Arsenic

[As(C₆F₅)₂]₂

Formula Unicode styled: 
[As(C₆F₅)₂]₂
Compound name(s): 
tetrakis(Pentafluorophenyl)diarsenic
Central atom: 
Arsenic
Attached groups: 
C₆F₅ (pentafluorophenyl)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
As«V3C3OIIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[As(C≡CPh)₃]

Formula Unicode styled: 
[As(C≡CPh)₃]
Compound name(s): 
tri-phenylethynyl arsenic
Central atom: 
Arsenic
Attached groups: 
C≡CPh (phenylethynyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
As«V3C3OIIIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3