Polyatomic Ions.notebook
October 24, 2016
Ionic Compounds With
Polyatomic Ions
NH4 1+ ammonium
1
Polyatomic Ions.notebook
October 24, 2016
NO2 1­ nitrite
NO3 1­ nitrate
SO sulfite
SO42­ sulfate
2­
3
2
Polyatomic Ions.notebook
October 24, 2016
OH1­ hydroxide
PO4 3­ phosphate
CO32­ carbonate
HCO31­ bicarbonate
(hydrogen carbonate)
3
Polyatomic Ions.notebook
October 24, 2016
CrO4 2­ chromate
Cr2 O7 2­ dichromate
O22­ peroxide
4
Polyatomic Ions.notebook
October 24, 2016
C2 H3 O2 1­ acetate
MnO4 1­
permanganate
ClO1­ hypochlorite
ClO2 1­ chlorite
ClO3 1­ chlorate
ClO4 1­ perchlorate
5
Polyatomic Ions.notebook
October 24, 2016
Practice writing formulas: Calcium hydroxide
1­
O
Ca2+
H
1­
O
H
Ca2+
1­
H
1+
1­
H
H
N
N
O
Al3+
H
N
O
O
O
3­
O
P
O
O
O
1­
1­
O
O
H
O
Aluminum nitrate
N
O
O
O
Al
3+
1­
N
O
O
O
Ca2+
H
1­
1+
1­
H
Al3+
N
H
N
O
H
O
O
O
3­
P
O
H
O
O
O
6
Polyatomic Ions.notebook
October 24, 2016
Ammonium phosphate
H
H
N
O
H
P
H
H
H
H
1+
H
N
H
N
O
O
H
1+
3­
O
1+
H
H
Ca2+
H
1­
1+
1­
H
Al3+
N
H
N
O
H
O
O
O
3­
P
O
H
O
O
O
KNO3
Al(C2H3O2)3
7
Polyatomic Ions.notebook
October 24, 2016
Na2CrO4
Fe(OH)2
More practice:
"Tyler DeWitt" videos on YouTube
"Writing formulas with polyatomic ions"
Click here!
8