Логарифмы констант устойчивости комплексонатов некоторых металлов (lg в(MY)) и коэффициенты
Таблица14.
Логарифмы констант устойчивости комплексонатов некоторых металлов (lg в(MY)) и коэффициенты
побочных реакций (lg б(ML)) ионов металлов с различными лигандами
Mn+
| lg в(MY)
| L
| lg б(ML) при pH
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Al3+
| 16, 10
| OH–
|
|
|
|
| 0, 4
| 1, 3
| 5, 3
| 9, 3
| 13, 3
| 17, 3
| 21, 3
| 25, 3
| 29, 3
| 33, 3
| Ca2+
| 10, 70
| OH–
|
|
|
|
|
|
|
|
|
|
|
|
| 0, 3
| 1, 0
| Cd2+
| 16, 5
| NH3
|
|
|
|
|
|
| 0, 1
| 0, 5
| 2, 0
| 3, 0
| 3, 6
| 4, 5
| 8, 1
| 12, 0
|
|
| OH–
|
|
|
|
|
|
|
|
| 0, 1
| 0, 5
| 2, 0
| 4, 5
| 8, 1
| 12, 0
| Co2+
| 16, 31
| NH3
|
|
|
|
|
|
|
| 0, 2
| 1, 0
| 1, 8
| 2, 9
| 4, 9
| 7, 2
| 10, 2
|
|
| OH–
|
|
|
|
|
|
|
| 0, 1
| 0, 4
| 1, 1
| 2, 2
| 4, 2
| 7, 2
| 10, 2
| Cu2+
| 18, 8
| NH3
|
|
|
|
|
| 0, 2
| 1, 2
| 3, 6
| 6, 7
| 8, 2
| 8, 6
| 8, 6
| 8, 6
| 8, 6
|
|
| OH–
|
|
|
|
|
|
|
| 0, 2
| 0, 8
| 1, 7
| 2, 7
| 2, 7
| 4, 7
| 5, 7
| Fe2+
| 14, 20
| OH–
|
|
|
|
|
|
|
|
| 0, 1
| 0, 6
| 1, 5
| 2, 5
| 3, 5
| 4, 5
| Fe3+
| 25, 10
| OH–
|
|
| 0, 4
| 1, 8
| 3, 7
| 5, 7
| 7, 7
| 9, 7
| 11, 7
| 13, 7
| 15, 7
| 17, 7
| 19, 7
| 21, 7
|
|
| CH3COO–
|
| 0, 2
| 1, 3
| 3, 5
| 5, 2
| 6, 0
| 7, 7
| 9, 7
| 11, 7
| 13, 7
| 15, 7
| 17, 7
| 19, 7
| 21, 7
|
|
| Sal*
| 0, 9
| 2, 7
| 5, 1
| 7, 3
| 19, 3
| 21, 1
| 22, 4
| 23, 5
| 24, 7
| 26, 3
| 28, 1
| 29, 8
| 31, 0
| 32, 0
| La3+
| 15, 5
| OH–
|
|
|
|
|
|
|
|
|
| 0, 3
| 1, 0
| 1, 9
| 2, 9
| 3, 9
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Mg2+
| 8, 69
| OH–
|
|
|
|
|
|
|
|
|
|
| 0, 1
| 0, 5
| 1, 3
| 2, 3
| Mn2+
| 14, 04
| OH–
|
|
|
|
|
|
|
|
|
| 0, 1
| 0, 5
| 1, 4
| 2, 4
| 3, 4
|
|
| ТЭА**
|
|
|
|
|
|
|
| 1, 3
| 2, 0
| 3, 5
| 4, 9
| 9, 8
| 11, 3
| 12, 7
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Ni2+
| 18, 62
| NH3
|
|
|
|
|
|
| 0, 1
| 0, 6
| 2, 5
| 3, 8
| 4, 5
| 4, 5
| 4, 5
| 4, 5
|
|
| OH–
|
|
|
|
|
|
|
|
| 0, 1
| 0, 7
| 1, 6
| 2, 4
| 2, 7
| 3, 4
| Mn+
| lg в(MY)
| L
| lg б(ML) при pH
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Pb2+
| 18, 04
| OH–
|
|
|
|
|
|
| 0, 1
| 0, 5
| 1, 4
| 2, 7
| 4, 7
| 4, 7
| 10, 4
| 13, 4
|
|
| CH3COO–
|
|
| 0, 1
| 0, 6
| 1, 2
| 1, 5
| 1, 5
| 1, 5
| 1, 8
| 2, 7
| 4, 7
| 7, 4
| 10, 4
| 13, 4
| ThIV
| 23, 20
| OH–
|
|
|
| 0, 2
| 0, 8
| 1, 7
| 2, 7
| 3, 7
| 4, 7
| 5, 7
| 6, 7
| 7, 7
| 8, 7
| 9, 7
| Zn2+
| 16, 50
| OH–
|
|
|
|
|
|
|
|
| 0, 2
| 2, 4
| 5, 4
| 8, 5
| 11, 8
| 15, 5
|
|
| NH3
|
|
|
|
|
|
|
| 0, 4
| 3, 2
| 4, 7
| 5, 6
| 8, 5
| 11, 8
| 15, 5
| *Sal – салициловая кислота, **ТЭА – триэтаноламин
| Таблица 15
Логарифмы коэффициентов побочных реакций протонирования ЭДТА (lg б(HY)) при различных pH
pH
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| lgб(HY)
| 18, 00
| 13, 50
| 10, 60
| 8, 40
| 6, 50
| 4, 70
| 3, 30
| 2, 30
| 1, 30
| 0, 45
| 0, 07
| 0, 01
| 0, 00
| 0, 00
|
|