VN: 2

[V₂(μ₂-S)₂(μ₂-Se₂)(Cp*)₂]

Formula Unicode styled: 
[V₂(μ₂-S)₂(μ₂-Se₂)(Cp*)₂]
Compound name(s): 
bis(μ₂-sulfido)-(μ₂-diselenido)-bis(η⁵-pentamethyl-cyclopentadienyl)-di-vanadium
Central atom: 
Selenium
Attached groups: 
Se group (X type)
V group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(Ph){Bi(Ph)₂}]

Formula Unicode styled: 
[Se(Ph){Bi(Ph)₂}]
Compound name(s): 
phenylselenyl-diphenyl-bismuth
Central atom: 
Selenium
Attached groups: 
Bi group (X type)
Ph (phenyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OOE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Mo(O)(Se₄)₂]²⊖

Formula Unicode styled: 
[Mo(O)(Se₄)₂]²⊖
Compound name(s): 
bis(tetraselenido-Se,Se')-oxo-molybdenum(2-)
Central atom: 
Selenium
Attached groups: 
Se group (X type)
Mo group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se₂(C{NH(C₂H₂)₂NH})(μ₂-Te)]²⊕

Formula Unicode styled: 
[Se₂(C{NH(C₂H₂)₂NH})(μ₂-Te)]²⊕
Compound name(s): 
bis(selenourea-Se)-tellurium(2+)
Central atom: 
Selenium
Attached groups: 
C{NH(CH₂)₂NH} (dimethylenediamino)
Te (μ₂-telluro X–X)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OOE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(C₆H₄NO₂)]₂

Formula Unicode styled: 
[Se(C₆H₄NO₂)]₂
Compound name(s): 
bis-[(p-nitrophenyl)-selenium]
Central atom: 
Selenium
Attached groups: 
C₆H₄NO₂ (p-nitro-phenyl)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[{Se(Ph)}₃(Sn)]⊖

Formula Unicode styled: 
[{Se(Ph)}₃(Sn)]⊖
Compound name(s): 
tris(phenylseleno)-tin(1-)
Central atom: 
Selenium
Attached groups: 
Ph (phenyl)
Sn group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OOE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(SO₂Ph)]₂

Formula Unicode styled: 
[Se(SO₂Ph)]₂
Compound name(s): 
bis-[(p-phenylsulfonyl)-selanium]
Central atom: 
Selenium
Attached groups: 
SO₂Ph (phenylsulfonyl)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se₂(μ₂-C₆H₄){Zr(η⁵-C₅H₄Buᵗ)₂]

Formula Unicode styled: 
[Se₂(μ₂-C₆H₄){Zr(η⁵-C₅H₄Buᵗ)₂]
Compound name(s): 
phenylenediseleno-t-butyl-zirconocene
Central atom: 
Selenium
Attached groups: 
C₆H₄ (μ₂-phenyl-κC²)
Zr group (X₂ type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OOE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Zr₂(H)₂(μ₂-Se)(Cp*)₄]

Formula Unicode styled: 
[Zr₂(H)₂(μ₂-Se)(Cp*)₄]
Compound name(s): 
(μ₂-selenido)-bis(hydrido-bis{η⁵-pentamethylpentadienyl)-zirconium}
Central atom: 
Selenium
Attached groups: 
Zr group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(Ph){Au(PPh₃}]

Formula Unicode styled: 
[Se(Ph){Au(PPh₃}]
Compound name(s): 
bis-[(phenylselenato-triphenylphosphine-gold]
Central atom: 
Selenium
Attached groups: 
Ph (phenyl)
Au group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OOE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se{AsSe₂}]₃³⊖

Formula Unicode styled: 
[Se{AsSe₂}]₃³⊖
Compound name(s): 
cyclo-tris-[selenido-(μ₂-selenido)-arsenic(1-)]
Central atom: 
Selenium
Attached groups: 
As group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[(μ₂-Se)(TlSe₂)]₂⁶⊖

Formula Unicode styled: 
[(μ₂-Se)(TlSe₂)]₂⁶⊖
Compound name(s): 
bis-[diselenido-(μ₂-selenido)-thallium (3-)]
Central atom: 
Selenium
Attached groups: 
Tl group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[C₆(SeBuᵗ)₆]

Formula Unicode styled: 
[C₆(SeBuᵗ)₆]
Compound name(s): 
hexakis(t-butylselanyl)benzene
Central atom: 
Selenium
Attached groups: 
Buᵗ (t-butyl)
Aryl (aryl)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OIIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[C₆(SePh)₆]

Formula Unicode styled: 
[C₆(SePh)₆]
Compound name(s): 
hexakis(phenylseleno)benzene
Central atom: 
Selenium
Attached groups: 
Ph (phenyl)
Aryl (aryl)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OIIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[(μ₂-Se)₂(WSe₂)₂]₂²⊖

Formula Unicode styled: 
[(μ₂-Se)₂(WSe₂)₂]₂²⊖
Compound name(s): 
bis-[(μ₂-seleno)-{diselenido-tungsten}(1-)]
Central atom: 
Selenium
Attached groups: 
W group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[(μ₂-Se)₂{W(CNBuᵗ(SeC₆H₃Mes₂)}₂]₂

Formula Unicode styled: 
[(μ₂-Se)₂{W(CNBuᵗ(SeC₆H₃Mes₂)}₂]₂
Compound name(s): 
bis(μ₂-seleno)-bis{(t-butylisocyano)-bis(mesitylphenylselenolato)-tungsten}]
Central atom: 
Selenium
Attached groups: 
W group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[(μ₂-Se){Mo(Se)₂O}]₂²⊖

Formula Unicode styled: 
[(μ₂-Se){Mo(Se)₂O}]₂²⊖
Compound name(s): 
bis-[(μ₂-selenido)-bis{(diselenido)-oxo-molybdenum}(1-)]
Central atom: 
Selenium
Attached groups: 
Mo group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se]₇

Formula Unicode styled: 
[Se]₇
Compound name(s): 
cyclo-heptaselenium
Central atom: 
Selenium
Attached groups: 
(no ligand)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OOE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(Sn(Se)₂]₂⁴⊖

Formula Unicode styled: 
[Se(Sn(Se)₂]₂⁴⊖
Compound name(s): 
bis-[(μ₂-selenido)-diselenolato-tin(2-)]
Central atom: 
Selenium
Attached groups: 
Sn group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se₃(Ph)₃(μ₃-CH)]

Formula Unicode styled: 
[Se₃(Ph)₃(μ₃-CH)]
Compound name(s): 
tris(phenylseleno)methane
Central atom: 
Selenium
Attached groups: 
Ph (phenyl)
≡CH (methylidyne)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Se«V2C2OIIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2