化学课后答案11.pdf
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第十一章 配合物结构
1.指出下列配合物可能存在的几何异构体:
(1)[Co(NH ) (H O) ]3+
3 4 2 2
(2 )[PtCl(NO 2 )(NH 3 )2 ]
(2 )[PtI 2 (NH 3 )4 ]2+ (a )cis- [PtI 2 (NH 3 )4 ]2+ (b )trans- [PtI 2 (NH 3 )4 ]2+
(4 )[Co(H O) (C O ) ]− (4 )
2 2 2 4 2
(5 )[IrCl (NH ) ]
3 3 3
解:(1)
(a )cis- [Co(H O) (C O ) ]− (b )trans- [Co(H O) (C O ) ]−
2 2 2 4 2 2 2 2 4 2
(a )cis- [Co(NH ) (H O) ]3+ (b )trans- [Co(NH ) (H O) ]3+ (5 )
3 4 2 2 3 4 2 2
(2 )
(a )cis- [PtCl(NO 2 )(NH 3 )2 ] (b )trans- [PtCl(NO 2 )(NH 3 )2 ]
(3 )
(a )面式-[IrCl (NH ) ] (b )经式-[IrCl (NH ) ]
3 3 3 3 3 3
3d 4s 4p
2. 根据下列配离子的空间构型,画出它们形成时中心离子的价层电
↑ [ ]
↓↑↓↑ ↑ ↑ ↑ ↓↑ ↓↑↓↑↓↑
子分布,并指出它们以何种杂化轨道成键,估计其磁矩(B.M.)各为多少?
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