CH₂=CMe₂ (isobutene)

[Au(CH₂=CMe₂)(PBuᵗ₃)]⊕

Formula Unicode styled: 
[Au(CH₂=CMe₂)(PBuᵗ₃)]⊕
Compound name(s): 
(η²-Isobutylene)-(tri-t-butylphosphine)-gold(1+)
Central atom: 
Gold
Attached groups: 
CH₂=CMe₂ (isobutene)
PBuᵗ₃ (tri-t-butylphosphane)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Au«V1C2OIE14B2Z0X0L2»⊕
[MLXZ]𝘲 class: 
[ML2]+
MLXZ class (ENC, equivalent neutral class): 
MX1L1

[Hf(CH₂=CMe₂)(PMe₃)(Cp)₂]

Formula Unicode styled: 
[Hf(CH₂=CMe₂)(PMe₃)(Cp)₂]
Compound name(s): 
(Isobutylene)-bis(η-cyclopentadienyl)-trimethylphosphine-hafnium
Central atom: 
Hafnium
Attached groups: 
CH₂=CMe₂ (isobutene)
PMe₃ (trimethylphosphane)
Cp (η⁵-cyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Hf«V2C8OIIE18B8Z0X2L6»
[MLXZ]𝘲 class: 
[MX2L6]
MLXZ class (ENC, equivalent neutral class): 
MX2L6