Hafnium

cis–[Hf(Cl)₄(TMEDA-κ²N)]

Formula Unicode styled: 
cis–[Hf(Cl)₄(TMEDA-κ²N)]
Compound name(s): 
Tetrachloro-(N,N,N',N'-tetramethylethylenediamine-N,N')-hafnium
Central atom: 
Hafnium
Attached groups: 
Cl (chloro)
TMEDA (tetramethylethylenediamine-κ²N)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
Hf«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Hf(Cl)₄(Thf)₂]

Formula Unicode styled: 
cis–[Hf(Cl)₄(Thf)₂]
Compound name(s): 
Tetrachloro-bis(tetrahydrofuran)-hafnium
Central atom: 
Hafnium
Attached groups: 
Cl (chloro)
Thf (tetrahydrofuran)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
Hf«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Hf(Cl)₄(Dppe-κ²P)]

Formula Unicode styled: 
cis–[Hf(Cl)₄(Dppe-κ²P)]
Compound name(s): 
Tetrachloro-(1,2-bis(diphenylphopshino)ethane)-hafnium
Central atom: 
Hafnium
Attached groups: 
Cl (chloro)
Dppe (1,2-bis-(diphenylphosphino)ethane-κ²P)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
Hf«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

cis–[Hf(Cl)₂(OH₂)(Oep)]

Formula Unicode styled: 
cis–[Hf(Cl)₂(OH₂)(Oep)]
Compound name(s): 
Aqua-dichloro-(2,3,7,8,12,13,17,18-octaethylporphyrinato)-hafnium
Central atom: 
Hafnium
Attached groups: 
Cl (chloro)
OH₂ (aqua)
Oep (octaethylporphyrin)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Hf«V4C7OIVE14B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

cis–[Hf(OPh)₃(Pc)]⊖

Formula Unicode styled: 
cis–[Hf(OPh)₃(Pc)]⊖
Compound name(s): 
tris(phenolato)-(phthalocyaninato)-hafnium(1-)
Central atom: 
Hafnium
Attached groups: 
OPh (phenoxy)
Pc (phthalocyaninato)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Hf«V4C7OIVE14B7Z0X5L2»⊖
[MLXZ]𝘲 class: 
[MX5L2]-
MLXZ class (ENC, equivalent neutral class): 
MX4L3

cis–[Hf(OBuᵗ)₄(Py)₂]

Formula Unicode styled: 
cis–[Hf(OBuᵗ)₄(Py)₂]
Compound name(s): 
tetrakis-t-butoxo-dipyridine-hafnium
Central atom: 
Hafnium
Attached groups: 
OBuᵗ (t-butyloxy)
Py (pyridine)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
Hf«V4C6OIVE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]
MLXZ class (ENC, equivalent neutral class): 
MX4L2