CH₂(PMe₂Ph) (dimethylphenylphosphonium-ylide)

[Ta(Cl)₄{CH₂(PMe₂Ph)}(Cp*)]

Formula Unicode styled: 
[Ta(Cl)₄{CH₂(PMe₂Ph)}(Cp*)]
Compound name(s): 
Tetrachloro-(eta-pentamethyl-cyclopentadienyl)-(diphenylmethylphosphino-methyl)-tantalum
Central atom: 
Tantalum
Attached groups: 
Cl (chloro)
CH₂(PMe₂Ph) (dimethylphenylphosphonium-ylide)
Cp* (η⁵-pentamethylcyclopentadienyl)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Oxidation Number (ON) (Roman numerals): 
ON: (V)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Ta«V5C8OVE16B8Z0X6L2»⊖
[MLXZ]𝘲 class: 
[MX6L2]-
MLXZ class (ENC, equivalent neutral class): 
MX5L3

[Au(C₆F₅)₃{CH₂(PMe₂Ph)}]

Formula Unicode styled: 
[Au(C₆F₅)₃{CH₂(PMe₂Ph)}]
Compound name(s): 
((Methyldiphenylphosphonio)methanide) tris(pentafluorophenyl)-gold
Central atom: 
Gold
Attached groups: 
C₆F₅ (pentafluorophenyl)
CH₂(PMe₂Ph) (dimethylphenylphosphonium-ylide)
Charge on central atom: 
-1
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Au«V3C4OIIIE16B4Z0L0X4»⊖
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1