10 3.2.2 其它配位体 L （Ligand）与 M 形成 逐级络合物 MLn 的稳定常数 ⑴ 逐级稳定常数 [ ][ ] [ ] 1 M L ML K 稳 = [ ][ ] [ ] 2 2 ML L ML K 稳 = M + L ↔ ML ML + L ↔ ML 2 [ ] [ ][ ] 1 ML = K 稳 ⋅ M L [ ] [ ][ ] 2 ML 2 = K 稳 ⋅ ML L 2 2 [ ] [ ][ ] 1 2 即 ML = K 稳 ⋅K 稳 ⋅ M L10 3.2.2 其它配位体 L （Ligand）与 M 形成 逐级络合物 MLn 的稳定常数 ⑴ 逐级稳定常数 [ ][ ] [ ] 1 M L ML K 稳 = [ ][ ] [ ] 2 2 ML L ML K 稳 = M + L ↔ ML ML + L ↔ ML 2 [ ] [ ][ ] 1 ML = K 稳 ⋅ M L [ ] [ ][ ] 2 ML 2 = K 稳 ⋅ ML L 2 2 [ ] [ ][ ] 1 2 即 ML = K 稳 ⋅K 稳 ⋅ M L