Common Polyatomic Ions (Mixed -CHM151) Flashcards
1
Q
ammonium ion
A
NH4+
2
Q
carbonate ion
A
CO32-
3
Q
cyanide ion
(Note that the suffix -ide is an exception to the general -ate and -ite rule.
A
CN-
4
Q
hydrogen carbonate ion
A
HCO3-
5
Q
hydrogen sulfate ion
A
HSO4-
6
Q
hydroxide ion
A
OH-
7
Q
nitrate ion
A
NO3-
8
Q
nitrite ion
A
NO2-
9
Q
phosphate ion
A
PO43-
10
Q
sulfate ion
A
SO42-
11
Q
sulfite ion
A
SO32-
12
Q
Silicate
A
SiO32-
13
Q
Arsenate Ion
A
AsO43-
14
Q
Selenate
A
SeO42-
15
Q
Chlorate
A
ClO3-
16
Q
Bromate
A
BrO3-
17
Q
Iodate
A
IO3-
18
Q
Selenite
A
SeO32-
18
Q
Phosphite
A
PO33-
19
Q
Arsenite
A
AsO33-
20
Q
Iodite
A
IO2-
21
Q
Bromite
A
BrO2-
22
Q
Chlorite
A
ClO2-
23
Q
Perchlorate
A
ClO4-
24
Q
Hypochlorite
A
ClO-
25
Q
Perbromate
A
BrO4-
26
Q
Hypobromite
A
BrO-
27
Q
Periodate
A
IO4-
28
Q
Hypoiodite
A
IO-
29
Q
Chromate
A
CrO42-
30
Q
Dichromate
(indicates 2 chromium atoms)
A
Cr2O72-
31
Q
Permanganate
A
MnO4-
32
Q
Manganate
A
MnO42-