Hafnium

Attached groups:

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:

EN: 18

Summary of calculated classifications:

Hf«V²C⁶O^-IIE¹⁸B⁸Z⁰X⁰L⁶»^2⊖

[MLXZ]𝘲 class:

[ML₆]^2-

MLXZ class (ENC, equivalent neutral class):

MX₂L₆

[Hf(η³-C₈H₈)₂(η⁴-Cot)]²⊖

Formula Unicode styled:

[Hf(η³-C₈H₈)₂(η⁴-Cot)]²⊖

Compound name(s):

(η⁴-1,3,5,7-cyclooctatetraene)-bis(η³-cycloocta-1,3,5-trienyl)-hafnium

Central atom:

C₈H₈ (η³-cyclooctatetraenyl)

Attached groups:

Cot (η⁴-cyclooctatetraene)

Charge on central atom:

-2

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 0

Oxidation Number (ON) (Roman numerals):

ON: (O)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁰C⁶O^OE¹⁶B⁶Z⁰X²L⁴»^2⊖

[MLXZ]𝘲 class:

[MX₂L₄]^2-

MLXZ class (ENC, equivalent neutral class):

ML₆

[Hf(BH₄-κ²H)₂(η⁵-C₅H₄Me)₂]

Formula Unicode styled:

[Hf(BH₄-κ²H)₂(η⁵-C₅H₄Me)₂]

Compound name(s):

bis(bethylcyclopentadienyl)-bis(tetrahydroborato)-hafnium

Central atom:

BH₄ (tetrahydroborato-κ²H)

Attached groups:

C₅H₄Me (η⁵-methylcyclopentadienyl)

Charge on central atom:

2

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

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

CN: 8

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 18

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁸B⁷Z⁰X²L⁵»^2⊕

[MLXZ]𝘲 class:

[MX₂L₅]²⁺

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(BH₄-κ²H)₂(η⁵-C₅H₄Me)₂]

Formula Unicode styled:

[Hf(BH₄-κ²H)₂(η⁵-C₅H₄Me)₂]

Compound name(s):

bis(bethylcyclopentadienyl)-bis(tetrahydroborato)-hafnium

Central atom:

BH₄ (tetrahydroborato-κ²H)

Attached groups:

C₅H₄Me (η⁵-methylcyclopentadienyl)

Charge on central atom:

2

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

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

CN: 8

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 18

Summary of calculated classifications:

Hf«V⁴C⁸O^IVE¹⁸B⁷Z⁰X²L⁵»^2⊕

[MLXZ]𝘲 class:

[MX₂L₅]²⁺

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

trans–[Hf(Cl)₂(C₆Cl₅)₃]⊖

Formula Unicode styled:

trans–[Hf(Cl)₂(C₆Cl₅)₃]⊖

Compound name(s):

dichloro-tris(pentachlorophenyl)-hafnium(1-)

Central atom:

Attached groups:

C₆Cl₅ (pentachlorophenyl)

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: 5

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 10

Summary of calculated classifications:

Hf«V⁴C⁵O^IVE¹⁰B⁵Z⁰L⁰X⁵»^⊖

[MLXZ]𝘲 class:

[MX₅]^-

MLXZ class (ENC, equivalent neutral class):

MX₄L₁

[Hf{N(SiHMe₂)₂}₄]

Formula Unicode styled:

[Hf{N(SiHMe₂)₂}₄]

Compound name(s):

tetrakis(bis(Dimethylsilyl)amido)-hafnium

Central atom:

N(SiHMe₂)₂ (bis(dimethylsilyl)amino: planar)

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):

CN: 4

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁴O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(C≡CSiBuᵗ₃)₆]²⊖

Formula Unicode styled:

[Hf(C≡CSiBuᵗ₃)₆]²⊖

Compound name(s):

hexakis(tri-t-butylsilylacetylene)-hafnium(2-)

Central atom:

C≡CSiBuᵗ₃ (tri-t-butylsilylalkynyl)

Attached groups:

Charge on central atom:

-2

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«V⁴C⁶O^IVE¹²B⁶Z⁰L⁰X⁶»^2⊖

[MLXZ]𝘲 class:

[MX₆]^2-

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

[Hf(O)₂]

Formula Unicode styled:

[Hf(O)₂]

Compound name(s):

dioxo-hafnium|hafnium dioxide

Central atom:

Attached groups:

O (oxo X₂)

Charge on central atom:

Compound type:

Lattice

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 0

Summary of calculated classifications:

Hf«V⁴C⁷O^IV»

[MLXZ]𝘲 class:

MLXZ class (ENC, equivalent neutral class):

[Hf(NMe₂)₃(μ₂-NMe₂)]₂

Formula Unicode styled:

[Hf(NMe₂)₃(μ₂-NMe₂)]₂

Compound name(s):

bis-[(μ₂-dimethylamido)-tris(dimethylamido)-hafnium]

Central atom:

NMe₂ (dimethylamino: planar)

Attached groups:

NMe₂ (μ₂-dimethylamino)

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:

Summary of calculated classifications:

Hf«V⁴C⁵O^IVE¹⁶B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Hf(Me₃SiC≡CPh)(Cp*)₂]

Formula Unicode styled:

[Hf(Me₃SiC≡CPh)(Cp*)₂]

Compound name(s):

bis(η⁵-pentamethylcyclopentadienyl)-(η²-phenyl(trimethylsilyl)acetylene)-hafnium

Central atom:

Me₃SiC≡CPh (trimethylsilyl-phenyl-ethyne)

Attached groups:

Cp* (η⁵-pentamethylcyclopentadienyl)

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«V²C⁷O^IIE¹⁶B⁷Z⁰X²L⁵»

[MLXZ]𝘲 class:

[MX₂L₅]

MLXZ class (ENC, equivalent neutral class):

MX₂L₅

[Hf(I)₂(μ₂-I)(PMe₃)₂]₂

Formula Unicode styled:

[Hf(I)₂(μ₂-I)(PMe₃)₂]₂

Compound name(s):

bis-[(μ₂-Iodo)-di-iodo-bis(trimethylphosphine)-hafnium-(Hf-Hf)]

Central atom:

PMe₃ (trimethylphosphane)

Attached groups:

I (iodo)

I (μ₂-iodo)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

ON: (III)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁷O^IIIE¹⁴B⁷Z⁰X⁴L³»

[MLXZ]𝘲 class:

[MX₄L₃]

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(I)₂(μ₂-I)(PMe₂Ph)₂]₂

Formula Unicode styled:

[Hf(I)₂(μ₂-I)(PMe₂Ph)₂]₂

Compound name(s):

bis-[(μ₂-Iodo)-di-iodo-bis(dimethylphenylphosphine)-hafnium-(Hf-Hf)]

Central atom:

PMe₂Ph (dimethylphenylphosphane)

Attached groups:

I (iodo)

I (μ₂-iodo)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

ON: (III)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁷O^IIIE¹⁴B⁷Z⁰X⁴L³»

[MLXZ]𝘲 class:

[MX₄L₃]

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(μ₂-H)(Me)(μ₂-PBuᵗ₂)(Cp*)]₂

Formula Unicode styled:

[Hf(μ₂-H)(Me)(μ₂-PBuᵗ₂)(Cp*)]₂

Compound name(s):

bis-[(μ₂-Hydrido)-methyl-(η⁵-pentamethyl-cyclopentadienyl)-(μ₂-di-t-butylphosphide)-hafnium)

Central atom:

PBuᵗ₂ (μ₂-dibutylphosphanyl)

Attached groups:

H (μ₂-hydrido)

Me (methyl)

Cp* (η⁵-pentamethylcyclopentadienyl)

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: 8

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(F)₄(μ₂-F)(OH₂)]₂²⊖

Formula Unicode styled:

[Hf(F)₄(μ₂-F)(OH₂)]₂²⊖

Compound name(s):

bis-[(μ₂-fluoro)-aqua-tetrafluoro-hafnium(1-)]

Central atom:

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):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁷O^IVE¹⁴B⁷Z⁰X⁵L²»^⊖

[MLXZ]𝘲 class:

[MX₅L₂]^-

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(F)₃(μ₂-F)(Dmso-κO)₂]₂

Formula Unicode styled:

[Hf(F)₃(μ₂-F)(Dmso-κO)₂]₂

Compound name(s):

bis-[(μ₂-Fluoro)-trifluoro-bis(dimethylsulfoxide)-hafnium]

Central atom:

Dmso (dimethylsulfoxide-κO)

Attached groups:

F (fluoro)

F (μ₂-fluoro)

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«V⁴C⁷O^IVE¹⁴B⁷Z⁰X⁴L³»

[MLXZ]𝘲 class:

[MX₄L₃]

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(Cl)₄(μ₂-Cl)]₂²⊖

Formula Unicode styled:

[Hf(Cl)₄(μ₂-Cl)]₂²⊖

Compound name(s):

bis-[(μ₂-chloro)-tetrachloro-hafnium_(1-)]

Central atom:

Attached groups:

Cl (μ₂-chloro)

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):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁶O^IVE¹²B⁶Z⁰X⁵L¹»^⊖

[MLXZ]𝘲 class:

[MX₅L₁]^-

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

[Hf(Cl)₂(μ₂-Cl)(η⁵-C₅HMe₄)]₂

Formula Unicode styled:

[Hf(Cl)₂(μ₂-Cl)(η⁵-C₅HMe₄)]₂

Compound name(s):

bis-[(μ₂-chloro)-dichloro-(η⁵-tetramethylcyclopentadienyl)-hafnium]

Central atom:

Attached groups:

C₅HMe₄ (η⁵-tetramethylcyclopentadienyl)

Cl (μ₂-chloro)

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«V⁴C⁷O^IVE¹⁴B⁷Z⁰X⁴L³»

[MLXZ]𝘲 class:

[MX₄L₃]

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(Cl)₂{Ge(SiMe₃)₃}(Cp*)]

Formula Unicode styled:

[Hf(Cl)₂{Ge(SiMe₃)₃}(Cp*)]

Compound name(s):

(eta-Pentamethyl-cyclopentadienyl)-dichloro-tris(trimethylsilyl)germyl-hafnium

Central atom:

Attached groups:

Ge(SiMe₃)₃ (tris(trimethylsilyl)germyl)

Cp* (η⁵-pentamethylcyclopentadienyl)

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«V⁴C⁶O^IVE¹²B⁶Z⁰X⁴L²»

[MLXZ]𝘲 class:

[MX₄L₂]

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

[Hf(Cl)₂(μ₂-Cl)(PMe₂Ph)₂]₂

Formula Unicode styled:

[Hf(Cl)₂(μ₂-Cl)(PMe₂Ph)₂]₂

Compound name(s):

bis-[(μ₂-Chloro)-dichloro-bis(dimethylphenylphosphine)-hafnium-(Hf-Hf)]

Central atom:

Attached groups:

PMe₂Ph (dimethylphenylphosphane)

Cl (μ₂-chloro)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

ON: (III)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Hf«V⁴C⁷O^IIIE¹⁴B⁷Z⁰X⁴L³»

[MLXZ]𝘲 class:

[MX₄L₃]

MLXZ class (ENC, equivalent neutral class):

MX₄L₃

[Hf(=NC₆H₃Prⁱⁱ₂)(Ttp)]

Formula Unicode styled:

[Hf(=NC₆H₃Prⁱ₂)(Ttp)]

Compound name(s):

(Tetra-p-tolylporphyrinato)-(2,6-di-isopropylphenylimido)-hafnium

Central atom:

=NC₆H₃Prⁱ₂ (2,6-di-isopropylphenylimino)

Attached groups:

Ttp (tetratolylporphyrin)

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: