Selenium

[Se(Cl)₄(O)]²⊖

Formula Unicode styled: 
[Se(Cl)₄(O)]²⊖
Compound name(s): 
oxy-tetrachloro-selenium(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: 
Se«V4C5OIVE12B5Z0L0X5»
[MLXZ]𝘲 class: 
[MX5]-
MLXZ class (ENC, equivalent neutral class): 
MX4L1

[Se{Sm(THF)(Cp*)₂}₂]

Formula Unicode styled: 
[Se{Sm(THF)(Cp*)₂}₂]
Compound name(s): 
bis{bis(η⁵-pentamethyl-cyclopentadienyl)-tetrahydrofuran-samarium}-selenium
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

[Se(YbCp*₂)₂]

Formula Unicode styled: 
[Se(YbCp*₂)₂]
Compound name(s): 
bis(bis(η⁵-pentamethyl-cyclopentadienyl)-ytterbium)-selenium
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

[Se(SO₂Ph)₂]

Formula Unicode styled: 
[Se(SO₂Ph)₂]
Compound name(s): 
dibenzenesulfonyl-selenium
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«V2C2OIIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(=C(NH₂)₂)]

Formula Unicode styled: 
[Se(=C(NH₂)₂)]
Compound name(s): 
selenourea
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«V2C1OIIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Se(Cl)₂(C₂H₄)]₂

Formula Unicode styled: 
[Se(Cl)₂(C₂H₄)]₂
Compound name(s): 
1,4-Diselenane tetrachloride
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«V4C4OIVE10B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Se(Br)₅]₂²⊖

Formula Unicode styled: 
[Se(Br)₅]₂²⊖
Compound name(s): 
octabromo-di-selenium(2-)
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: 
Se«V4C6OIVE14B6Z0X5L1»
[MLXZ]𝘲 class: 
[MX5L1]-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Se(Cl)₅]₂²⊖

Formula Unicode styled: 
[Se(Cl)₅]₂²⊖
Compound name(s): 
octachloro-di-selenium(2-)
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: 
Se«V4C6OIVE14B6Z0X5L1»
[MLXZ]𝘲 class: 
[MX5L1]-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Se(CN)₂(F)₂]

Formula Unicode styled: 
[Se(CN)₂(F)₂]
Compound name(s): 
dicyano-difluoro-selenium
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«V4C4OIVE10B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ir(μ₃-Se)(Cp*)]₄

Formula Unicode styled: 
[Ir(μ₃-Se)(Cp*)]₄
Compound name(s): 
tetrakis((μ₃-Selenido)-(η⁵-pentamethyl-cyclopentadienyl)-iridium)
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[Be(μ₄-Se)]

Formula Unicode styled: 
[Be(μ₄-Se)]
Compound name(s): 
beryllium selenide
beryllium 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«V6C4O-IE8B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

fac–[Mn(μ₃-SePh)(CO)₃]₄

Formula Unicode styled: 
fac–[Mn(μ₃-SePh)(CO)₃]₄
Compound name(s): 
tetrakis(μ₃-Benzeneselenolatato)-dodecacarbonyl-tetra-manganese
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«V6C4OOE8B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

catena–2D-[Zr(μ₃-Se)₂]

Formula Unicode styled: 
catena–2D-[Zr(μ₃-Se)₂]
Compound name(s): 
catena-[diselenido-zirconium]
zirconium diselenide
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–2D-[W(μ₃-Se)₂]

Formula Unicode styled: 
catena–2D-[W(μ₃-Se)₂]
Compound name(s): 
catena-[diselenido-tungsten]
tungsten diselenide
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–2D-[V(μ₃-Se)₂]

Formula Unicode styled: 
catena–2D-[V(μ₃-Se)₂]
Compound name(s): 
catena-[diseleno-vanadium]
vanadium diselenide
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–2D-[Ti(μ₃-Se)₂]

Formula Unicode styled: 
catena–2D-[Ti(μ₃-Se)₂]
Compound name(s): 
catena-[diseleno-titanium]
titanium diselenide
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–1D-[Ta(μ₃-Se)₂]

Formula Unicode styled: 
catena–1D-[Ta(μ₃-Se)₂]
Compound name(s): 
catena-diselenido-tantalum]
tantalum diselenide
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–2D-[Sn(μ₃-Se)₂]

Formula Unicode styled: 
catena–2D-[Sn(μ₃-Se)₂]
Compound name(s): 
catena-[diseleno-tin]
tin diselenide
stannic 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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–2D-[Sn(μ₃-Se)]

Formula Unicode styled: 
catena–2D-[Sn(μ₃-Se)]
Compound name(s): 
catena-[monoseleno-tin]
tin selenide
stannous 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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

catena–2D-[Pt(μ₃-Se)₂]

Formula Unicode styled: 
catena–2D-[Pt(μ₃-Se)₂]
Compound name(s): 
catena-[diseleno-platinum]
platinum diselenide
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«V4C1O-IE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1