释义 |
coordination complex noun : a compound or ion that contains a central usually metallic atom or ion combined by coordinate bonds with a definite number of surrounding ions, groups, or molecules, that retains its identity more or less even in solution, and that may be nonionic {as tri-ammine-trinitro-cobalt [Co(NH3)3(NO2)3]0}, cationic {as hex-ammine-cobalt(III)[Co(NH3)6]+++}, or anionic {as hexachloroplatinate[PtCl6]--} — see chelate I |