A、[Cr(NH<sub>3sub>)<sub>2sub>(C<sub>2sub>O<sub>4sub>)<sub>2sub>]- B、[Pt(en)<sub>2sub>]2+ C、[Cr(NH<sub>3sub>)<sub>5sub>(SO<sub>4sub>)]+ D、[CaY]2-
A、[Cr(NH<sub>3sub>)<sub>2sub>(C<sub>2sub>O<sub>4sub>)<sub>2sub>]- B、[Pt(en)<sub>2sub>]2+ C、[Cr(NH<sub>3sub>)<sub>5sub>(SO<sub>4sub>)]+ D、[CaY]2-
A、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)<sub>2sub>]Cl<sub>3sub> B、[Cr(NH<sub>3sub>)<sub>4sub>Cl<sub>2sub>]Cl C、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)Cl]Cl<sub>2sub> D、[Cr(NH<sub>3sub>)<sub>3sub>Cl<sub>3sub>]
A、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)<sub>2sub>]Cl<sub>3sub> B、[Cr(NH<sub>3sub>)<sub>4sub>Cl<sub>2sub>]Cl C、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)Cl]Cl<sub>2sub> D、[Cr(NH<sub>3sub>)<sub>3sub>Cl<sub>3sub>]
A、CH<sub>3sub>NH<sub>2sub> B、NH<sub>4sub>+ C、NH<sub>3sub> D、H<sub>2sub>NCH<sub>2sub>CH<sub>2sub>NH<sub>2sub>
A、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)<sub>2sub>]Cl<sub>3sub> B、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)<sub>2sub>Cl]Cl<sub>2sub> C、[Cr(NH<sub>3sub>)<sub>4sub>(H<sub>2sub>O)CL]Cl<sub>2sub>·H<sub>2sub>O D、[Cr(NH<sub>3sub>)<sub>4sub>Cl<sub>2sub>]Cl·2H<sub>2sub>O
A、AgNO<sub>3sub>,NH<sub>4sub>SCN,酸性, (NH<sub>4sub>)2Fe(SO<sub>4sub>)2 B、AgNO<sub>3sub>,NH<sub>4sub>SCN,中性,K<sub>2sub>CrO<sub>4sub> C、AgNO<sub>3sub>,KC<sub>lsub>, 酸性, K<sub>2sub>Cr<sub>2sub>O<sub>7sub> D、AgNO<sub>3sub>,NH<sub>4sub>SCN,碱性, (NH<sub>4sub>)2Fe(SO<sub>4sub>)2
A、[FeF<sub>6sub>]3- B、[Mn(CN)<sub>6sub>]3- C、[Ni(H<sub>2sub>O)]2+ D、[Co(NH<sub>3sub>)<sub>6sub>]3+
A、[Co(NH<sub>3sub>)<sub>6sub>]3+ B、[Co(H<sub>2sub>O)<sub>6sub>]3+ C、[Ti(H<sub>2sub>O)<sub>6sub>]+ D、[Co(CN)<sub>6sub>]3-
A、K<sub>2sub>[Fe(CN)<sub>6sub>] B、H<sub>2sub>[PtCl<sub>6sub>] C、[Cr(en)<sub>3sub>]Cl<sub>3sub> D、CoCN0<sub>6sub>