)2

c)

NiHCO3

d)

Ni(NO3)2

14.

What is the name of Cu(NO3)3?

a)

copper(III) nitrate

b)

copper trinitrate

c)

copper nitride

d)

copper(III) nitrite

15.

What is the name of NaHCO3?

a)

sodium carbonate

b)

sodium bicarbonate

c)

sodium hydride

d)

sodium hydroxide

16.

What is the name of KOH

a)

potassium oxygen hydrogen

b)

potassium monoxygen monohydride

c)

potassium hydroxide

d)

potassium hydride

17.

What is the charge on the nitrogen in: NaN3

a)

1+

b)

1-

c)

3+

d)

3-

e)

None of these.

18.

What is the charge on the iron in: iron (II) oxide

a)

2+

b)

2-

c)

1+

d)

1-

e)

None of these.

19.

What is the charge on the oxygen in: chromium (III) oxide

a)

2+

b)

2-

c)

3+

d)

3-

e)

None of these.

20.

Name the following compound: CaCl2

a)

calcium dichloride

b)

calcium chloride

c)

calcium (II) chloride

d)

carbon chloride

e)

None of these.

21.

Name the following compound: AgCl

a)

silver chloride

b)

silicon chloride

c)

silver monochloeride

d)

silver chlorine

e)

None of these.

22.

Name the following compound: AlCl3

a)

aluminum chlorine

b)

aluminum trichloride

c)

aluminum chloride

d)

aluminum (III) chloride

e)

None of these.

23.

Name the following compound: Na2S

a)

sodium sulfide

b)

disodium sulfide

c)

sodium sulfur

d)

sodium monosulfide

e)

None of these.

24.

Name the following compound: CuCl2

a)

copper chlorine

b)

copper (I) chloride

c)

copper (II) chloride

d)

copper dichloride

e)

None of these.

25.

Name the following compound: Zn3N2

a)

zinc nitride

b)

trizinc dinitride

c)

zinc (III) nitride

d)

zinc (II) nitide

e)

zinc nitrogen

26.

What is the formula for: magnesium sulfide

a)

MgS

b)

Mg2S2

c)

MnS

d)

MgS2

e)

None of these.

27.

What is the formula for: silver oxide

a)

AgO2

b)

AgO

c)

Ag2O

d)

SiO2

e)

None of these.

28.

What is the formula for: aluminum phosphide

a)

AlP

b)

AlP3

c)

Al3P3

d)

Al3P2

e)

None of these.

29.

What is the formula for: potassium fluoride

a)

KF

b)

KFl

c)

K2F2

d)

K2F

e)

None of these.

30.

What is the formula for: gallium fluoride

a)

GaF3

b)

GaF

c)

F3Ga

d)

Ga3F

e)

None of these.

31.

What is the formula for: tin (II) bromide

a)

SnBr2

b)

SnBr

c)

Sn2Br

d)

TiBr2

e)

None of these.

32.

Which of the following is the metallic ion in iron (III) oxide?

a)

Fe3

b)

Fe2

c)

O-2

d)

O-1

33.

A chemical formula includes the symbols of the elements in the compounds and subscripts that indicate:

a)

atomic mass of each element.

b)

number of atoms or ions of each element that are combined in the compounds.

c)

formula mass.

d)

charges on the elements or ions.

34.

The formula for carbon dioxide, CO2, can represent:

a)

one molecule of carbon dioxide.

b)

the combination of one atom of carbon and two atoms of oxygen.

c)

A and B are correct

d)

A and B are incorrect

35.

How many valence electrons does phosphorus have?

a)

3

b)

4

c)

5

d)

6

36.

What is the formula for tin (IV) oxide?

a)

Tn4O2

b)

SnO

c)

TnO2

d)

SnO2

37.

Name the following compound: Li3P

a)

lithium (I) phosphide

b)

lithium phosphide

c)

lithium phosphorus

d)

lithium (II) phosphide

38.

Name the following compound: Fe2O3

a)

iron (II) oxygen

b)

iron (II) oxide

c)

iron (III) oxygen

d)

iron (III) oxide

39.

Which of the following is a possible compound from magnesium (+2) and fluorine (-1)?

a)

MgF

b)

Mg2F

c)

MgF2

d)

Mg3F2

40.

Which of the following are transition metals?

a)

Fe

b)

Mg

c)

Au

d)

Cu

e)

Li

41.

Name the following compound: AuO

a)

gold (III) oxide

b)

gold (I) oxide

c)

gold (II) oxide

d)

gold oxide

42.

What is the name of the compound Ni3N2?

a)

nickel (I) nitride

b)

nickel (II) nitride

c)

nickel nitride

d)

nickel (III) nitride

43.

Name the compound CaF2.

a)

calcium (I) fluoride

b)

calcium fluorine

c)

calcium (II) fluoride

d)

calcium fluoride

44.

Which of the following is the chemical formula for silver (I) phosphide?

a)

AgP3

b)

Ag2P3

c)

AgP

d)

Ag3P

45.

What is the formula for potassium sulfide?

a)

KS

b)

K2S

c)

KS2

d)

K3S

46.

What is the formula for iron (II) phosphide?

a)

Fe2P

b)

FeP

c)

Fe2P3

d)

Fe3P2

47.

What compound is formed between barium (+2) and nitrogen (-3)?

a)

Ba3N2

b)

Ba2N3

c)

BaN

d)

Ba2N

48.

Name the following compound: MgS

a)

magnesium (I) sulfide

b)

magnesium (II) sulfide

c)

magnesium sulfide

d)

magnesium sulfur

49.

Which of the following is an ionic compound:

a)

CH4

b)

I2

c)

LiBr2

d)

CO

50.
Name the following ionic compound: BeCl2
a)
beryllium chlorine
b)
beryllium II chloride
c)
beryllium chloride
d)
beryllium dichloride
51.

Name the following ionic compound: MgSO4

a)

magnesium (II) sulfide

b)

magnesium sulfide

c)

magnesium sulfate

d)

magnesium (II) sulfate

52.

Name the following ionic compound: LiNO3

a)

lithium nitrate

b)

lithium III nitrate

c)

lithium nitride

d)

lithium nitrogen oxide

53.

Name the following: NaOH

a)

Sodium monohydroxide

b)

Sodium hydroxide

c)

Sodium (I) hydroxide

d)

Sodium oxide

54.
Potassium hydroxide
a)
KOH
b)
K2OH
c)
k(OH)2
55.
NaOH
a)
sodium oxide
b)
sodium hydrogen
c)
sodium hydroxide
56.
Mg(OH)2
a)
magnesium hydroxide acid
b)
hydromagnesium acid
c)
magnesium oxygen hydride
d)
magnesium hydroxide
57.
Barium hydroxide
a)
BaOH
b)
Ba2OH
c)
Ba(OH)2
58.
Is the following compound an acid or a base? 
Ca(OH)2
a)
Acid
b)
Base
59.
Is the following compound an acid or a base? 
HF
a)
Acid
b)
Base
60.

KOH is ...

a)

an acid

b)

a base

c)

a salt

d)

an ionic compound

61.
hydrochloric acid
a)
HCl
b)
HClO
c)
H3ClO3
d)
HClO3
62.
phosphorous acid
a)
H3PO4
b)
H2PO4
c)
H3P
d)
H3PO3
63.
sulfuric acid
a)
HSO3
b)
H2SO3
c)
H2SO4
d)
H3SO4
64.
Hydroiodic acid
a)
H2I2
b)
H1I1
c)
HI
65.
H3PO4
a)
hydrophsophorus acid
b)
phosphoric acid
c)
hydrogen phosphorous
d)
phosphori hydroxide
66.
CH3COOH
a)
Acetic acid
b)
Ethanoic acid
c)
Acenous acid
d)
Hydroacetic acid
67.
Nitrous Acid
a)
HNO2
b)
H2NO2
c)
HNO3
68.
Select the name for the following acid: H2S
a)
Hydrosulfuric acid
b)
Sulfuric acid
c)
Sulfurous
69.
Is the following compound an acid or a base? 
Ca(OH)2
a)
Acid
b)
Base
70.
nitrous acid
a)
H2NO3
b)
HNO3
c)
HNO2
d)
H2NO2
71.

The cation in an acid is always

a)

a metal

b)

hydrogen

c)

hydroxide

d)

negatively charged

72.
 lead (II) phosphate
a)
PbPO4
b)
Pb2PO4
c)
Pb3(PO4)2
d)
Pb2(PO4)3
73.
Is the following compound an acid or a base? 
HF
a)
Acid
b)
Base
74.

What is the correct name of the compound CaCl2?

a)

Calcium dichloride

b)

Calcium dichlorine

c)

Calcium chlorine

d)

Calcium chloride

75.

What is the correct formula for the compound Phosphorus tribromide?

a)

P3Br

b)

PBr

c)

PBr3

d)

Br3P

76.

What is the correct formula for aluminum sulfide?

a)

Al3S2

b)

Al2S

c)

AlS2

d)

Al2S3

77.

What is the correct name of the compound NO2?

a)

Nitrogen oxide

b)

Mononitrogen dioxide

c)

Nitrogen dioxide

d)

Dinitrogen monoxide

78.

What is the name of the compound P3O5?

a)

Triphosphorus pentaoxide

b)

Phosphorus pentaoxide

c)

Triphosphorus oxide

d)

Phosphorus oxide

79.

How many atoms of oxygen are in a molecule of Ca3(PO4)2

a)

1

b)

2

c)

4

d)

8

80.

What is the correct chemical formula for magnesium iodide?

a)

MgI2

b)

Mg2I

c)

MgI

d)

Mg2I2

81.

What is the correct formula of the potassium oxide?

a)

KO

b)

K2O

c)

KO2

d)

K2O2

82.

_______ is an ion that contains more than one atom.

a)

monatomic ion

b)

complex ion

c)

polyatomic ion

d)

diatomic ion

83.
Ionic compounds are written with
a)
cation (+ ion) first then anion (- ion)
b)
anion (- ion) first then cation (+ ion)
c)
either way is fine
d)
polyatomic ions first
84.
The name of FeCl₂ is
a)
iron chloride
b)
iron (II) chloride
c)
iron (I) chloride
d)
iron dichloride
85.
The correct name of Mg₃N₂ is
a)
manganese nitride
b)
magnesium nitride
c)
magnesium (III) nitride
d)
trimagnesium dinitride
86.
What is the correct formula for dinitrogen tetroxide?
a)
N₃O₃
b)
(N₂)₂(O₄)₃
c)
N₂O₄
d)
N₄O₂
87.
What is the correct formula for phosphorous trichloride?
a)
P₃Cl
b)
PCl₃
c)
KCl₃
d)
K₃Cl
88.

What is the formula for diphosphorus pentoxide?

a)

P2O5

b)

PO5

c)

P5O2

d)

Po2O5

89.

What is the name for SiCl4?

a)

silicon tetrachloride

b)

silicon quadchloride

c)

monosilicon tetrachloride

d)

silicon chloride

90.

What is the name of P₄S₁₀?

a)

phosphorous sulfide

b)

phosphorus sulfite

c)

tetraphosphorus decasulfide

d)

tetraphosphide decasulfide

91.

What is the formula for copper(I) sulfate?

a)

CuSO3

b)

CuSO4

c)

Cu2SO3

d)

Cu2SO4

92.

What is the name of the compound LiOH?

a)

lithium hydrogen oxide

b)

lithium hydroxide

c)

lithium hydride

d)

lithium oxide hydride

93.

What is the chemical formula for an ionic compound of potassium and oxygen?

a)

KO

b)

K2O

c)

K2O2

d)

KO2

94.

What is the name for the compound CaCO3?

a)

Calcium carbon oxide

b)

Calcium (II) carbonate

c)

Calcium carbonate

d)

Carbon carbonate

95.
What would be the proper chemical formula for combining Al3+ and Cl- :
a)
AlCl3
b)
Al3Cl
c)
AlCl
d)
Al3Cl3
96.
Formed when positively charged metal ions attract negatively charged non-metal ions.
a)
ionic compounds
b)
molecular compounds
97.
Non-metals gain electrons to form
a)
positive ions
b)
negative ions
98.
Which of the following forms an ionic compound?
a)
a metal and another metal
b)
a non-metal and another non-metal
c)
a metal and a non-metal
d)
a covalent bond
99.
NaCl is a(n) 
a)
ionic compound
b)
molecular compound
100.
CH4 is a(n)
a)
ionic compound
b)
molecular compound
101.

What is the name of FeO?

a)

iron(III) oxide

b)

iron(II) oxide

c)

iron(III) oxygen

d)

iron oxide

102.

What is the correct formula for nickel(II) carbonate?

a)

NiCO3

b)

Ni(CO3)2

c)

NiHCO3

d)

Ni(NO3)2

103.

What is the correct formula for tin(II) nitrate?

a)

SnNO3

b)

Sn2NO3

c)

TiNO3

d)

Sn(NO3)2

104.
A covalent compound made of one sulfur and two oxygen atoms would be named
a)
sulfur dioxide.
b)
sulfur oxide.
c)
disulfur oxide.
d)
sulfide oxygen.
105.
An ionic compound of calcium and chlorine would be named
a)
calcium chlorine.
b)
calcium chlorite.
c)
calcium chloride.
d)
chlorine calcium.
106.
Name this compound: 
KF
a)
Potassium fluoride
b)
Potassium fluorite
c)
Fluorine potasside 
d)
Potassium fluorate
107.
Which of these compounds is ionic? 
a)
Carbon dioxide
b)
Dinitrogen Trioxide
c)
Silicon tetrachloride
d)
Lithium bromide
108.

A sodium ion has a charge of

a)

-1

b)

-2

c)

+1

d)

+2

109.

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

110.
diphosphorus pentoxide
a)
P2O5
b)
PO5
c)
P5O2
d)
P2O6
111.

Ionic bonds form between two ions that have...

a)

ionic compounds

b)

negative charges

c)

positive charges

d)

opposite charges

112.

What part of the atom does bonding involve?

a)

protons

b)

neutrons

c)

all electrons

d)

valence electrons

113.
Name the following ionic compound: BeCl2
a)
beryllium chlorine
b)
beryllium II chloride
c)
beryllium chloride
d)
beryllium dichloride
114.
What is the formula for manganese(III) oxide?
a)
MgO
b)
Mg2O3
c)
MnO
d)
Mn2O3
115.
The formula of calcium phosphate is 
a)
CaPO4
b)
Ca2(PO4)3
c)
Ca3PO4
d)
Ca3(PO4)2
116.
What is the name of Al(NO3)3?
a)
Aluminum trinitrate
b)
Monoaluminum nitrate
c)
Aluminum (III) nitrate
d)
Aluminum Nitrate

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