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Naming Covalent Compounds

Total questions: 50

Worksheet time: 56mins

Name
Class
Date
1.
Name BCl3
a)
boron chloride
b)
boron (III) chloride
c)
boron trichloride
d)
boron chlorine
2.
Give the formula for oxygen dichloride
a)
OCl2
b)

O2Cl2

c)
OCl
d)
O2Cl
3.
Give the formula for phosphorus trifluoride
a)
P3F
b)
PF
c)
PF3
d)
P3F3
4.
Name CO2
a)
carbon dioxide
b)
carbon monoxide
c)
carbon oxide
d)
monocarbon dioxide
5.
What part of an atom is involved in chemical bonding?
a)
protons
b)
neutrons
c)
electrons
d)
nucleus
6.
What is the chemical formula for Tetrasulfur pentoxide?
a)
SO
b)
S4O
c)
S4O5
d)
S5O4
7.
What is the name of C3Cl8 ?
a)
Carbon octachloride
b)
Tricarbon octachloride
c)
Carbon trichloride
d)
Octacarbon trichloride
8.
What is the name of Br6F10 ?
a)
Bromium fluoride
b)
Hexabromine fluoride
c)
Bromium decafluoride
d)
none of the above
9.
What is the name of CO
a)
Carbon oxide
b)
Carbon dioxide
c)
Carbon monoxide
d)
Carbon II oxide
10.
Write the formula for:
dinitrogen tetroxide
a)
N2O4
b)
NO2
c)
NO
d)
N4O8
11.
phosphorus trichloride
a)
KCl3
b)
PCl3
c)
K3Cl
d)
P3Cl
12.
phosphorus trichloride
a)
KCl3
b)
PCl3
c)
K3Cl
d)
P3Cl
13.

dichloride pentoxide

a)

Cl2O5

b)

ClO5

c)

Cl5O2

d)

Cl2O6

14.
Name this compound. 
N2O
a)
Dinitrogen monoxide
b)
Dinitrogen oxide
c)
Nitrogen oxide
d)
Nitrogen dioxide
15.

Br₄S₁₀

a)

tetraboron decasulfide

b)

bromine decasulfide

c)

tetrabromine decasulfide

d)

bromine decasulfur

16.

Br₄S₁₀

a)

tetraboron decasulfide

b)

bromine decasulfide

c)

tetrabromine decasulfide

d)

bromine decasulfur

17.

tetraphosphorus heptoxide

a)

K₄O₁₀

b)

P₄O7

c)

KO

d)

P₁₀O₄

18.
SF6?
a)
Monosulfur Hexafluoride
b)
Sulfur hexafluoride
c)
Sulfate hexafluoride
d)
Sulfur hexafluorine
19.
What is the chemical formula for Fluorine trisulfide ?
a)
S3F
b)
FS3
c)
FS
d)
none of the above
20.
What is the name of N2O3
a)
Nitrogen trioxide
b)
Dinitrogen oxide
c)
Dinitrogen trioxide
d)
Nitrogen oxide
21.
What is the formula for Tricarbon Octahydride?
a)
Ca3O
b)
C2H8
c)
C3H8
d)
Ca3H8
22.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
23.
Disulfur trioxide
a)
S3O2
b)
SO
c)
S2O3
d)
S2O
24.
Bromine monofluoride
a)
Br1F1
b)
BrF
c)
Br2F
d)
BrF2
25.
Give the formula for oxygen dichloride
a)
OCl2
b)

O2Cl2

c)
OCl
d)
O2Cl
26.
The chemical formula of sulfur hexabromide is
a)
SBr₆
b)
S₆Br
c)
S(VI)Br
d)
S6Br
27.
What is the formula for Hexaboron Monosilicide
a)
B6Si
b)
BSi
c)
BSi6
d)
B6Si6
28.

What is the chemical formula for dinitrogen pentoxide?

a)

NO5

b)

N2O5

c)

N2O3

d)

N5O2

29.

Name the compound P2O5

a)

Phosphorus pentoxide

b)

Phosphorus dioxide

c)

Diphosphorus pentoxide

d)

Pentaphosphorus dioxide

30.

Which of the following best describes a covalent bond?

a)

Sharing of electrons between atoms

b)

Transfer of electrons between atoms

c)

Attraction between metal atoms

d)

Formation of ions

31.

What is the name of SO3?

a)

Trisulfur oxide

b)

Sulfur monoxide

c)

Sulfur dioxide

d)

Sulfur trioxide

32.

What is the formula for dinitrogen tetroxide?

a)

NO4

b)

N2O2

c)

N2O4

d)

N4O2

33.

Name the compound Cl2O7

a)

Dichlorine heptoxide

b)

Chlorine heptoxide

c)

Dichlorine oxide

d)

Heptachlorine dioxide

34.

What is the name of the compound SO3?

a)

Sulfur trioxide

b)

Sulfur dioxide

c)

Trisulfur oxide

d)

Sulfur monoxide

35.

Write the formula for carbon tetrachloride.

a)

CCl3

b)

CCl4

c)

C4Cl

d)

C2Cl4

36.

Which of the following is a property of covalent compounds?

a)

They are always soluble in water

b)

They form ions in solution

c)

They conduct electricity in solid state

d)

They have low melting points

37.

What is the formula for nitrogen trifluoride?

a)

N2F3

b)

NF3

c)

NF

d)

N3F

38.

Name the compound SO2

a)

Sulfur dioxide

b)

Sulfur trioxide

c)

Disulfur oxide

d)

Sulfur monoxide

39.

Which of the following is the correct name for N2O5?

a)

Dinitrogen pentaoxide

b)

Dinitrogen pentoxide

c)

Nitrogen pentoxide

d)

Pentanitrogen dioxide

40.

What is the correct name for PCl5?

a)

Phosphorus pentachloride

b)

Phosphorus chloride

c)

Phosphorus pentoxide

d)

Pentaphosphorus chloride

41.

Which of the following is the formula for dinitrogen monoxide?

a)

NO

b)

N2O3

c)

NO2

d)

N2O

42.

What is the name of the compound Cl2O7?

a)

Dichlorine heptoxide

b)

Chlorine dioxide

c)

Dichlorine octoxide

d)

Heptachlorine dioxide

43.

What is the correct name for N2F4?

a)

Nitrogen difluoride

b)

Nitrogen tetrafluoride

c)

Dinitrogen tetrafluoride

d)

Tetranitrogen difluoride

44.

Which of the following is the formula for sulfur hexafluoride?

a)

S6F

b)

SF6

c)

SF4

d)

S2F6

45.

Name the compound Cl2O7

a)

Dichlorine oxide

b)

Dichlorine heptoxide

c)

Chlorine dioxide

d)

Heptachlorine dioxide

46.

What is the correct formula for carbon disulfide?

a)

CS2

b)

C2S

c)

CS

d)

C2S2

47.

Which of the following is the correct name for Cl2O7?

a)

Dichlorine oxide

b)

Heptachlorine dioxide

c)

Chlorine heptoxide

d)

Dichlorine heptoxide

48.

Which property is typical of covalent compounds?

a)

They are often gases or liquids at room temperature

b)

They are always crystalline solids

c)

They have high melting points

d)

They are good conductors of electricity in aqueous solution

49.

What is the chemical formula for phosphorus pentachloride?

a)

P5Cl

b)

P3Cl5

c)

PCl3

d)

PCl5

50.

Name the compound N2O4

a)

Nitrogen tetroxide

b)

Nitrogen dioxide

c)

Tetranitrogen dioxide

d)

Dinitrogen tetroxide

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