[P(SiCl₃)₂]⊖

Formula Unicode styled: 
[P(SiCl₃)₂]⊖
Compound name(s): 
bis(trichlorosilyl)phosphide
bis(trichlorosilyl)phosphorus(1-)
Central atom: 
Charge on formula unit (QN): 
1–
Compound type: 
Notes: 

Interaction of an occupied lone pair at the phosphorus atom with the antibonding σ* orbitals of the Si–Cl bonds amounts to a Z interaction.

Valence Number (VN) = 𝘹 + 2𝘻 : 
Coordination Number (CN, sum of attached group denticities): 
Oxidation Number (ON) (Roman numerals): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
3
[MLXZ]𝘲 class: 
[MX2Z1]-
MLXZ class (ENC, equivalent neutral class): 
MX3
Summary of calculated classifications: 
P«V3C2O-IIIE8B3L0X2Z1»
𝘥-electron configuration = 𝘮 – VN: 
𝘥-electron configuration = 𝘮 – ON: 
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
Attached atoms: 
Si2
Phase: 
InChIKey (see www.inchi-trust.org): 
HVLKSMIQHAVXOS-UHFFFAOYSA-N