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Worksheets

Names and Formulas

Total questions: 77

Worksheet time: 2hrs 46mins

Name
Class
Date
1.

What is the correct formula for potassium sulfide?

a)

K2S

b)

P2S

c)

KS2

d)

KS

2.

What is the correct formula for potassium phosphide?

a)

K3P

b)

KP

c)

KP3

3.

What is the correct formula for Beryllium fluoride?

a)

BeF

b)

Be2F

c)

BeF2

d)

Be38F20

4.

Which is the correct formula for copper (II) fluoride?

a)

Cu2F

b)

CuF2

c)

CuF

d)

Cu2F2

5.

Which is the correct formula for Tin (I) sulfide?

a)

SnS

b)

SnS2

c)

Sn2S

d)

Sn2S2

6.

Which is the correct formula for Aluminum chloride?

a)

Al3Cl

b)

AlCl3

c)

AlCl

d)

ACll33

7.

Which is the correct name for CrN?

a)

Chromium (I) nitride

b)

Chromium (III) nitride

c)

Chromium nitride

d)

Chromium (VI) nitride

8.

Which is the correct name for Li2S?

a)

Lithium (II) sulfide

b)

Lithium sulfide

c)

Sulfide lithium

d)

Lithium (I) sulfide

9.

Identify the formula for this combination Sr2+ and I1-

a)

Sr2I

b)

SrI2

c)

SrI

d)

Sr2+I1-
Why would anyone ever do this?

10.

Identify the formula for this combination Al3+ and O2-

a)

Al3O2

b)

AlO

c)

Al2O3

d)

Form You La!

11.

Identify the formula for this combination Mg2+ and (NO2)1-

a)

Mg2(NO2)

b)

Mg(NO2)

c)

Mg(NO2)2

d)

MgNO4

12.

Identify the formula for an ionic compound that forms between calcium and oxygen.

a)

Ca2O2

b)

CaO

c)

Ca2O

d)

CaO2

13.

Identify the formula for an ionic compound that forms between Na and N.

a)

Na3N

b)

NaN

c)

NaN3

d)

NaNNaNNaN

14.

Which is the correct formula for Magnesium (Mg+2) hydroxide (OH)1-?

a)

MgOH

b)

MgOH2

c)

Mg(OH)2

15.

What is the acid name of this compound?

a)

fluoric acid

b)

hydrofluoric acid

c)

fluorous acid

d)

hydrogen monofluoride

16.

What is the charge of Cu in Cu2+?

a)

-1

b)

-2

c)

+2

d)

0

17.

What is the charge of Pb in PbO ?

a)

+2

b)

+4

c)

0

d)

-2

18.

What is the charge of Fe in FeO?

a)
+1
b)
-1
c)
+2
d)
-2
19.

The sum of all ionic charges in a neutral compound is _____.

a)
0
b)
1
c)
-1
d)
depends on the compound
20.

What is charge of Mn in MnO2 ?

a)
0
b)
+2
c)
-2
d)
+4
21.

What is the charge of Ca in Ca3N2?

a)
+3
b)
+2
c)
-3
d)
-2
22.

What does the Roman numeral tell you in the compound manganese (VII) chloride?

a)

the number of manganese ions in the formula

b)

the number of valence electrons in a chloride ion

c)

the number of valence electrons in a neutral manganese atom

d)

the charge of the manganese ion

23.
What is the chemical name for the compound with the formula Na₂S?
a)
sodium sulfide
b)

sodium (II) sulfide

c)

sodium sulfite

d)

sodium sulfate

24.
What is the name of PS3?
a)
phosphorus trisulfide
b)
phosphorus chloride
c)
phosphide trisulfide
d)
phosphate
25.
Name this compound:   MgS
a)

magnesium (II) sulfide

b)
Magnesium Sulfate
c)

Magnesium Sulfite

d)
Magnesium Sulfide
26.
A binary covalent bond exists between
a)
2 metals
b)
1 metal and 1 nonmetal
c)
2 nonmetals
d)
Any 2 elements
27.
What is the correct name for C4H6?
a)
Carbon Hexahydride
b)
Pentacarbon Pentahydride
c)
Hexacarbon Tetrahydride
d)
Tetracarbon Hexahydride
28.
What is the correct name for NO?
a)
Mononitrogen Monoxide
b)
Nitrogen Monoxide
c)
Mononitrogen Dioxide
d)
Nitrogen Oxide
29.
What is the formula for Tricarbon Octahydride?
a)
Ca3O
b)
C2H8
c)
C3H8
d)
Ca3H8
30.
What is Sulfur Trichloride?
a)
SCl3
b)
SiCl3
c)
SCl4
d)
Si3Cl
31.
Phosphorous trichloride
a)
PCl3
b)
P3Cl
c)
P3Cl3
d)
PCL
32.
P2O5
a)
Phosphorus Oxide
b)
Pentaphosphorus Dioxide
c)
Diphosphorous pentoxide
d)
Phosphoric Oxygen
33.
PBr5
a)
Phosphorus Bromide
b)
Phosphorus Pentabromide
c)
Pentaphosphorus bromide
d)
Phosphorus Bromine
34.
As4O10
a)
arsenic oxide
b)
quadarsenic decoxide
c)
tetraarsenic decoxide
d)
arsenic decoxide
35.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
36.
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.
37.
The covalent compound N2O5 would be named
a)
nitrogen oxide.
b)
dinitrogen oxide.
c)
nitrogen pentoxide.
d)
dinitrogen pentoxide.
38.
Bromine monofluoride
a)
Br1F1
b)
BrF
c)
Br2F
d)
BrF2
39.

Which of the following is an ionic compound?

a)

HCl

b)

H2O

c)

MgO

d)

CO2

40.

What is the ionic charge of an oxide ion?

a)

2+

b)

2-

c)

4+

d)

4-

41.

HCl

a)

Hydrochloric acid

b)

Chloric acid

c)

Hypochlorous acid

d)

Chlorous acid

42.

Which set of elements is most likely to form an ionic compound?

a)

Na and O

b)

C and O

c)

Na and K

d)

O and O

43.

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

a)

metal ... metal

b)

nonmetal ... nonmetal

c)

metal ... nonmetal

44.

What is the name of the acid with the formula HCl?

a)

Chloric Acid

b)

Chlorous Acid

c)

Hypochloric Acid

d)

Hydrochloric Acid

45.

What is the formula for nitric acid?

a)

HNO3

b)

HNO2

c)

HNO4

d)

NO

46.

What is the name of HBr?

a)

Hydrobromous acid

b)

Hydrobromic acid

c)

Bromic Acid

d)

Bromous Acid

47.

What is the formula for phosphoric acid?

a)

HPO3

b)

H3PO4

c)

H2PO4

d)

H3PO3

48.

What is the formula for carbonic acid?

a)

CO3

b)

H2CO2

c)

HCO2

d)

H2CO3

49.

What is the name of H2SO3?

a)

Sulfuric Acid

b)

Sulfurous Acid

c)

Hydrosulfuric Acid

d)

Hydrosulfurous Acid

50.

What is the formula for nitrous acid?

a)

HNO3

b)

HNO4

c)

HNO2

d)

HNO

51.

What is the formula for chloric acid?

a)

HCl

b)

HClO4

c)

HClO3

d)

HClO2

52.
HBr
a)
hydrogen bromine acid
b)
hydrobromide acid
c)
hydrobromic acid
53.

Binary acids start with "____________"

a)

acid

b)

nitric

c)

hydraulic

d)

hydro

54.

Always add the word "________" to the end when naming acids

a)

base

b)

hydro

c)

acid

d)

Baumstark

55.

When naming oxyacids, change "-ite" to:

a)

-ate

b)

-ic

c)

-ous

d)

-ite

56.

When naming oxyacids, change "-ite" to:

a)

-ate

b)

-ic

c)

-ous

d)

-ite

57.
Name the acid: HC2H3O2
a)
Acetic Acid
b)
Acetous Acid
c)
Hydrogen Acetate
d)
Hydrogen Dicarbon Trihydrogen Dioxygen
58.
What is the formula for Hydrosulfuric Acid?
a)
H2(SO3)
b)
H2S
c)
H2(SO2)
d)
H2(SO4)
59.
Name the acid: H3PO3
a)
hydrophosphoric acid
b)
phosphorous acid
c)
phosphoric acid
d)
phosphoric hydroxide
60.
What is the formula for perchloric acid?
a)
H3ClO3
b)
H3ClO4
c)
HClO3
d)
HClO4
61.
HNO2
a)
hydronitrogen
b)
hydrogen nitrogen oxygen
c)
nitrous acid
d)
nitric acid
62.

The correct name for this acid H2SO3 is

a)

Hydrosulfiric acid

b)

Sulfurous acid

c)

Sulfiric acid

d)

Sulfate acid

63.

The "Polyatomic Ion" chart is needed to name:

a)

binary acids

b)

oxyacids

c)

jack acids

d)

all acids

64.

What is the name of the following ternary ionic compound:

NaMnO4 ?

a)

Sodium Permangante

b)

Sulfur Permanganate

c)

Sodium Manganese Oxide

65.

What is the name of the following ternary ionic compound:

Zn3(PO4)2?

a)

Zinc Phosphate

b)

Zinc Phosphite

c)

Zinc Phosphide

66.

What is the name of the following ternary ionic compound:

AgCN?

a)

Silver Cyanide

b)

Silver Carbon Nitride

c)

Silver Carbonoxide

67.

What is the name of the following ternary ionic compound:

Ni(NO3)2?

a)

Nickel (II) Nitrate

b)

Nickel Nitrite

c)

Nickel nitogen oxide

d)

Nickel (I) Nitrate

e)

Nickel Nitrate

68.

What is the name of the following ternary ionic compound:

Al2(SO3)3

a)

Aluminum Sulfite

b)

Aluminum sulfate

c)

aluminum sulfur oxide

69.

What is the name of the following ternary ionic compound:

Ba(OH)2 ?

a)

Barium Hydroxide

b)

Boron Hydroxide

c)

Beryllium Hydroxide

70.
What is the charge on the hydroxide ion?
a)
0
b)
-1
c)
-2
d)
-3
71.
The proper formula for magnesium hydroxide:
a)
MgOH
b)
Mg2OH
c)
Mg(OH)2
d)
Mg2OH2
72.
What is the formula for sodium nitrate?
a)
Na3NO
b)
NaNO
c)
Na3NO3
d)
NaNO3
73.

What is the formula for copper(I) sulfate?

a)

CuSO3

b)

CuSO4

c)

Cu2SO3

d)

Cu2SO4

74.
What is the formula for iron(II) carbonate?
a)
Fe2CO3
b)
FeCO3
c)
Fe2CO2
d)
FeCO4
75.

What is the formula for calcium carbonate?

a)

CaCO

b)

CaCO2

c)

CaCO3

d)

Ca3CO3

76.
Find the formula zinc sulfate
a)
ZnSO3
b)
ZnSO4
c)
ZnS
d)
Zn(SO4)2
77.
What is the formula for copper (II) hydroxide?
a)
CuOH
b)
Cu(OH)2
c)
Cu2OH
d)
Cu2O

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