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Chemical Names & Formulas

Total questions: 40

Worksheet time: 49mins

Name
Class
Date
1.
Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)
a)
H3SO4
b)
HSO4
c)
H4S3O
d)
H2O
2.
Which is the correct formula for:
one carbon (C)
two oxygen (O)
a)
CO2
b)
CO
c)
C2O
d)
2CO
3.
How many elements are in H2O?
a)
1
b)
2
c)
3
d)
4
4.
The correct formula for magnesium oxide is 
a)
Mg2O
b)
MgO
c)
MgO2
d)
Mg2O3
5.
LiBr is called
a)
lithium bromine
b)
lithium (I) bromine
c)
lithium bromide
d)
lithuim (I) bromide
6.
CaI2
a)
calcium diodide
b)
calcium iodide
c)
calcium iodate
d)
calcium iodine
7.
Na +  and  S -2
a)
Na2S
b)
NaS2
c)
Na2S2
d)
NaS
8.
Al +3  and  Cl-
a)
AlCl3
b)
Al3Cl
c)
AlCl
d)
Cl3Al
9.
Al +3  and  P -3
a)
Al3P3
b)
AlP
c)
P3Al3
d)
Pal
10.
What is the correct formula for Sodium Oxide?
a)
NaO
b)
NaO2
c)
Na2O
d)
Na2O2
11.
What is the correct formula for Calcium Oxide?
a)
CaO
b)
CaO2
c)
N
Ca2O
d)
Ca2O2
12.
Name the following ionic compound: BeCl2
a)
beryllium chlorine
b)
beryllium II chloride
c)
beryllium chloride
d)
beryllium dichloride
13.
Name the following ionic compound: Cs2S
a)
cesium sulfide
b)
cesium sulfate
c)
cesium II sulfate
d)
cesium II sulfide
14.
AgF
a)
silver fluoride
b)
silver fluorine
c)
monosilver monofluoride
d)
silver monofluorine
15.
The chemical formula of sulfur hexabromide is
a)
SBr₆
b)
S₆Br
c)
S(VI)Br
d)
S6Br
16.
The chemical formula of carbon tetrachloride is
a)
CCl
b)
C₄Cl
c)
CCl₄
d)
C(IV)Cl
17.
The chemical formula of dinitrogen tetraoxide is
a)
Ni₂O₄
b)
NiO
c)
N₂O₄
d)
NiO₂
18.
The name of P₄S₁₀ is
a)
phosphorous sulfide
b)
phosphorus sulfide
c)
tetraphosphorus decasulfide
d)
phosphorus (X) sulfide
19.
The chemical formula of tetraphosphorus heptaoxide is
a)
F₄O₁₀
b)
P₄O7
c)
PO
d)
P₁₀O₄
20.
The name of SO₃ compound is
a)
sulfate
b)
sulfur oxide
c)
sulfur trioxide
d)
monosulfur trioxide
21.
What's the formula for chlorine dioxide
a)
ClO2
b)
CLO
c)
ClO3
d)
HClO2
22.
What is the formula for Hexaboron Monosilicide
a)
B6Si
b)
BSi
c)
BSi6
d)
B6Si6
23.
What is the OFFICIAL name for H2O
a)
Hydrogen Oxide
b)
Oxygen Dinitride
c)
Agua
d)
Dihydrogen Monoxide
24.
What is the correct name for BrO3
a)
bromine oxide
b)
monobromine trioxide
c)
bromine trioxide
d)
bromine (III) oxide
25.
What is the charge of Hydrogen?
a)
+1
b)
1
c)
2
26.
What is the charge of chloride?
a)
-1
b)
1
c)
+2
d)
+1
27.
How do the following two elements bond together?
Al3+  O2-         
a)
AlO
b)
Al2O3
c)
Al3O6
d)
Al3O2
28.
What is the formula for aluminum fluoride?
a)
AlF
b)
Al2F3
c)
AlF3
d)
Al3F2
29.
What is the formula of the compound, magnesium chloride?
a)
MgCl
b)
Mg2Cl
c)
MgCl2
d)
2MgCl
30.
What is the formula for the compound, phosphorus trifluoride?
a)
PF3
b)
PhF3
c)
PO4F3
d)
PF
31.
Is the following compound ionic or covalent:
Sr3P2
a)
ionic
b)
covalent
32.
Is the following compound ionic or covalent:
NF3
a)
ionic 
b)
covalent
33.
Is the following ionic or covalent:
CS2
a)
Ionic 
b)
Covalent
34.
Is the following compound ionic or covalent:
AlCl3
a)
ionic 
b)
covalent
35.
Name that Compound:
MgF2
a)
magnesium fluoride
b)
manganese Phosphide
c)
Monomagnesium Difluoride
d)
magnesium fluoride(II)
36.
Name this compound: 
BaBr2
a)
Monobarium Dibromide
b)
Barium bromide
c)
Barium bromate
d)
Boron bromite
37.
What kind of bond forms when one kind of atom gives electrons to another kind of atom?
a)
Chemical bon
b)
Ionic bond
c)
Covalent bond
d)
Electron bond
38.
Cu+combines with O-2 to form
a)
Cu2O
b)
Cu2O2
c)
Cu+2O
d)
CU+1O3
39.
Which of the following is an ionic compound:
a)
CH4
b)
I2
c)
LiBr2
d)
CO
40.
Name the following ionic compound: NaF
a)
Sodium monofluorine
b)
sodium fluoride
c)
nitrogen fluoride
d)
sodium fluorine