EN: 16

12-crown-4 (12-crown-4-κ⁴O)

O (μ₂–oxo X₂L)

Charge on central atom:

1

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 4

Oxidation Number (ON) (Roman numerals):

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ti«V⁴C⁷O^IVE¹⁶B⁸Z⁰X³L⁵»^⊕

[MLXZ]𝘲 class:

[MX₃L₅]⁺

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Ta(N₃)₃(μ₂-N₃)(Cp*)]₂

Formula Unicode styled:

[Ta(N₃)₃(μ₂-N₃)(Cp*)]₂

Compound name(s):

bis-[(μ₂-Azido)-tris(azido)-(η⁵-pentamethylcyclopentadienyl)-tantalum]

Central atom:

Attached groups:

N₃ (azido)

N₃ (μ₂-azido)

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:

Ta«V⁵C⁸O^VE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Me)(μ₂-S)(Cp*)]₂

Formula Unicode styled:

[Ta(Me)(μ₂-S)(Cp*)]₂

Compound name(s):

bis-[(μ-sulfido)-(η⁵-pentamethylcyclopentadienyl)-methyl-tantalum(Ta—Ta)]

Central atom:

Attached groups:

Me (methyl)

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:

Ta«V⁵C⁷O^IVE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(F)₃(μ₂-F)(Cp*)]₂

Formula Unicode styled:

[Ta(F)₃(μ₂-F)(Cp*)]₂

Compound name(s):

bis-[(μ₂-Fluoro)-trifluoro-(η⁵-pentamethyl-cyclopentadienyl)-tantalum]

Central atom:

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):

CN: 8

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ta«V⁵C⁸O^VE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[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:

Attached groups:

CH₂(PMe₂Ph) (dimethylphenylphosphonium-ylide)

Charge on central atom:

-1

Compound type:

Molecular

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:

Ta«V⁵C⁸O^VE¹⁶B⁸Z⁰X⁶L²»^⊖

[MLXZ]𝘲 class:

[MX₆L₂]^-

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(μ₂-Cl)(TMEDA-κ²N)]₂

Formula Unicode styled:

[Ta(Cl)₂(μ₂-Cl)(TMEDA-κ²N)]₂

Compound name(s):

bis-[(μ₂-Chloro)-dichloro-(N,N,N',N'-tetraethylethylenediamine-N,N')-di-tantalum(Ta=Ta)]

Central atom:

Attached groups:

TMEDA (tetramethylethylenediamine-κ²N)

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:

Ta«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(μ₂-Cl)(PMe₃)₂]₂

Formula Unicode styled:

[Ta(Cl)₂(μ₂-Cl)(PMe₃)₂]₂

Compound name(s):

bis-[(μ₂-Chloro)-dichloro-bis(trimethylphosphine)-tantalum(Ta=Ta)]

Central atom:

Attached groups:

PMe₃ (trimethylphosphane)

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:

Ta«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(μ₂-Cl)(Depe)]₂

Formula Unicode styled:

[Ta(Cl)₂(μ₂-Cl)(Depe)]₂

Compound name(s):

bis-[(μ₂-Chloro)-dichloro-(bis(diethylphosphino)ethane-P,P')-tantalum(Ta=Ta)]

Central atom:

Attached groups:

Depe (1,2-bis-(diethylphosphino)ethane)

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:

Ta«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(NHBuᵗ)(=NBuᵗ)(NH₂Buᵗ)]₂

Formula Unicode styled:

[Ta(Cl)₂(NHBuᵗ)(=NBuᵗ)(NH₂Buᵗ)]₂

Compound name(s):

bis-[(μ₂-Chloro)-chloro-(t-butylamido)-(t-butylamine)-(t-butylimido)-tantalum

Central atom:

Attached groups:

NHBuᵗ (t-butylamino: planar)

=NBuᵗ (t-butylimino)

NH₂Buᵗ (t-butylamine)

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: 6

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ta«V⁵C⁶O^VE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(μ₂-S)(PMe₃)₂]₂

Formula Unicode styled:

[Ta(Cl)₂(μ₂-S)(PMe₃)₂]₂

Compound name(s):

bis-[(μ₂-Sulfido)-dichloro-bis(trimethylphosphino)-tantalum(Ta—Ta)]

Central atom:

Attached groups:

PMe₃ (trimethylphosphane)

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:

Ta«V⁵C⁷O^IVE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(μ₂-S)(PMe₂Ph)₂]₂

Formula Unicode styled:

[Ta(Cl)₂(μ₂-S)(PMe₂Ph)₂]₂

Compound name(s):

bis-[(μ₂-Sulfido)-dichloro-bis(dimethylphenylphosphino)-tantalum(Ta—Ta)]

Central atom:

Attached groups:

PMe₂Ph (dimethylphenylphosphane)

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:

Ta«V⁵C⁷O^IVE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)₂(μ₂-OEt)(⭀NBuᵗ)(NH₂Buᵗ)]₂

Formula Unicode styled:

[Ta(Cl)₂(μ₂-OEt)(⭀NBuᵗ)(NH₂Buᵗ)]₂

Compound name(s):

bis-[(t-Butylamine)-(t-butylimido)-dichloro-(μ₂-ethoxo)-tantalum]

Central atom:

Attached groups:

OEt (μ₂-ethoxy)

⭀NBuᵗ (⭀N t-butylimino)

NH₂Buᵗ (t-butylamine)

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: 6

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ta«V⁵C⁶O^VE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)(μ₂-S)(Cp*)]₂

Formula Unicode styled:

[Ta(Cl)(μ₂-S)(Cp*)]₂

Compound name(s):

bis-[(μ-sulfido)-(chloro)-(η⁵-pentamethylcyclopentadienyl)-tantalum(Ta—Ta)]

Central atom:

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:

Ta«V⁵C⁷O^IVE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Cl)(μ₂-NPh)(Cp*)]₂

Formula Unicode styled:

[Ta(Cl)(μ₂-NPh)(Cp*)]₂

Compound name(s):

bis-[chloro-(μ₂-phenylimido)-(η⁵-pentamethyl-cyclopentadienyl)-tantalum(Ta—Ta)]

Central atom:

Attached groups:

NPh (μ₂-phenylimino X₂L)

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:

Ta«V⁵C⁷O^IVE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Nb(Cl)₂(μ₂-Cl)(TMEDA-κ²N)]₂

Formula Unicode styled:

[Nb(Cl)₂(μ₂-Cl)(TMEDA-κ²N)]₂

Compound name(s):

bis-[(μ₂-Chloro)-dichloro-(N,N,N',N'-tetraethylethylenediamine-N,N')-niobium(Nb=Nb)]

Central atom:

Attached groups:

TMEDA (tetramethylethylenediamine-κ²N)

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:

Nb«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Nb(Cl)₂(μ₂-Cl)(Dmpm-κ²P)]₂

Formula Unicode styled:

[Nb(Cl)₂(μ₂-Cl)(Dmpm-κ²P)]₂

Compound name(s):

bis-[(μ₂-chloro)-dichloro-(μ₂-dimethylphosphinomethane)-niobium(Nb=Nb)]

Central atom:

Attached groups:

Dmpm (1,2-bis-(dimethylphosphino)methane-κ²P)

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:

Nb«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Nb(Cl)₂(μ₂-Cl)(Dppm-κ²P)]₂

Formula Unicode styled:

[Nb(Cl)₂(μ₂-Cl)(Dppm-κ²P)]₂

Compound name(s):

bis-[(μ₂-chloro)-dichloro-(diphenylphosphinomethane)-niobium(Nb=Nb)]

Central atom:

Attached groups:

Dppm (bis-(diphenylphosphino)methane-κ²P)

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:

Nb«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Nb(Cl)₂(μ₂-Cl)(Depe)]₂

Formula Unicode styled:

[Nb(Cl)₂(μ₂-Cl)(Depe)]₂

Compound name(s):

bis-[(μ₂-Chloro)-dichloro-(diethylphosphino)ethane-P,P')-niobium(Nb=Nb)]

Central atom:

Attached groups:

Depe (1,2-bis-(diethylphosphino)ethane)

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:

Nb«V⁵C⁷O^IIIE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Nb(Cl)₂(μ₂-S)(Tht)₂]₂

Formula Unicode styled:

[Nb(Cl)₂(μ₂-S)(Tht)₂]₂

Compound name(s):

bis-[μ₂-Thio-dichloro-di(tetrahydrothiophene)-niobium(Nb—Nb)]

Central atom:

Attached groups:

Tht (tetrahydrothiophene)

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:

Nb«V⁵C⁷O^IVE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Nb(Cl)₂(μ₂-S)(PMe₃)₂]₂

Formula Unicode styled:

[Nb(Cl)₂(μ₂-S)(PMe₃)₂]₂

Compound name(s):

bis-[μ₂-Thio-dichloro-di(trimethylphosphine)-niobium(Nb—Nb)]

Central atom:

Attached groups:

PMe₃ (trimethylphosphane)

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: