WorksheetsPolyatomic ions Nomenclature Practice
Total questions: 40
Worksheet time: 22mins
Name
Class
Date
1.
Which of the following is chromate?
a)
CrO42-
b)
CrO32-
c)
CrO22-
d)
CrO2-
2.
Which of the following is nitrate?
a)
NO-
b)
NO2-
c)
NO3-
d)
NO4-
3.
Identify Cessium Nitrate
a)
CsNO3
b)
Cs2(NO3)3
c)
Cs2NO3
d)
Cs3NO3
4.
Identify Gallium Sulfate
a)
GaSO4
b)
Ga2(SO4)3
c)
Ga3(SO4)2
d)
Ga2SO4
5.
Identify chromic acid
a)
Li2CrO4
b)
Na2CrO4
c)
H2CrO4
d)
K2CrO4
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? (hard mode)
a)
Silver Nitrate
b)
Silver Mononitrate
c)
Silver (I) Nitrate
d)
Monosilver Nitrate
9.
What is the name of Mg(OH)2?
a)
Magnesium Hydride
b)
Magnesium Dihydride
c)
Magnesium Dihydroxide
d)
Magnesium Hydroxide
10.
What is the name of H3PO4? (This molecule makes the slightly tangy taste in sodas)
a)
Hydrogen Phosphate
b)
Trihydrogen Phosphate
c)
Phosphoric Acid
d)
Triple Hydrogen PhosphoOxoPlutonide!!!
11.
Ammonium
a)
NH4+
b)
NO3-
c)
NO2-
d)
MnO4-
12.
Carbonate
a)
Cr2O4-2
b)
CH3COO-
c)
CO3-2
d)
CN-
13.
Cyanide
a)
CrO4-2
b)
Cr2O4-2
c)
CO3-2
d)
CN-
14.
Hydroxide
a)
Cr2O4-2
b)
Cr2O4-2
c)
O3-2
d)
OH-
15.
Nitrite
a)
NO2-
b)
NO3-
c)
MnO4-
d)
NH4+
16.
Nitrate
a)
NO2-
b)
NO3-
c)
MnO4-
d)
NH4+
17.
Permanganate
a)
NH4+
b)
NO2-
c)
NO3-
d)
MnO4-
18.
Phosphate
a)
PO4-3
b)
O2-2
c)
OH-
d)
CO3-2
19.
Sulfate
a)
S2O3-2
b)
O2-2
c)
SO4-2
d)
SO3-2
20.
Sulfite
a)
S2O3-2
b)
O2-2
c)
SO4-2
d)
SO3-2
21.
What is the name of this polyatomic ion? NH4+
a)
Chlorate
b)
Nitrate
c)
Nitrite
d)
Ammonium
22.
What is the name of this polyatomic ion? NO2-
a)
Nitride
b)
Nitrate
c)
Nitrite
d)
Ammonium
23.
What is the name of this poly atomic ion? CrO4-
a)
Carbonate
b)
Chromate
c)
Dichromate
d)
Acetate
24.
acetate
a)
C2H3O21-
b)
C3H2O31-
c)
C2H2O31-
d)
C3H3O21-
25.
CrO42-
a)
chromium oxide
b)
chromate
26.
What is the correct formula for the polyatomic ion called ammonium?
a)
NH3+
b)
NH3
c)
CN+
d)
NH4+
27.
What is the correct formula for the polyatomic ion called sulphate?
a)
SO32–
b)
HSO4–
c)
SO42–
d)
CH3COO–
28.
Ammonium is a cation. It has the formula
a)
NH3
b)
NH4+1
c)
NH4-1
d)
NH2-1
29.
Hydroxide is usually an indication of a compound being a base. Hydroxide as a polyatomic ion is written as
a)
OH-1
b)
HO-1
c)
OH
d)
HO
30.
What is the name of K3PO4?
a)
Tripotassium Phosphate
b)
Tripotassium Phosphite
c)
Potassium phosphide
d)
Potassium phosphate
31.
What is the correct formula for sodium sulfate?
a)
NaSO4
b)
Na2S
c)
Na2SO4
d)
NaS
32.
What is the correct formula for magnesium hydroxide?
a)
MgO
b)
MgOH
c)
MgOH2
d)
Mg(OH)2
33.
What is the correct formula for barium phosphate?
a)
BaPO4
b)
Ba2(PO4)3
c)
Ba3(PO4)2
d)
BaP
34.
What is the correct formula for ammonium chloride?
a)
NH4Cl
b)
NH4Cl2
c)
AlCl3
d)
(NH4)2Cl
35.
What is the correct name of KNO3?
a)
potassium nitrogen oxide
b)
potassium nitride
c)
potassium nitrite
d)
potassium nitrate
36.
What is the correct name of CaCO3?
a)
calcium carbonate
b)
calcium carbon trioxide
c)
calcium tricarbonate
d)
calcite carbonate
37.
What is the correct name of (NH4)3PO3?
a)
ammonium phosphate
b)
ammonium phosphite
c)
ammonium phosphide
d)
aluminum phosphite
38.
What is the correct name of NaClO?
a)
sodium chlorate
b)
sodium chlorite
c)
sodium perchlorate
d)
sodium hypochlorite
39.
What is the correct name of BaCrO4?
a)
barium chromium tetraoxide
b)
barium dichromate
c)
barium chromate
d)
barium chromium oxide
40.
An atom becomes _________ when it gains electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
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