O (μ₂–oxo X+X)

catena–1D-[Se(O)(μ₂–O)]

Formula Unicode styled: 
catena–1D-[Se(O)(μ₂–O)]
Compound name(s): 
catena-[dioxo-selenium]
selenium dioxide
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«V4C3OIVE10B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

catena–1D-[I(F)(O)(μ₂–O)]

Formula Unicode styled: 
catena–1D-[I(F)(O)(μ₂–O)]
Compound name(s): 
catena-[dioxo-fluoro-iodine]
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: 
I«V5C4OVE12B5Z0L0X5»
[MLXZ]𝘲 class: 
[MX5]
MLXZ class (ENC, equivalent neutral class): 
MX5

[Ge(Ph)₂(μ₂–O)]₄

Formula Unicode styled: 
[Ge(Ph)₂(μ₂–O)]₄
Compound name(s): 
Octaphenyltetraoxa-tetragermacyclo-octane
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: 
Ge«V4C4OIVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ge(Ph)₂(μ₂–O)]₃

Formula Unicode styled: 
[Ge(Ph)₂(μ₂–O)]₃
Compound name(s): 
2,2,4,4,6,6-Hexaphenyl-1,3,5-trioxa-2,4,6-trigermacyclohexane
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: 
Ge«V4C4OIVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ge(Buᵗ)₂(μ₂–O)]₃

Formula Unicode styled: 
[Ge(Buᵗ)₂(μ₂–O)]₃
Compound name(s): 
Cyclo-tris((μ₂-oxo)-di-t-butyl-germanium)
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: 
Ge«V4C4OIVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

catena–2D-[Te(OH)₂(μ₂–O)₂]

Formula Unicode styled: 
catena–2D-[Te(OH)₂(μ₂–O)₂]
Compound name(s): 
Dihydroxy-dioxo-tellurium, tetraoxotelluric acid
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: 
Te«V6C6OVIE12B6Z0L0X6»
[MLXZ]𝘲 class: 
[MX6]
MLXZ class (ENC, equivalent neutral class): 
MX6

catena–3D-[Te(μ₂–O)₃]

Formula Unicode styled: 
catena–3D-[Te(μ₂–O)₃]
Compound name(s): 
catena-[trioxo-tellurium]
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: 
Te«V6C6OVIE12B6Z0L0X6»
[MLXZ]𝘲 class: 
[MX6]
MLXZ class (ENC, equivalent neutral class): 
MX6

catena–3D-[Te(μ₂–O)₂]

Formula Unicode styled: 
catena–3D-[Te(μ₂–O)₂]
Compound name(s): 
catena-[dioxo-tellurium]
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: 
Te«V4C4OIVE10B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

catena–3D-[B₂(μ₂–O)₃]

Formula Unicode styled: 
catena–3D-[B₂(μ₂–O)₃]
Compound name(s): 
diboron trioxide
boron oxide
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: 
B«V3C3OIIIE6B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[B(μ₂–O)(O)]₂²⊖

Formula Unicode styled: 
[B(μ₂–O)(O)]₂²⊖
Compound name(s): 
tri(dioxyboron(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: 
B«V3C3OIIIE6B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

catena–1D-[As(Cl)(μ₂–O)]

Formula Unicode styled: 
catena–1D-[As(Cl)(μ₂–O)]
Compound name(s): 
catena-[oxodichloroarsenic]
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: 
As«V3C3OIIIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

catena–1D-[As(O)(μ₂–O)]⊖

Formula Unicode styled: 
catena–1D-[As(O)(μ₂–O)]⊖
Compound name(s): 
catena-[μ₂-oxo)-oxo-arsenic(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: 
As«V3C3OIIIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[As(F)₄(μ₂–O)]₂²⊖

Formula Unicode styled: 
[As(F)₄(μ₂–O)]₂²⊖
Compound name(s): 
bis-[(μ₂-oxo)-octafluoro-di-arsenic(1-)]
Central atom: 
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: 
As«V5C6OVE12B6Z0L0X6»
[MLXZ]𝘲 class: 
[MX6]-
MLXZ class (ENC, equivalent neutral class): 
MX5L1

[As(Cl)₃(μ₂–O)]₂

Formula Unicode styled: 
[As(Cl)₃(μ₂–O)]₂
Compound name(s): 
dioxo-hexachloro-diarsenic
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: 
As«V5C5OVE10B5Z0L0X5»
[MLXZ]𝘲 class: 
[MX5]
MLXZ class (ENC, equivalent neutral class): 
MX5

[As(CF₃)₂(OH)(μ₂–O)]₂

Formula Unicode styled: 
[As(CF₃)₂(OH)(μ₂–O)]₂
Compound name(s): 
Bis(bis(trifluoromethyl)oxohydroxoarsenic)
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: 
As«V5C5OVE10B5Z0L0X5»
[MLXZ]𝘲 class: 
[MX5]
MLXZ class (ENC, equivalent neutral class): 
MX5

[Sb(Br)(Ph)₂(μ₂–O)]₂

Formula Unicode styled: 
[Sb(Br)(Ph)₂(μ₂–O)]₂
Compound name(s): 
bis((μ₂-Oxo)-dibromo-diphenyl-antimony)
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: 
Sb«V5C5OVE10B5Z0L0X5»
[MLXZ]𝘲 class: 
[MX5]
MLXZ class (ENC, equivalent neutral class): 
MX5

catena–1D-[I(Ph)(O)(μ₂–O)]

Formula Unicode styled: 
catena–1D-[I(Ph)(O)(μ₂–O)]
Compound name(s): 
catena-phenyl(dioxo)iodine
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: 
I«V5C4OVE10B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

catena–1D-[I(Ph)(μ₂–O)]

Formula Unicode styled: 
catena–1D-[I(Ph)(μ₂–O)]
Compound name(s): 
catena-phenyl(oxo)iodine
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: 
I«V3C3OIIIE10B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

catena–3D-[Tc(μ₂-F)(O)₂(μ₂–O)]

Formula Unicode styled: 
catena–3D-[Tc(μ₂-F)(O)₂(μ₂–O)]
Compound name(s): 
catena-trioxido-fluorido-technetium
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: 
Tc«V7C6OVIIE16B8Z0X7L1»
[MLXZ]𝘲 class: 
[MX7L1]
MLXZ class (ENC, equivalent neutral class): 
MX7L1

[Tc(μ₂–O)(Ox)₂]₂⁴⊖

Formula Unicode styled: 
[Tc(μ₂–O)(Ox)₂]₂⁴⊖
Compound name(s): 
bis((μ₂-oxo)-bis(oxalato-O,O')-technetium)(4-)
Central atom: 
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: 
Summary of calculated classifications: 
Tc«V5C7OIVE16B7Z0L0X7»2⊖
[MLXZ]𝘲 class: 
[MX7]2-
MLXZ class (ENC, equivalent neutral class): 
MX5L2