Niobium

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«V⁵C⁶O^VE¹⁶B⁸Z⁰X⁶L²»^⊖

[MLXZ]𝘲 class:

[MX₆L₂]^-

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

trans–[Nb(Cl)₄(Thf)(PhC≡CPh)]⊖

Formula Unicode styled:

trans–[Nb(Cl)₄(Thf)(PhC≡CPh)]⊖

Compound name(s):

(1,2-Diphenylethen-1,2-diyl)-tetrachloro-tetrahydrofuran-niobium(1-)

Central atom:

Attached groups:

Thf (tetrahydrofuran)

PhC≡CPh (diphenylethyne)

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:

Nb«V³C⁶O^IIIE¹⁴B⁶Z⁰X⁴L²»^⊖

[MLXZ]𝘲 class:

[MX₄L₂]^-

MLXZ class (ENC, equivalent neutral class):

MX₃L₃

trans–[Nb(Cl)₄(PEtPh₂)₂]

Formula Unicode styled:

trans–[Nb(Cl)₄(PEtPh₂)₂]

Compound name(s):

Tetrachloro-bis(ethyldiphenylphosphine)-niobium

Central atom:

Attached groups:

PEtPh₂ (ethyldiphenylphosphane)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 4

Oxidation Number (ON) (Roman numerals):

ON: (IV)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 13

Summary of calculated classifications:

Nb«V⁴C⁶O^IVE¹³B⁶Z⁰X⁴L²»

[MLXZ]𝘲 class:

[MX₄L₂]

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

trans–[Nb(Cl)₄(PEt₃)₂]

Formula Unicode styled:

trans–[Nb(Cl)₄(PEt₃)₂]

Compound name(s):

Tetrachloro-bis(triethylphosphine)-niobium

Central atom:

Attached groups:

PEt₃ (triethylphosphane)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 4

Oxidation Number (ON) (Roman numerals):

ON: (IV)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 13

Summary of calculated classifications:

Nb«V⁴C⁶O^IVE¹³B⁶Z⁰X⁴L²»

[MLXZ]𝘲 class:

[MX₄L₂]

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

trans–[Nb(Cl)₄(OXylyl)(Thf)]

Formula Unicode styled:

trans–[Nb(Cl)₄(OXylyl)(Thf)]

Compound name(s):

(2,6-Dimethylphenoxy)-tetrachloro-tetrahydrofuran-niobium

Central atom:

Attached groups:

OXylyl (xylyloxy)

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):

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 12

Summary of calculated classifications:

Nb«V⁵C⁶O^VE¹²B⁶Z⁰X⁵L¹»

[MLXZ]𝘲 class:

[MX₅L₁]

MLXZ class (ENC, equivalent neutral class):

MX₅L₁

trans–[Nb(Cl)₄(⭀NBuᵗ)]⊖

Formula Unicode styled:

trans–[Nb(Cl)₄(⭀NBuᵗ)]⊖

Compound name(s):

t-butylimido-pyridyl-tetrachloro-niobium(

Central atom:

Attached groups:

⭀NBuᵗ (⭀N t-butylimino)

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:

Nb«V⁵C⁵O^VE¹⁴B⁷Z⁰X⁶L¹»^⊖

[MLXZ]𝘲 class:

[MX₆L₁]^-

MLXZ class (ENC, equivalent neutral class):

MX₅L₂

trans–[Nb(Cl)₂(Py)₄]

Formula Unicode styled:

trans–[Nb(Cl)₂(Py)₄]

Compound name(s):

Dichloro-tetrakis(pyridine)-niobium

Central atom:

Attached groups:

Py (pyridine)

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:

EN: 15

Summary of calculated classifications:

Nb«V²C⁶O^IIE¹⁵B⁶Z⁰X²L⁴»

[MLXZ]𝘲 class:

[MX₂L₄]

MLXZ class (ENC, equivalent neutral class):

MX₂L₄

trans–[Nb(Cl)₂(Me)₃]

Formula Unicode styled:

trans–[Nb(Cl)₂(Me)₃]

Compound name(s):

Dichloro-trimethyl-niobium

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:

EN: 10

Summary of calculated classifications:

Nb«V⁵C⁵O^VE¹⁰B⁵Z⁰L⁰X⁵»

[MLXZ]𝘲 class:

[MX₅]

MLXZ class (ENC, equivalent neutral class):

MX₅

trans–[Nb(Cl)₂{OC(Buᵗ)CHC(Buᵗ)O}₂]

Formula Unicode styled:

trans–[Nb(Cl)₂{OC(Buᵗ)CHC(Buᵗ)O}₂]

Compound name(s):

Dichloro-bis(2,2,6,6-tetramethylheptane-3,5-dionato-O,O')-niobium

Central atom:

Attached groups:

OC(Buᵗ)CHC(Buᵗ)O (tetramethylheptane-3,5-dionato)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

VN: 4

Oxidation Number (ON) (Roman numerals):

ON: (IV)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 13

Summary of calculated classifications:

Nb«V⁴C⁶O^IVE¹³B⁶Z⁰X⁴L²»

[MLXZ]𝘲 class:

[MX₄L₂]

MLXZ class (ENC, equivalent neutral class):

MX₄L₂

trans–[Nb(Cl)₂(PEt₃)₂(η⁵-C₅H₄Me)]

Formula Unicode styled:

trans–[Nb(Cl)₂(PEt₃)₂(η⁵-C₅H₄Me)]

Compound name(s):

Dichloro-(η⁵-methyl-cyclopentadienyl)-bis(triethylphosphine)-niobium

Central atom:

Attached groups:

C₅H₄Me (η⁵-methylcyclopentadienyl)

PEt₃ (triethylphosphane)

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: 7

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Nb«V³C⁷O^IIIE¹⁶B⁷Z⁰X³L⁴»

[MLXZ]𝘲 class:

[MX₃L₄]

MLXZ class (ENC, equivalent neutral class):

MX₃L₄

trans–[Nb(Cl)(OMe)₂(Dedtc)₂]

Formula Unicode styled:

trans–[Nb(Cl)(OMe)₂(Dedtc)₂]

Compound name(s):

Chloro-dimethoxy-bis(diethyldithiocarbamato-S,S')-niobium

Central atom:

Attached groups:

Dedtc (diethyldithiocarbamato-κ²S)

OMe (methoxy)

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: 7

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Nb«V⁵C⁷O^VE¹⁴B⁷Z⁰X⁵L²»

[MLXZ]𝘲 class:

[MX₅L₂]

MLXZ class (ENC, equivalent neutral class):

MX₅L₂

trans–[Nb(Br)₄(O)(NCMe)]⊖

Formula Unicode styled:

trans–[Nb(Br)₄(O)(NCMe)]⊖

Compound name(s):

acetonitrile-tetrabromo-oxo-niobium(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:

Nb«V⁵C⁶O^VE¹⁶B⁸Z⁰X⁶L²»^⊖

[MLXZ]𝘲 class:

[MX₆L₂]^-

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

trans–[Nb(Br)₄(CF₃C≡CCF₃)(Py)]⊖

Formula Unicode styled:

trans–[Nb(Br)₄(CF₃C≡CCF₃)(Py)]⊖

Compound name(s):

tetrabromo-(eta²-perfluorobut-2-yne)-pyridyl-niobium(1-)

Central atom:

CF₃C≡CCF₃ (bis(trifluoromethyl)ethyne)

Attached groups:

Br (bromo)

Py (pyridine)

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:

Nb«V³C⁶O^IIIE¹⁴B⁶Z⁰X⁴L²»^⊖

[MLXZ]𝘲 class:

[MX₄L₂]^-

MLXZ class (ENC, equivalent neutral class):

MX₃L₃

trans–[Nb(Br)₂(NPh₂)₃]

Formula Unicode styled:

trans–[Nb(Br)₂(NPh₂)₃]

Compound name(s):

Dibromo-tris(diphenylamido)-niobium

Central atom:

NPh₂ (diphenylamino: planar)

Attached groups:

Br (bromo)

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«V⁵C⁵O^VE¹⁶B⁸Z⁰X⁵L³»

[MLXZ]𝘲 class:

[MX₅L₃]

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

trans–[Nb(OXylyl)₂(Dmpe)₂]⊕

Formula Unicode styled:

trans–[Nb(OXylyl)₂(Dmpe)₂]⊕

Compound name(s):

bis((3,5-Dimethylphenoxy)-(1,2-bis(dimethylphosphino)ethane))-niobium(1+)

Central atom:

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

Attached groups:

OXylyl (xylyloxy)

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:

Nb«V³C⁶O^IIIE¹⁴B⁶Z⁰X²L⁴»^⊕

[MLXZ]𝘲 class:

[MX₂L₄]⁺

MLXZ class (ENC, equivalent neutral class):

MX₃L₃

trans–[Nb(OC₆H₃Ph₂-2,6)₃(CH₂Tol)₂]

Formula Unicode styled:

trans–[Nb(OC₆H₃Ph₂-2,6)₃(CH₂Tol)₂]

Compound name(s):

bis(4-Methylbenzyl)-tris(2,6-diphenylphenoxy)-niobium

Central atom:

OC₆H₃Ph₂-2,6 (diphenylphenoxy-2,6)

Attached groups:

CH₂Tol (tolylmethyl-κC)

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:

EN: 10

Summary of calculated classifications:

Nb«V⁵C⁵O^VE¹⁰B⁵Z⁰L⁰X⁵»

[MLXZ]𝘲 class:

[MX₅]

MLXZ class (ENC, equivalent neutral class):

MX₅

[Nb(Se)₄]³⊖

Formula Unicode styled:

[Nb(Se)₄]³⊖

Compound name(s):

tetraselenidoniobium(3-)

Central atom:

(Se)₄ (tetraseleno X₈L Ⓢ)

Attached groups:

Charge on central atom:

-3

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:

Nb«V⁵C⁴O^VE¹⁸B⁹Z⁰X⁸L¹»^3⊖

[MLXZ]𝘲 class:

[MX₈L₁]^3-

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Nb(S)₄]³⊖

Formula Unicode styled:

[Nb(S)₄]³⊖

Compound name(s):

tetrathioniobium(3-)

Central atom:

Attached groups:

(S)₄ (tetrathio X₈L Ⓢ)

Charge on central atom:

-3

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:

Nb«V⁵C⁴O^VE¹⁸B⁹Z⁰X⁸L¹»^3⊖

[MLXZ]𝘲 class:

[MX₈L₁]^3-

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Nb(SH)(S₂)(Cp*)₂]

Formula Unicode styled:

[Nb(SH)(S₂)(Cp*)₂]

Compound name(s):

Mercapto-bis(η⁵-pentamethyl-cyclopentadienyl)-disulfido-niobium

Central atom:

Cp* (η⁵-pentamethylcyclopentadienyl)

Attached groups:

SH (hydrothio)

S₂ (disulfanediyl-κ²S)

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: 9

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Nb«V⁵C⁹O^VE¹⁸B⁹Z⁰X⁵L⁴»

[MLXZ]𝘲 class:

[MX₅L₄]

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Nb(S)(Dedtc)₃]

Formula Unicode styled:

[Nb(S)(Dedtc)₃]

Compound name(s):

tris(N,N-Diethyldithiocarbamato-S,S')-sulfido-niobium

Central atom:

Dedtc (diethyldithiocarbamato-κ²S)

Attached groups:

S (thio; ⭀S)

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: 7

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: