SiI₃ (triiodosilyl)

[B(I)₃(SiI₃)]⊖

Formula Unicode styled: 
[B(I)₃(SiI₃)]⊖
Compound name(s): 
(Triiodoboron)-triiodo-silicon(1-)
Central atom: 
Boron
Attached groups: 
I (iodo)
SiI₃ (triiodosilyl)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
B«V3C4OIE8B4Z0L0X4»⊖
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Si(Buᵗ)₃(SiI₃)]

Formula Unicode styled: 
[Si(Buᵗ)₃(SiI₃)]
Compound name(s): 
2,2,2-Tri-t-butyl-1,1,1-tri-iododisilane
Central atom: 
Silicon
Attached groups: 
Buᵗ (t-butyl)
SiI₃ (triiodosilyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Si«V4C4OIIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4