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pH依存性

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Metallic ions in aqueous solution display many colours: • the red cobalt cation Co2+ from Co(NO3)2 (see § Co) • the orange chromium oxyanion Cr2O2−7 from K2Cr2O7 (§ Cr) • the yellow chromium oxyanion CrO2−4 from K2CrO4 (§ Cr) • the turquoise nickel cation Ni2+ from NiCl2 (§ Ni) • the blue copper cation Cu2+ from CuSO4 (§ Cu) • the purple manganese oxyanion MnO−4 from KMnO4 (§ Mn)

水溶液中の金属イオン加水分解と化学種の挙動

水溶液金属イオン加水分解錯体
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