Hafnium

Si(SiMe₃)₃ (tris-trimethylsilyl-silyl)

Attached groups:

NMe₂ (dimethylamino: planar)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

CN: 4

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 14

Summary of calculated classifications:

Hf«V⁴C⁴O^IVE¹⁴B⁷Z⁰X⁴L³»

[MLXZ]𝘲 class:

[MX₄L₃]

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf{P(SiMe₃)₂}₂(Cp)₂]

Formula Unicode styled:

[Hf{P(SiMe₃)₂}₂(Cp)₂]

Compound name(s):

bis(η-Cyclopentadienyl)-bis(bis(trimethylsilyl)phosphido-P)-hafnium

Central atom:

P(SiMe₃)₂ (bis(trimethylsilyl)phosphanyl)

Attached groups:

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf{N(SiMe₃)₂}₃]⊕

Formula Unicode styled:

[Hf{N(SiMe₃)₂}₃]⊕

Compound name(s):

tris(bis(Trimethylsilyl)amino)-hafnium(1+)

Central atom:

N(SiMe₃)₂ (bis(trimethylsilyl)amino: planar)

Attached groups:

Charge on central atom:

1

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

CN: 3

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 12

Summary of calculated classifications:

Hf«V⁴C³O^IVE¹²B⁶Z⁰X³L³»^⊕

[MLXZ]𝘲 class:

[MX₃L₃]⁺

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

[Hf(η⁸-C₈Me₆)₂]

Formula Unicode styled:

[Hf(η⁸-C₈Me₆)₂]

Compound name(s):

bis(permethylpentalene)-hafnium

Central atom:

(C₈Me₆)₂ (bis(η⁸-hexamethylpentalene) Ⓢ)

Attached groups:

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁸B⁹Z⁰X⁴L⁵»

[MLXZ]𝘲 class:

[MX₄L₅]

MLXZ class (ENC, equivalent neutral class):

MX₄L₅

[Hf(σ²-η²-C₄H₆)₂(Dmpe)]

Formula Unicode styled:

[Hf(σ²-η²-C₄H₆)₂(Dmpe)]

Compound name(s):

bis(η-Butadiene)-(1,2-bis(dimethylphosphino)-ethane)-hafnium

Central atom:

Dmpe (1,2-bis-(dimethylphosphino)ethane)

Attached groups:

C₄H₆ (σ²-η²-butadiene)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(η⁴-C₄H₄Me₂)(Cp)₂]

Formula Unicode styled:

[Hf(η⁴-C₄H₄Me₂)(Cp)₂]

Compound name(s):

(η-s-cis-2,3-Dimethylbutadiene)-hafnocene

Central atom:

C₄H₄Me₂ (η⁴-dimethylbutadiene)

Attached groups:

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 2

Oxidation Number (ON) (Roman numerals):

ON: (II)

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V²C⁸O^IIE¹⁸B⁸Z⁰X²L⁶»

[MLXZ]𝘲 class:

[MX₂L₆]

MLXZ class (ENC, equivalent neutral class):

MX₂L₆

[Hf(η³-C₃H₅)₂(η⁸-C₈Me₆)]

Formula Unicode styled:

[Hf(η³-C₃H₅)₂(η⁸-C₈Me₆)]

Compound name(s):

bis(allyl)-(permethylpentalene)-hafnium

Central atom:

C₈Me₆ (η⁸-hexamethylpentalene)

Attached groups:

C₃H₅ (η³-allyl)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁸B⁹Z⁰X⁴L⁵»

[MLXZ]𝘲 class:

[MX₄L₅]

MLXZ class (ENC, equivalent neutral class):

MX₄L₅

[Hf(Pz-3,5-Me₂-κ²N)₄]

Formula Unicode styled:

[Hf(Pz-3,5-Me₂-κ²N)₄]

Compound name(s):

tetrakis(η-3,5-Dimethylpyrazolato)-hafnium

Central atom:

Pz-Me₂ (3,5-dimethyl-pyrazolyl-κ²N)

Attached groups:

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(SPh)₂(Cp*)₂]

Formula Unicode styled:

[Hf(SPh)₂(Cp*)₂]

Compound name(s):

bis-(η-Pentamethyl-cyclopentadienyl)-bis-(phenylsulfido)-hafnium

Central atom:

Cp* (η⁵-pentamethylcyclopentadienyl)

Attached groups:

SPh (phenylthio)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(SnPh₃)₄(CO)₄]²⊖

Formula Unicode styled:

[Hf(SnPh₃)₄(CO)₄]²⊖

Compound name(s):

tetrakis(triphenyl-tin)-tetracarbonyl-hafnium(2-)

Central atom:

Attached groups:

SnPh₃ (triphenylstannyl)

CO (carbonyl)

Charge on central atom:

-2

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 2

Oxidation Number (ON) (Roman numerals):

ON: (II)

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V²C⁸O^IIE¹⁸B⁸Z⁰X⁴L⁴»^2⊖

[MLXZ]𝘲 class:

[MX₄L₄]^2-

MLXZ class (ENC, equivalent neutral class):

MX₂L₆

[Hf(SnMe₃)₂(η⁶-C₇H₈)₂]

Formula Unicode styled:

[Hf(SnMe₃)₂(η⁶-C₇H₈)₂]

Compound name(s):

bis(Trimethyl-tin)-bis(η-toluene)-hafnium

Central atom:

Attached groups:

SnMe₃ (trimethylstannyl)

C₇H₈ (toluene)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 2

Oxidation Number (ON) (Roman numerals):

ON: (II)

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V²C⁸O^IIE¹⁸B⁸Z⁰X²L⁶»

[MLXZ]𝘲 class:

[MX₂L₆]

MLXZ class (ENC, equivalent neutral class):

MX₂L₆

[Hf(SeMe)₂(Cp)₂]

Formula Unicode styled:

[Hf(SeMe)₂(Cp)₂]

Compound name(s):

bis(η-Cyclopentadienyl)-bis(methylselenolato)-hafnium

Central atom:

Attached groups:

SeMe (methylselenyl)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(Se₅)(Cp)₂]

Formula Unicode styled:

[Hf(Se₅)(Cp)₂]

Compound name(s):

bis(η-Cyclopentadienyl)-(pentaselenido-Se,Se')-hafnium

Central atom:

Attached groups:

Se₅ (pentaseleno-κ²Se)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(SBuⁿ)₂(Cp*)₂]

Formula Unicode styled:

[Hf(SBuⁿ)₂(Cp*)₂]

Compound name(s):

bis-(η-Pentamethyl-cyclopentadienyl)-bis(n-butylsulfido)-hafnium

Central atom:

Cp* (η⁵-pentamethylcyclopentadienyl)

Attached groups:

SBuⁿ (n-butylthio)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(S₅)(Cp)₂]

Formula Unicode styled:

[Hf(S₅)(Cp)₂]

Compound name(s):

bis(η-Cyclopentadienyl)-(pentasulfido-S,S')-hafnium

Central atom:

S₅ (pentasulfanediyl-κ²S)

Attached groups:

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(PMe₃)(Cp)(η⁷-C₇H₇)]

Formula Unicode styled:

[Hf(PMe₃)(Cp)(η⁷-C₇H₇)]

Compound name(s):

(η-Cycloheptatrienyl)-(η-cyclopentadienyl)-(trimethylphosphine)-hafnium

Central atom:

PMe₃ (trimethylphosphane)

Attached groups:

C₇H₇ (η⁷-cycloheptatrienyl X₃L₂)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁸B⁹Z⁰X⁴L⁵»

[MLXZ]𝘲 class:

[MX₄L₅]

MLXZ class (ENC, equivalent neutral class):

MX₄L₅

[Hf(PEt₂)₂(Cp)₂]

Formula Unicode styled:

[Hf(PEt₂)₂(Cp)₂]

Compound name(s):

bis(η-Cyclopentadienyl)-bis(diethylphosphide)-hafnium

Central atom:

Attached groups:

PEt₂ (diethylphosphanyl)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(OBuᵗ)₄(Thf)]

Formula Unicode styled:

[Hf(OBuᵗ)₄(Thf)]

Compound name(s):

tetrakis-t-butoxo-tetrahydrofuran-hafnium

Central atom:

Attached groups:

OBuᵗ (t-butyloxy)

Thf (tetrahydrofuran)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

CN: 5

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 10

Summary of calculated classifications:

Hf«V⁴C⁵O^IVE¹⁰B⁵Z⁰X⁴L¹»

[MLXZ]𝘲 class:

[MX₄L₁]

MLXZ class (ENC, equivalent neutral class):

MX₄L₁

[Hf(OBuᵗ)₂(Cp)₂]

Formula Unicode styled:

[Hf(OBuᵗ)₂(Cp)₂]

Compound name(s):

bis(η-cyclopentadienyl)-bis(t-butoxido)-hafnium

Central atom:

Attached groups:

OBuᵗ (t-butyloxy)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(O₂C₇H₅-κ²O)₄]

Formula Unicode styled:

[Hf(O₂C₇H₅-κ²O)₄]

Compound name(s):

tetrakis(Tropolonato)-hafnium

Central atom:

Attached groups:

O₂C₇H₅ (tropolonato-κ²O)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

Coordination Number (CN, sum of attached group denticities):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: