HYBRIDISATION AND GEOMETRY:

SN	CN	Hybridisation	Geometry	Bond angle	Examples
1	2	Sp	Linear	180	[Cu(CN)2]-, [Ag(CN)2]-, [Au(CN)2]-, [Ag(Cl)2]-, [Ag(NH3)2]+,
2	3	Sp2	Trigonal planer	120	[Hg(I3)2]2-,
3	4	Sp3	Tetrahedral	109. 28	[Ni(Cl)4]2-,[Zn(NH3)4]2+, [Cd(CN)4]2-,[Hg(I)4]2-, [Ag(S2O3)2]2,[Co(SCN)4]2
4	4	d3S                    /dxy,dyz,dzx,S	tetrahedral	109.28	CrO42-, MnO41-, MnO42- VO43-, Cr2O72-
5	4	dsp2             /dx2-y2Sp3	Square planer	90	[Ni(en)2]2+,[Cu(NH3)4]2+, [Ag(F)4]1-,[Pt(Cl)4]2-, [Au(F)4]1-,[Pd(H2O)4]2+, [Ni(dmg)2]
6	5	dz2Sp3                       / Sp3dz2	TBP	120, 90	[Fe(CO)5] , [Mn(CO)5] , [Cu(Cl)5]3
7	5	dx2-y2Sp3	Square pyramidal	90, 90	[Ni(CN)5] 3-
8	6	d2Sp3               /dx2-y2,dz2Sp3	Octahedral	90, 90	[Cr(NH3)6] 3+ , [NiF6] 2- , [Co(H2O)6] 3+ , [IrF6] 3-, [Rh(H2O)6] 3+ , [Ptcl6] 2- , [Pd(H2O)6] 4+,[Co(NH3)6] 3+
9	6	Sp3d2                          / Sp3 dx2y2,dz2	Octahedral	90, 90	[Fe(NH3)6] 2 ,[Fe(H2O)6] 3+   [Cr(H2O)6]2,[Ni(en)3]2+ [Mn(NH3)6] 2+