Selenium

[Hf(Se₅)(Cp)₂]

Formula Unicode styled: 
[Hf(Se₅)(Cp)₂]
Compound name(s): 
bis(η-Cyclopentadienyl)-(pentaselenido-Se,Se')-hafnium
Central atom: 
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: 
Se«V2C2O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Cr(Se₂)(CO)₂(Cp)]⊖

Formula Unicode styled: 
[Cr(Se₂)(CO)₂(Cp)]⊖
Compound name(s): 
Dicarbonyl-(η-cyclopentadienyl)-(diselenido-Se,Se')-chromium(1-)
Central atom: 
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: 
Se«V2C2O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Cd(Se₄)₂]²⊖

Formula Unicode styled: 
[Cd(Se₄)₂]²⊖
Compound name(s): 
bis(tetraselenide-Se,Se)-cadmium(2-)
Central atom: 
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: 
Se«V2C2O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Au(μ₂-Se)(Se₄)]₂²⊖

Formula Unicode styled: 
[Au(μ₂-Se)(Se₄)]₂²⊖
Compound name(s): 
bis-[(μ₂-selenido)-(tetraselenido-Se,Se')-gold(1-)]
Central atom: 
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: 
Se«V2C2O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Sb(Et)₃(Se)]

Formula Unicode styled: 
[Sb(Et)₃(Se)]
Compound name(s): 
Triethyl-selenido-antimony
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[Re(O)(μ₂-Se)(Cp*)]₂

Formula Unicode styled: 
[Re(O)(μ₂-Se)(Cp*)]₂
Compound name(s): 
bis-[(μ₂-seleno)-oxo-(η⁵-pentamethyl-cyclopentadienyl)-rhenium]
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: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[P(Tol-o)(Se)]

Formula Unicode styled: 
[P(Tol-o)(Se)]
Compound name(s): 
Tri-o-tolylphosphine selenide
Central atom: 
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(Ph)₂(OMe)(Se)]

Formula Unicode styled: 
[P(Ph)₂(OMe)(Se)]
Compound name(s): 
Methyl diphenylselenophosphinate
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(NC₄H₄)₃(Se)]

Formula Unicode styled: 
[P(NC₄H₄)₃(Se)]
Compound name(s): 
tris(Pyrrolidino)phosphine-selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(Furyl)₃(Se)]

Formula Unicode styled: 
[P(Furyl)₃(Se)]
Compound name(s): 
tris(2-Furyl)-phosphine-selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(CH₂CH₂CN)₃(Se)]

Formula Unicode styled: 
[P(CH₂CH₂CN)₃(Se)]
Compound name(s): 
tris(2-Cyanoethyl)phosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(Tol-p)₃(Se)]

Formula Unicode styled: 
[P(Tol-p)₃(Se)]
Compound name(s): 
Tritolylphosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(Cy)(Ph)₂(Se)]

Formula Unicode styled: 
[P(Cy)(Ph)₂(Se)]
Compound name(s): 
Cyclohexyl-diphenyl-phosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(Cy)₂(Ph)(Se)]

Formula Unicode styled: 
[P(Cy)₂(Ph)(Se)]
Compound name(s): 
Dicyclohexyl-phenyl-phosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(Bz)(Ph)₂(Se)]

Formula Unicode styled: 
[P(Bz)(Ph)₂(Se)]
Compound name(s): 
Benzyl-diphenyl-phosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(CH=CH₂)(Ph)₂(Se)]

Formula Unicode styled: 
[P(CH=CH₂)(Ph)₂(Se)]
Compound name(s): 
Diphenylvinylphosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[P(CH=CH₂)₃(Se)]

Formula Unicode styled: 
[P(CH=CH₂)₃(Se)]
Compound name(s): 
Trivinylphosphine selenide
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: 
Se«V4C1OOE8B3X0L1Z2»
[MLXZ]𝘲 class: 
[ML1Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[Pu{N(PPrⁱ₂Se)₂-κN,κ²Se}₃]

Formula Unicode styled: 
[Pu{N(PPrⁱ₂Se)₂-κN,κ²Se}₃]
Compound name(s): 
tris(bis(Diphenylselenophosphoryl)amido-N,Se,Se')-plutonium
Central atom: 
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: 
Se«V6C2OOE8B4X0L1Z3»
[MLXZ]𝘲 class: 
[ML1Z3]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[Pu{N(PPrⁱ₂Se)₂-κN,κ²Se}₃]

Formula Unicode styled: 
[Pu{N(PPrⁱ₂Se)₂-κN,κ²Se}₃]
Compound name(s): 
tris(bis(Diisopropylselenophosphoryl)amido-Se,Se')-plutonium
Central atom: 
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: 
Se«V6C2OOE8B4X0L1Z3»
[MLXZ]𝘲 class: 
[ML1Z3]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[Pu(Se₂PPh₂)₄]⊖

Formula Unicode styled: 
[Pu(Se₂PPh₂)₄]⊖
Compound name(s): 
tetrakis(diphenylphosphinodiselenoato)-plutonium(1-)
Central atom: 
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: 
Se«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2