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Worksheets

Polyatomic Ions

Total questions: 33

Worksheet time: 1hrs 3mins

Name
Class
Date
1.
Name the following ionic compound: Cr(NO2)3
a)
chromium nitrite
b)
chromium nitride
c)
chromium III nitride
d)
chromium III nitrite
2.
Name the following ionic compound: LiNO3
a)
lithium nitrate
b)
lithium III nitrate
c)
lithium nitride
d)
lithium oxide
3.
Name the following ionic compound: MgSO4
a)
magnesium sulfoxide
b)
magnesium sulfide
c)
magnesium sulfate
d)
magnesium oxide
4.
What is the chemical formula for aluminum oxide?
a)
AlO
b)
Al2O3
c)
Al3O2
d)
Al-3O-2
5.
Ammonium and oxygen would combine to form:
a)
(NH4)2O
b)
NH4O2
c)
(NH4)O2
d)
NH6O3
6.
The chemical compound for sodium phosphate would be:
a)
NaPO4
b)
Na2PO4
c)
Na3PO4
d)
Na(PO4)3
7.
If copper (II) and phosphate bond together, the resulting chemical formula would be:
a)
Cu2(PO4)3
b)
CuPO4
c)
Cu3(PO4)2
d)
Cu3PO4
8.
What's the name of the compound NH4NO3 ?
a)
nitrogen hydrogen oxygen
b)
ammonium nitrite
c)
nitrogenous water
d)
ammonium nitrate
9.
The proper formula for magnesium hydroxide:
a)
MgOH
b)
Mg2OH
c)
Mg(OH)2
d)
Mg2OH2
10.
Name the following ionic compound: NaF
a)
nitrogen fluorine
b)
sodium fluoride
c)
nitrogen fluoride
d)
sodium fluorine
11.
Name the following ionic compound: Cs2S
a)
cesium sulfide
b)
cesium sulfate
c)
cesium (II) sulfate
d)
cesium (II) sulfide
12.
Name the following ionic compound: MgSO4
a)
magnesium sulfoxide
b)
magnesium sulfide
c)
magnesium sulfate
d)
magnesium oxide
13.
Name the following ionic compound: LiNO3
a)
lithium nitrate
b)
lithium (III) nitrate
c)
lithium nitride
d)
lithium oxide
14.
Name the following ionic compound: Cr(NO2)3
a)
chromium nitrite
b)
chromium nitride
c)
chromium (III) nitride
d)
chromium (III) nitrite
15.
Name the following compound: FeCl3
a)
iron chloride
b)
iron (III) chloride
c)
iron chlorate
d)
iron (III) chlorate
16.
The proper formula for magnesium hydroxide:
a)
MgOH
b)
Mg2OH
c)
Mg(OH)2
d)
Mg2OH2
17.
In the compound TiO2, titanium has a charge of ____.
a)
4+
b)
2+
c)
2-
d)
4-
18.
What is the formula for magnesium phosphide?
a)
Mg3P2
b)
Mg2P3
c)
Mg2PO3
d)
Mg3(PO3)2
19.
Name the ionic compound: SnSe2
a)
Tin diselenide
b)
Tin (IV) Selenide
c)
Tin selenide
d)
Tin (II) triselenide
20.
Which is the correct name of CoCl₂?
a)
cobalt (II) chloride
b)
cobalt chloride
c)
cobalt dichloride
d)
cobalt chlorine
21.
Which is the correct name of N₂O₅?
a)
pentanitrogen dioxide
b)
 nitrogen oxide
c)
dinitrogen pentaoxide
d)
nitrogen (II) oxide
22.
Which is the correct name of K₂Cr₂O₇?
a)
Potassium (VII) Chromate
b)
Potassium Dichromate
c)
Potassium Chromide
d)
Potassium Chromium Oxide
23.
What is the correct formula of barium cyanide?
a)
BaCN₂
b)
BrC
c)
Ba(CN)₂
d)
BaN
24.
Which is the correct formula for sulfur hexafluoride? 
a)
SF₆
b)
S₆F
c)
SFl₆
d)
SF
25.
Which is the correct name of CuBr₂
a)
Copper Bromide
b)
Copper (II) Bromide
c)
Copper Bromine
d)
Copper (I) Bromide
26.
Which is the correct name of SCl₂?
a)
Sulfur Chloride
b)
Sodium Chloride
c)
Sulfur (II) Chloride
d)
Sulfur Dichloride 
27.
Which is the correct name of BaF₂?
a)
Bromium Fluoride 
b)
Barium (II) Fluoride
c)
Barium Fluoride
d)
Bromium Fluorine
28.
Which of the following compounds contains the Mn³⁺ ion?
a)
MnS
b)
MnBr₂
c)
Mn₂O₃
d)
MnO
29.
Identify Gallium Sulfate
a)
GaSO4
b)
Ga2(SO4)3
c)
Ga3(SO4)2
d)
Ga2SO4
30.
What is the name of K3PO4?
a)
Tripotassium Phosphate
b)
Tripotassium Phosphite
c)
Potassium phosphide
d)
Potassium phosphate
31.
What is the name of Al(NO3)3?
a)
Aluminum trinitrate
b)
Monoaluminum nitrate
c)
Aluminum (III) nitrate
d)
Aluminum Nitrate
32.
What is the name of Mg(OH)2?
a)
Magnesium Hydride
b)
Magnesium Dihydride
c)
Magnesium Dihydroxide
d)
Magnesium Hydroxide
33.

What is the correct formula for aluminum oxide?

a)

Al2O3

b)

Al(OH)2

c)

NH4O3

d)

Al2(SO4)3