6-coordinate: octahedral (p-block element, 0 lone pairs)

trans–[Si(C≡CPh)₂(Tpp)]

Formula Unicode styled: 
trans–[Si(C≡CPh)₂(Tpp)]
Compound name(s): 
5,10,15,20-Tetraphenylporphyrinato-bis(2-phenylethynyl)silane
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(F)₆]²⊖

Formula Unicode styled: 
[Si(F)₆]²⊖
Compound name(s): 
hexafluorosilicon(2-)|hexafluorosilicate
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(F)₅(NH₃)]⊖

Formula Unicode styled: 
[Si(F)₅(NH₃)]⊖
Compound name(s): 
ammine-pentafluorosilicon(1-)
Central atom: 
Attached groups: 
Charge on central atom: 
-1
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X5L1»
[MLXZ]𝘲 class: 
[MX5L1]-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

trans–[Si(OH)₂(Pc)]

Formula Unicode styled: 
trans–[Si(OH)₂(Pc)]
Compound name(s): 
Phthalocyaninato-dihydroxy-silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(NCSe)₆]²⊖

Formula Unicode styled: 
[Si(NCSe)₆]²⊖
Compound name(s): 
hexakis(isoselenocyanato)-silicon(2-)
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(NCS-κN)₆]²⊖

Formula Unicode styled: 
[Si(NCS-κN)₆]²⊖
Compound name(s): 
hexaisothiocyanato-silicon(2-)
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(N₃)₆]²⊖

Formula Unicode styled: 
[Si(N₃)₆]²⊖
Compound name(s): 
hexakis(azido)-silicon(2-)
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(CN)₆]²⊖

Formula Unicode styled: 
[Si(CN)₆]²⊖
Compound name(s): 
hexakis(cyano)silicon(2-)
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(CN)₅(F)]²⊖

Formula Unicode styled: 
[Si(CN)₅(F)]²⊖
Compound name(s): 
pentakis(cyano)(fluoro)silicon(2-)
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Si(NCO)₂(Acac)₂]

Formula Unicode styled: 
cis–[Si(NCO)₂(Acac)₂]
Compound name(s): 
bis(Acetylacetonato)-dicyanato-silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

mer,cis–[Si(Cl)₃(SiCl₃)(TMEDA-κ²N)]

Formula Unicode styled: 
mer,cis–[Si(Cl)₃(SiCl₃)(TMEDA-κ²N)]
Compound name(s): 
(Trichlorosilyl)-trichloro-(1,2-bis(dimethylamino)ethane)-silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIIIE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

fac–[Si(Cl)₃(H)(TMEDA-κ²N)]

Formula Unicode styled: 
fac–[Si(Cl)₃(H)(TMEDA-κ²N)]
Compound name(s): 
Trichloro-1,2-bis(dimethylamino)ethane-hydridosilane
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

fac–[Si(CCl₃)(Cl)₃(Bpy)]

Formula Unicode styled: 
fac–[Si(CCl₃)(Cl)₃(Bpy)]
Compound name(s): 
Trichloromethyl-trichloro-(2,2'-bipyridyl)-silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

fac–[Si(C≡CMe)(F)₃(Bpy)]

Formula Unicode styled: 
fac–[Si(C≡CMe)(F)₃(Bpy)]
Compound name(s): 
(2,2'-Bipyridyl)-trifluoro-(phenylethynyl)silane
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(Ph)₂(O₂C₇H₅-κ²O)₂]

Formula Unicode styled: 
[Si(Ph)₂(O₂C₇H₅-κ²O)₂]
Compound name(s): 
Diphenyl-bis(tropolonato-O,O')-silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Si(Cl)₂(Bpy)₂]²⊕

Formula Unicode styled: 
[Si(Cl)₂(Bpy)₂]²⊕
Compound name(s): 
bis(2,2'-Bipyridyl)dichlorosilicon(2+)
Central atom: 
Attached groups: 
Charge on central atom: 
2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X2L4»2⊕
[MLXZ]𝘲 class: 
[MX2L4]2+
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Si(F)₄(Bpy)]

Formula Unicode styled: 
cis–[Si(F)₄(Bpy)]
Compound name(s): 
2,2'-Bipyridyl-tetrafluoro-silicon
Central atom: 
Attached groups: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Si(NCO)₄(Phen)]

Formula Unicode styled: 
cis–[Si(NCO)₄(Phen)]
Compound name(s): 
tetrakis(Ccyanato)-(1,10-phenanthroline)silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Si(N₃)₄(Bpy)]

Formula Unicode styled: 
cis–[Si(N₃)₄(Bpy)]
Compound name(s): 
tetrakis(Azido)-(2,2'-bipyridine-N,N')-silicon
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Si«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

trans,trans,trans–[Sn(Cl)₂(Me)₂(N₂C₃H₄)₂]

Formula Unicode styled: 
trans,trans,trans–[Sn(Cl)₂(Me)₂(N₂C₃H₄)₂]
Compound name(s): 
Dichloro-bis(imidazole-N)-dimethyl-tin
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Sn«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2