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Worksheets

Naming Ions and Compounds

Total questions: 49

Worksheet time: 25mins

Name
Class
Date
1.

What is the formula for Sodium Nitrate?

a)

NaN

b)

NaN2

c)

Na(NO3)2

d)

NaNO3

e)

SN

2.

What is the formula for Calcium Chlorate?

a)

Ca(ClO3)2

b)

CaCl2

c)

CCl

3.
What is the name of NH4Cl?
a)
nitrogen tetrahydrogen chloride
b)
ammonium chlorine
c)
ammonium chloride
d)
ammonium chlorate
4.

Identify Cesium Nitrate

a)

CsNO3

b)

Cs2(NO3)3

c)

Cs2NO3

d)

Cs3NO3

5.

Identify Gallium(III) Sulfate

a)

GaSO4

b)

Ga2(SO4)3

c)

Ga3(SO4)2

d)

Ga2SO4

6.
What is the name of K3PO4?
a)
Tripotassium Phosphate
b)
Tripotassium Phosphite
c)
Potassium phosphide
d)
Potassium phosphate
7.
What is the name of Al(NO3)3?
a)
Aluminum trinitrate
b)
Monoaluminum nitrate
c)
Aluminum (III) nitrate
d)
Aluminum Nitrate
8.

What is the name of AgNO3?

a)

Silver(III) Nitrate

b)

Silver Mononitrate

c)

Silver Nitrate

d)

Monosilver Nitrate

9.
What's the name of the compound NH4NO?
a)
nitrogen hydrogen oxygen
b)
ammonium nitrite
c)
nitrogenous water
d)
ammonium nitrate
10.

If copper(II) and phosphate bond together, the formula would be:

a)

Cu2(PO4)3

b)

CuPO4

c)

Cu3(PO4)2

d)

Cu3PO4

11.

The chemical compound for Rubidium phosphate would be:

a)

RbPO4

b)

Rb2PO4

c)

Rb3PO4

d)

Rb(PO4)3

12.
Ammonium and oxygen would combine to form:
a)
(NH4)2O
b)
NH4O2
c)
(NH4)O2
d)
NH6O3
13.
Name the following ionic compound: MgSO4
a)
magnesium sulfoxide
b)
magnesium sulfide
c)
magnesium sulfate
d)
magnesium oxide
14.
Name the following ionic compound: LiNO3
a)
lithium nitrate
b)
lithium III nitrate
c)
lithium nitride
d)
lithium oxide
15.

Name the following ionic compound: Cr(SO4)3

a)

chromium sulfate

b)

chromium(III) sulfate

c)

chromium(II) sulfate

d)

chromium(VI) sulfate

16.
The proper formula for magnesium hydroxide:
a)
MgOH
b)
Mg2OH
c)
Mg(OH)2
d)
Mg2OH2
17.
The formula of calcium phosphate is 
a)
CaPO4
b)
Ca2(PO4)3
c)
Ca3PO4
d)
Ca3(PO4)2
18.
ammonium phosphate
a)
(NH4)3PO4
b)
NPO4
c)
NH4PO4
d)
NH4(PO4)3
19.

What is the correct formula for Tin(IV) carbonate?

a)

SnCO3

b)

TiCO3

c)

Sn2(CO3)4

d)

Sn(CO3)2

20.

What is the correct name of Fr2CO3

a)

francium carbide

b)

francium carbonate

c)

francium(II) carbonate

d)

francium(I) carbonate

21.

What is the first step in writing a chemical formula?

a)

Write the multipliers as subscript of each element.

b)

Identify the symbols and charges of the elements.

c)

Balance the charges by looking for multipliers.

22.

What is the correct chemical formula of sodium oxide?

a)

Na2O

b)

NaO2

23.

The formula of copper(II) oxide is

a)

CuO

b)

Cu2O

c)

CuO2

24.

The formula of iron(III) oxide is

a)

FeO

b)

FeO2

c)

Fe2O

d)

Fe2O3

25.

The formula of magnesium chloride is

a)

MgCl

b)

MgCl2

c)

MgCl3

26.

The formula of calcium hydroxide is

a)

CaOH

b)

Ca(OH)2

c)

Ca(OH)3

27.

The formula of sodium carbonate is

a)

NaCO3

b)

Na(CO3)2

c)

Na2CO3

28.

The formula of ammonium ion is

a)

NH3

b)

NH3+

c)

NH4

d)

NH4+

29.

What is the chemical formula of sodium sulfate?

a)

SSO4

b)

SoSO4

c)

NaSO4

d)

Na2SO4

30.
Ca+2, O-2
a)
CaO
b)
OCa
c)
Ca-2O+2
d)
Ca2O2
31.
Ba+2, Br-1
a)
BrBa
b)
Br2Ba2
c)
BaBr2
d)
Br2Ba
32.
Ca+2P-3
a)
PCa
b)
P2Ca3
c)
CaP
d)
Ca3P2
33.
K+, O-2
a)
KO
b)
K2O
c)
K-2O2
d)
O2K
34.
The chemical formula for an ionic compound of aluminum and chlorine is
a)
AlCl.
b)
ClAl.
c)
AlCl3.
d)
Al3Cl.
35.
Potassium sulfate is written as
a)
K4SO2
b)
P2(SO4)3
c)
K2SO4
d)
P4SO3
36.
The formula for copper (II) hydroxide is
a)
Cu(II)OH
b)
Cu(OH)2
c)
Cu2OH
d)
CuOH2
37.
The chemical formula for tin (IV) oxide is written
a)
Sn2O4
b)
Ti2O4
c)
SnO2
d)
TiO2
38.
Copper (I) cyanide is written
a)
Cu(I)CN
b)
CuCN
c)
CuCn
d)
CoCN
39.
The chemical formula for sodium sulfide
a)
SS
b)
NaS
c)
NS
d)
Na2S
40.
Manganese (II) nitrate is written
a)
MnNO2
b)
Mn(NO2)2
c)
Mn(NO3)2
d)
Mn(NO2)3
41.
Aluminum carbonate is written
a)
AlCO3
b)
Al(CO3)3
c)
Al2(CO3)3
d)
Al3(CO3)2
42.

What is the formula for lead(IV) sulfate?

a)

Pb(SO4)2

b)

PbS2

c)

Pb(SO3)2

d)

Pb2SO4

43.

Which is the correct formula for a compound made of aluminum and hydroxide?

a)

AlOH3

b)

AlOH

c)

Al(OH)3

d)

AlOH3

44.

Which is the correct formula for an ionic compound made from calcium and nitrate?

a)

CaN2

b)

CaNO32

c)

Ca(NO3)2

d)

CaNO32

e)

CaNO6

45.
What is the formula for Tricarbon Octahydride?
a)
Ca3O
b)
C2H8
c)
C3H8
d)
Ca3H8
46.
What is Sulfur Trichloride?
a)
SCl3
b)
SiCl3
c)
SCl4
d)
Si3Cl
47.
Phosphorous trichloride
a)
PCl3
b)
P3Cl
c)
P3Cl3
d)
PCL
48.
Disulfur trioxide
a)
S3O2
b)
SO
c)
S2O3
d)
S2O
49.
Bromine monofluoride
a)
Br1F1
b)
BrF
c)
Br2F
d)
BrF2