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+
|
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Monday, August 12, 2019
HYBRIDISATION AND GEOMETRY:
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