O (oxo X₂)

[W(Buⁿ)(O)₂(Cp*)]

Formula Unicode styled: 
[W(Buⁿ)(O)₂(Cp*)]
Compound name(s): 
(η-Pentamethylcyclopentadienyl)-dioxo-(n-butyl)-tungsten
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: 
W«V6C6OVIE16B8Z0X6L2»
[MLXZ]𝘲 class: 
[MX6L2]
MLXZ class (ENC, equivalent neutral class): 
MX6L2

[W(O)₃([9]aneN₃-κ³N)]

Formula Unicode styled: 
[W(O)₃([9]aneN₃-κ³N)]
Compound name(s): 
(1,4,7-Triazacyclononane-N,N',N'')-trioxo-tungsten
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: 
W«V6C6OVIE18B9Z0X6L3»
[MLXZ]𝘲 class: 
[MX6L3]
MLXZ class (ENC, equivalent neutral class): 
MX6L3

[W(O)₃(Cp*)]⊖

Formula Unicode styled: 
[W(O)₃(Cp*)]⊖
Compound name(s): 
(η-pentamethyl-cyclopentadienyl)-trioxo-tungsten(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: 
W«V6C6OVIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]-
MLXZ class (ENC, equivalent neutral class): 
MX6L3

[W(Me)(O)(Cp)₂]⊕

Formula Unicode styled: 
[W(Me)(O)(Cp)₂]⊕
Compound name(s): 
Oxo-bis(η-cyclopentadienyl)-methyl-tungsten(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: 
W«V6C8OVIE18B9Z0X5L4»
[MLXZ]𝘲 class: 
[MX5L4]+
MLXZ class (ENC, equivalent neutral class): 
MX6L3

trans–[Re(O)₂(Pc)]⊖

Formula Unicode styled: 
trans–[Re(O)₂(Pc)]⊖
Compound name(s): 
trans-dioxo-(5,10,15,20-tetraphenylporphyrinato)-rhenium(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: 
Re«V5C6OVE18B8Z0X6L2»
[MLXZ]𝘲 class: 
[MX6L2]-
MLXZ class (ENC, equivalent neutral class): 
MX5L3

trans–[Re(NC₅H₄Me)₄(O)₂]⊕

Formula Unicode styled: 
trans–[Re(NC₅H₄Me)₄(O)₂]⊕
Compound name(s): 
Dioxo-tetrakis(4-methylpyridine)-rhenium(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: 
Re«V5C6OVE18B8Z0X4L4»
[MLXZ]𝘲 class: 
[MX4L4]+
MLXZ class (ENC, equivalent neutral class): 
MX5L3

[Re(Ph)(O)₃(Thf)]

Formula Unicode styled: 
[Re(Ph)(O)₃(Thf)]
Compound name(s): 
Phenyl-tri-oxo-(tetrahydrofuran)-rhenium
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: 
Re«V7C5OVIIE16B8Z0X7L1»
[MLXZ]𝘲 class: 
[MX7L1]
MLXZ class (ENC, equivalent neutral class): 
MX7L1

cis,cis,trans–[Re(Ph)₂(O)₂(μ₂-O₂CEt)]

Formula Unicode styled: 
cis,cis,trans–[Re(Ph)₂(O)₂(μ₂-O₂CEt)]
Compound name(s): 
Dioxo-diphenyl-(propanoato)-rhenium
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: 
Re«V7C6OVIIE16B8Z0X7L1»
[MLXZ]𝘲 class: 
[MX7L1]
MLXZ class (ENC, equivalent neutral class): 
MX7L1

[Re(O)₃(Cp*)]

Formula Unicode styled: 
[Re(O)₃(Cp*)]
Compound name(s): 
(eta-Methylcyclopentadienyl)-trioxo-rhenium
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: 
Re«V7C6OVIIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re(O)₃(Cp)]

Formula Unicode styled: 
[Re(O)₃(Cp)]
Compound name(s): 
(eta-Cyclopentadienyl)-trioxo-rhenium
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: 
Re«V7C6OVIIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re(O)₃(η⁵-C₅EtMe₄)]

Formula Unicode styled: 
[Re(O)₃(η⁵-C₅EtMe₄)]
Compound name(s): 
(eta-Ethyltetramethyl-cyclopentadienyl)-trioxo-rhenium
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: 
Re«V7C6OVIIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re(O)₃([9]aneN₃-κ³N)]⊕

Formula Unicode styled: 
[Re(O)₃([9]aneN₃-κ³N)]⊕
Compound name(s): 
Trioxo(1,4,7-triazonane)rhenium(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: 
Re«V7C6OVIIE18B9Z0X6L3»
[MLXZ]𝘲 class: 
[MX6L3]+
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re(Me)(O)₃(Phen)]

Formula Unicode styled: 
[Re(Me)(O)₃(Phen)]
Compound name(s): 
Methyl-trioxo-(1,10-phenanthroline)-rhenium
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: 
Re«V7C6OVIIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re(Me)(O)₃(NH₂Ph)]

Formula Unicode styled: 
[Re(Me)(O)₃(NH₂Ph)]
Compound name(s): 
Aniline-methyl-trioxo-rhenium
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: 
Re«V7C5OVIIE16B8Z0X7L1»
[MLXZ]𝘲 class: 
[MX7L1]
MLXZ class (ENC, equivalent neutral class): 
MX7L1

[Re(Me)(O)₂(PPh₃)₂]

Formula Unicode styled: 
[Re(Me)(O)₂(PPh₃)₂]
Compound name(s): 
Methyl-dioxo-bis(triphenylphosphine)-rhenium
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: 
Re«V5C5OVE16B7Z0X5L2»
[MLXZ]𝘲 class: 
[MX5L2]
MLXZ class (ENC, equivalent neutral class): 
MX5L2

[Re(I)(O)(MeC≡CMe)₂]

Formula Unicode styled: 
[Re(I)(O)(MeC≡CMe)₂]
Compound name(s): 
bis(etacirpau-But-2-yne)-oxo-iodo-rhenium
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: 
Re«V3C4OIIIE18B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Re(F)(O)₃(OMe₂)₂]

Formula Unicode styled: 
[Re(F)(O)₃(OMe₂)₂]
Compound name(s): 
bis(dimethyl ether-O)-fluoro-trioxo-rhenium
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: 
Re«V7C6OVIIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re(Et)(O)(MeC≡CMe)₂]

Formula Unicode styled: 
[Re(Et)(O)(MeC≡CMe)₂]
Compound name(s): 
bis(eta-2-Butyne)-ethyl-oxo-rhenium
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: 
Re«V3C4OIIIE18B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Re(Cl)(O)₃(Thf)₂]

Formula Unicode styled: 
[Re(Cl)(O)₃(Thf)₂]
Compound name(s): 
Chloro-trioxo-bis(tetrahydrofuran)-rhenium
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: 
Re«V7C6OVIIE18B9Z0X7L2»
[MLXZ]𝘲 class: 
[MX7L2]
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Re{C(PPh₃)₂}₂(O)₃]⊕

Formula Unicode styled: 
[Re{C(PPh₃)₂}₂(O)₃]⊕
Compound name(s): 
(bis(Triphenylphosphonio)methylidene)-tri-oxo-rhenium
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: 
Re«V7C5OVIIE16B8Z0X6L2»
[MLXZ]𝘲 class: 
[MX6L2]+
MLXZ class (ENC, equivalent neutral class): 
MX7L1