SOLVING PROBLEMS:
A CHEMISTRY HANDBOOK
Appendix A
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
310 Chemistry: Matter and Change
Solving Problems: A Chemistry Handbook
Names and Charges of Polyatomic Ions, continued
Table A-3, continued
3Ϫ
4Ϫ
Arsenate, AsO 4
3Ϫ
Hexacyanoferrate(II),
Arsenite, AsO 3
3Ϫ
Fe(CN) 6
4Ϫ
Borate, BO 3
3Ϫ
Orthosilicate, SiO 4
4Ϫ
Citrate, C 6 H 5 O 7
3Ϫ
Diphosphate, P 2 O 7
4Ϫ
Hexacyanoferrate(III),
Fe(CN) 6
3Ϫ
Phosphate, PO 4
3Ϫ
Phosphite, PO 3
3Ϫ
1ϩ
2ϩ
Ammonium, NH 4
ϩ
Mercury(I), Hg 2
2ϩ
Neptunyl(V), NpO 2
ϩ
Neptunyl(VI), NpO 2
2ϩ
Plutonyl(V), PuO 2
ϩ
Plutonyl(VI), PuO 2
2ϩ
Uranyl(V), UO 2
ϩ
Uranyl(VI), UO 2
2ϩ
Vanadyl(V), VO 2
ϩ
Vanadyl(IV), VO 2ϩ
Ionization Constants
Substance
Ionization
Constant
HCOOH
1.77 ϫ 10 Ϫ4
CH 3 COOH
1.75 ϫ 10 Ϫ5
CH 2 ClCOOH
1.36 ϫ 10 Ϫ3
CHCl 2 COOH
4.47 ϫ 10 Ϫ2
CCl 3 COOH
3.02 ϫ 10 Ϫ1
HOOCCOOH
5.36 ϫ 10 Ϫ2
HOOCCOO Ϫ
1.55 ϫ 10 Ϫ4
CH 3 CH 2 COOH 1.34 ϫ 10 Ϫ5
C 6 H 5 COOH
6.25 ϫ 10 Ϫ5
H 3 AsO 4
6.03 ϫ 10 Ϫ3
H 2 AsO 4
Ϫ
1.05 ϫ 10 Ϫ7
H 3 BO 3
5.75 ϫ 10 Ϫ10
H 2 BO 3
Ϫ
1.82 ϫ 10 Ϫ13
Table A-4
Substance Ionization
Constant
HBO 3
Ϫ2 1.58 ϫ 10 Ϫ14
H 2 CO 3
4.5 ϫ 10 Ϫ7
HCO 3
Ϫ
4.68 ϫ 10 Ϫ11
HCN
6.17 ϫ 10 Ϫ10
HF
6.3 ϫ 10 Ϫ4
HNO 2
5.62 ϫ 10 Ϫ4
H 3 PO 4
7.08 ϫ 10 Ϫ3
H 2 PO 4
Ϫ
6.31 ϫ 10 Ϫ8
HPO 4
2Ϫ
4.17 ϫ 10 Ϫ13
H 3 PO 3
5.01 ϫ 10 Ϫ2
H 2 PO 3
Ϫ
2.00 ϫ 10 Ϫ7
H 3 PO 2
5.89 ϫ 10 Ϫ2
H 2 S
9.1 ϫ 10 Ϫ8
Substance Ionization
Constant
HS Ϫ
1.00 ϫ 10 Ϫ19
HSO 4
Ϫ
1.02 ϫ 10 Ϫ2
H 2 SO 3
1.29 ϫ 10 Ϫ2
HSO 3
Ϫ
6.17 ϫ 10 Ϫ8
HSeO 4
Ϫ 2.19 ϫ 10 Ϫ2
H 2 SeO 3 2.29 ϫ 10 Ϫ3
HSeO 3
Ϫ 4.79 ϫ 10 Ϫ9
HBrO
2.51 ϫ 10 Ϫ9
HClO
2.9 ϫ 10 Ϫ8
HIO
3.16 ϫ 10 Ϫ11
NH 3
5.62 ϫ 10 Ϫ10
H 2 NNH 2 7.94 ϫ 10 Ϫ9
H 2 NOH 1.15 ϫ 10 Ϫ6