Tantalum

NMe₂ (dimethylamino: planar)

Attached groups:

O₂CNMe₂ (dimethylcarbamato-κO)

O₂CNMe₂ (dimethylcarbamato-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:

Summary of calculated classifications:

Ta«V⁵C⁷O^VE¹⁸B⁹Z⁰X⁵L⁴»

[MLXZ]𝘲 class:

[MX₅L₄]

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Ta(NEt₂)₅]

Formula Unicode styled:

[Ta(NEt₂)₅]

Compound name(s):

pentakis(Diethylamide)-tantalum

Central atom:

(NEt₂)₅ (penta(diethylamino X₅L₄ 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: 5

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ta«V⁵C⁵O^VE¹⁸B⁹Z⁰X⁵L⁴»

[MLXZ]𝘲 class:

[MX₅L₄]

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Ta(NEt₂)₂(NPh₂)₂]

Formula Unicode styled:

[Ta(NEt₂)₂(NPh₂)₂]

Compound name(s):

bis((Diethylamido)-(diphenylamido))-tantalum

Central atom:

NEt₂ (diethylamino: planar)

Attached groups:

NPh₂ (diphenylamino: planar)

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):

CN: 4

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 17

Summary of calculated classifications:

Ta«V⁴C⁴O^IVE¹⁷B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Ta(NEt₂)₂(NCy₂)₂]

Formula Unicode styled:

[Ta(NEt₂)₂(NCy₂)₂]

Compound name(s):

bis(Dicyclohexylamido)-bis(diethylamido)-tantalum

Central atom:

NEt₂ (diethylamino: planar)

Attached groups:

NCy₂ (dicyclohexylamino: planar)

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):

CN: 4

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

EN: 17

Summary of calculated classifications:

Ta«V⁴C⁴O^IVE¹⁷B⁸Z⁰X⁴L⁴»

[MLXZ]𝘲 class:

[MX₄L₄]

MLXZ class (ENC, equivalent neutral class):

MX₄L₄

[Ta(NCO)(OH)(Cp*)₂]⊕

Formula Unicode styled:

[Ta(NCO)(OH)(Cp*)₂]⊕

Compound name(s):

Hydroxy-isocyanato-bis(η-pentamethyl-cyclopentadienyl)-tantalum(1+)

Central atom:

Cp* (η⁵-pentamethylcyclopentadienyl)

Attached groups:

NCO (isocyanato-κN)

OH (hydroxo)

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:

EN: 16

Summary of calculated classifications:

Ta«V⁵C⁸O^VE¹⁶B⁸Z⁰X⁴L⁴»^⊕

[MLXZ]𝘲 class:

[MX₄L₄]⁺

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(N₃)₇]²⊖

Formula Unicode styled:

[Ta(N₃)₇]²⊖

Compound name(s):

hepta-azido-tantalum(2-)

Central atom:

Attached groups:

N₃ (azido)

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:

EN: 14

Summary of calculated classifications:

Ta«V⁵C⁷O^VE¹⁴B⁷Z⁰L⁰X⁷»^2⊖

[MLXZ]𝘲 class:

[MX₇]^2-

MLXZ class (ENC, equivalent neutral class):

MX₅L₂

[Ta(N₃)₆]⊖

Formula Unicode styled:

[Ta(N₃)₆]⊖

Compound name(s):

hexaazidotantalum(1-)

Central atom:

Attached groups:

N₃ (azido)

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:

EN: 12

Summary of calculated classifications:

Ta«V⁵C⁶O^VE¹²B⁶Z⁰L⁰X⁶»^⊖

[MLXZ]𝘲 class:

[MX₆]^-

MLXZ class (ENC, equivalent neutral class):

MX₅L₁

[Ta(N₃)₄(Bpy)₂]⊕

Formula Unicode styled:

[Ta(N₃)₄(Bpy)₂]⊕

Compound name(s):

tetraazido-bis(2,2'-bipyridine)-tantalum(1+)

Central atom:

Attached groups:

N₃ (azido)

Bpy (bipyridine)

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:

EN: 16

Summary of calculated classifications:

Ta«V⁵C⁸O^VE¹⁶B⁸Z⁰X⁴L⁴»^⊕

[MLXZ]𝘲 class:

[MX₄L₄]⁺

MLXZ class (ENC, equivalent neutral class):

MX₅L₃

[Ta(Dmpe)(Cp)₂]⊕

Formula Unicode styled:

[Ta(Dmpe)(Cp)₂]⊕

Compound name(s):

Dicyclopentadienyl-(1,2-bis(dimethylphosphino)ethane)-tantalum(1+)

Central atom:

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

Attached groups:

Charge on central atom:

1

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:

Ta«V³C⁸O^IIIE¹⁸B⁸Z⁰X²L⁶»^⊕

[MLXZ]𝘲 class:

[MX₂L₆]⁺

MLXZ class (ENC, equivalent neutral class):

MX₃L₅

[Ta(Cp-κC)(⭀NBuᵗ)(Cp₂)]

Formula Unicode styled:

[Ta(Cp-κC)(⭀NBuᵗ)(Cp₂)]

Compound name(s):

Cyclopentadienyl-bis(η-cyclopentadienyl)-(t-butylimido)-tantalum

Central atom:

(Cp₂) (bis-(η⁵-cyclopentadienyl) X₂L₃ Ⓢ)

Attached groups:

Cp (cyclopentadienyl-κC)

⭀NBuᵗ (⭀N t-butylimino)

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«V⁵C⁸O^VE¹⁸B⁹Z⁰X⁵L⁴»

[MLXZ]𝘲 class:

[MX₅L₄]

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Ta(CO)₅(PMe₃)]⊖

Formula Unicode styled:

[Ta(CO)₅(PMe₃)]⊖

Compound name(s):

pentacarbonyl-trimethylphosphine-tantalum(1-)

Central atom:

(CO)₅ (pentacarbonyl, (C≡O)₅ octahedral C4v Ⓢ)

Attached groups:

PMe₃ (trimethylphosphane)

Charge on central atom:

-1

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

ON: (-I)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ta«V⁵C⁶O^-IE¹⁸B⁹X⁰L⁶Z³»^⊖

[MLXZ]𝘲 class:

[ML₆Z₃]^-

MLXZ class (ENC, equivalent neutral class):

MX₅L₄

[Ta(CO)₄(Cp)]

Formula Unicode styled:

[Ta(CO)₄(Cp)]

Compound name(s):

Tetracarbonyl-(η-cyclopentadienyl)-tantalum

Central atom:

Attached groups:

CO (carbonyl)

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«V¹C⁷O^IE¹⁸B⁷Z⁰X¹L⁶»

[MLXZ]𝘲 class:

[MX₁L₆]

MLXZ class (ENC, equivalent neutral class):

MX₁L₆

[Ta(CO)₄(Thf)(Acac)]

Formula Unicode styled:

[Ta(CO)₄(Thf)(Acac)]

Compound name(s):

(Acetylacetonato-O,O')-tetracarbonyl-(tetrahydrofuran-O)-tantalum

Central atom:

Attached groups:

CO (carbonyl)

Thf (tetrahydrofuran)

Acac (acetylacetonato)

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«V¹C⁷O^IE¹⁸B⁷Z⁰X¹L⁶»

[MLXZ]𝘲 class:

[MX₁L₆]

MLXZ class (ENC, equivalent neutral class):

MX₁L₆

[Ta(CO)₃(PMe₃)₄]⊕

Formula Unicode styled:

[Ta(CO)₃(PMe₃)₄]⊕

Compound name(s):

Tricarbonyl-tetrakis(trimethylphosphine)-tantalum(1+)

Central atom:

PMe₃ (trimethylphosphane)

Attached groups:

CO (carbonyl)

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:

Ta«V¹C⁷O^IE¹⁸B⁷Z⁰X⁰L⁷»^⊕

[MLXZ]𝘲 class:

[ML₇]⁺

MLXZ class (ENC, equivalent neutral class):

MX₁L₆

[Ta(CNXy)₇]⊕

Formula Unicode styled:

[Ta(CNXy)₇]⊕

Compound name(s):

heptakis(Xylylisocyanido)-tantalum(1+)

Central atom:

Attached groups:

CNXy (xylyl isocyanide)

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:

Ta«V¹C⁷O^IE¹⁸B⁷Z⁰X⁰L⁷»^⊕

[MLXZ]𝘲 class:

[ML₇]⁺

MLXZ class (ENC, equivalent neutral class):

MX₁L₆

[Ta(CNXy)₅(NO)]

Formula Unicode styled:

[Ta(CNXy)₅(NO)]

Compound name(s):

(Nitrosyl-N)-pentakis(xylylisocyanido)-tantalum

Central atom:

Attached groups:

CNXy (xylyl isocyanide)

NO (nitrosyl, linear)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):

ON: (-I)

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

Electron Number (EN) = 𝘮 + 𝘹 +2𝘭:

Summary of calculated classifications:

Ta«V³C⁶O^-IE¹⁸B⁸X¹L⁶Z¹»

[MLXZ]𝘲 class:

[MX₁L₆Z₁]

MLXZ class (ENC, equivalent neutral class):

MX₃L₅

[Ta(CNCy)₂(Cp)₂]⊕

Formula Unicode styled:

[Ta(CNCy)₂(Cp)₂]⊕

Compound name(s):

bis(Cyclohexylisocyano)-bis(η-cyclopentadienyl)-tantalum(1+)

Central atom:

CNCy (cyclohexyl isocyanide)

Attached groups:

Charge on central atom:

1

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:

Ta«V³C⁸O^IIIE¹⁸B⁸Z⁰X²L⁶»^⊕

[MLXZ]𝘲 class:

[MX₂L₆]⁺

MLXZ class (ENC, equivalent neutral class):

MX₃L₅

[Ta(CNCy)(η²-C₄H₆)(Cp)₂]⊕

Formula Unicode styled:

[Ta(CNCy)(η²-C₄H₆)(Cp)₂]⊕

Compound name(s):

(η-Buta-1,3-diene)-(cyclohexylisocyano)-bis(η-cyclopentadienyl)-tantalum(1+)

Central atom:

CNCy (cyclohexyl isocyanide)

Attached groups:

C₄H₆ (η²-butadiene)

Charge on central atom:

1

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:

Ta«V³C⁸O^IIIE¹⁸B⁸Z⁰X²L⁶»^⊕

[MLXZ]𝘲 class:

[MX₂L₆]⁺

MLXZ class (ENC, equivalent neutral class):

MX₃L₅

[Ta(CH₂SiMe₃)₂{=CH(SiMe₃)}(Cp*)]

Formula Unicode styled:

[Ta(CH₂SiMe₃)₂{=CH(SiMe₃)}(Cp*)]

Compound name(s):

(η-Pentamethyl-cyclopentadienyl)-bis(trimethylsilylmethyl)-(trimethylsilylmethylidene)-tantalum

Central atom:

CH₂SiMe₃ (trimethylsilylmethyl)

Attached groups:

=CH(SiMe₃) (trimethylsilylmethylidene)

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:

EN: 14

Summary of calculated classifications:

Ta«V⁵C⁶O^VE¹⁴B⁷Z⁰X⁵L²»

[MLXZ]𝘲 class:

[MX₅L₂]

MLXZ class (ENC, equivalent neutral class):

MX₅L₂

[Ta(CH₂SiMe₃){=CH(SiMe₃)}₂(PMe₃)₂]

Formula Unicode styled:

[Ta(CH₂SiMe₃){=CH(SiMe₃)}₂(PMe₃)₂]

Compound name(s):

bis(Trimethylsilylmethylidene)-trimethylsilylmethyl-bis(trimethylphosphine)-tantalum

Central atom:

CH₂SiMe₃ (trimethylsilylmethyl)

Attached groups:

=CH(SiMe₃) (trimethylsilylmethylidene)

PMe₃ (trimethylphosphane)

Charge on central atom:

0

Compound type:

Valence Number (VN) = 𝘹 + 2𝘻 :

Oxidation Number (ON) (Roman numerals):