5-coordinate: trigonal bipyramid (TBPY-5)

trans–[Os(CO)₃(PPh₃)₂]

Formula Unicode styled: 
trans–[Os(CO)₃(PPh₃)₂]
Compound name(s): 
Tricarbonyl-bis(triphenylphosphine)-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(CO)₄(SbPh₃)]

Formula Unicode styled: 
[Os(CO)₄(SbPh₃)]
Compound name(s): 
Tetracarbonyl-triphenylstibine-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(CO)₄(PPh₃)]

Formula Unicode styled: 
[Os(CO)₄(PPh₃)]
Compound name(s): 
tetracarbonyl-(triphenylphosphine)-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(CO)₄(C₂H₄)]

Formula Unicode styled: 
[Os(CO)₄(C₂H₄)]
Compound name(s): 
Tetracarbonyl-(ets-ethenyl)-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(CO)₄(Me₃SiC≡CSiMe₃)]

Formula Unicode styled: 
[Os(CO)₄(Me₃SiC≡CSiMe₃)]
Compound name(s): 
Tetracarbonyl-(etajedpox-bis(trimethylsilyl)acetylene)-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(O)₄{NMe(CH₂)₂O(CH₂)₂}]

Formula Unicode styled: 
[Os(O)₄{NMe(CH₂)₂O(CH₂)₂}]
Compound name(s): 
(N-Methylmorpholine)-tetraoxo-osmium
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: 
Os«V8C5OVIIIE18B9Z0X8L1»
[MLXZ]𝘲 class: 
[MX8L1]
MLXZ class (ENC, equivalent neutral class): 
MX8L1

[Os(F)(O)₄]⊖

Formula Unicode styled: 
[Os(F)(O)₄]⊖
Compound name(s): 
fluorotetraoxoosmium(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: 
Os«V8C5OVIIIE18B9Z0L0X9»
[MLXZ]𝘲 class: 
[MX9]-
MLXZ class (ENC, equivalent neutral class): 
MX8L1

[Os(H)(=C=CH₂)(HC≡CH)(PPrⁱ₃)₂]⊕

Formula Unicode styled: 
[Os(H)(=C=CH₂)(HC≡CH)(PPrⁱ₃)₂]⊕
Compound name(s): 
(η-Ethyne)-hydrido-bis(triisopropylphosphine)-(vinylidene)-osmium(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: 
Os«V4C5OIVE16B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]+
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Os(CO)₄(CF₃C≡CCF₃)]

Formula Unicode styled: 
[Os(CO)₄(CF₃C≡CCF₃)]
Compound name(s): 
(η-bis(Trifluoromethyl)acetylene)-tetracarbonyl-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(CO)₂(PPh₃)(PhC≡CPh)]

Formula Unicode styled: 
[Os(CO)₂(PPh₃)(PhC≡CPh)]
Compound name(s): 
(η-1,2-Diphenylacetylene)-dicarbonyl-bis(triphenylphosphine)-osmium
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: 
Os«V0C4OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

trans–[Os(Cl)₂(PPh₃)₃]

Formula Unicode styled: 
trans–[Os(Cl)₂(PPh₃)₃]
Compound name(s): 
Dichloro-tris(triphenylphosphine)-osmium
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: 
Os«V2C5OIIE16B5Z0X2L3»
[MLXZ]𝘲 class: 
[MX2L3]
MLXZ class (ENC, equivalent neutral class): 
MX2L3

[Os(Cl)(O)₄]⊖

Formula Unicode styled: 
[Os(Cl)(O)₄]⊖
Compound name(s): 
chloro-tetra-oxo-osmium(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: 
Os«V8C5OVIIIE18B9Z0L0X9»
[MLXZ]𝘲 class: 
[MX9]-
MLXZ class (ENC, equivalent neutral class): 
MX8L1

[Os(Cl)(Dppe-κ²P)₂]⊕

Formula Unicode styled: 
[Os(Cl)(Dppe-κ²P)₂]⊕
Compound name(s): 
Chloro-bis(1,2-bis-(diphenylphosphino)ethane-P,P')-osmium(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: 
Os«V2C5OIIE16B5Z0X1L4»
[MLXZ]𝘲 class: 
[MX1L4]+
MLXZ class (ENC, equivalent neutral class): 
MX2L3

[Os(Cl)(CO)(≡CTol)(PPh₃)₂]

Formula Unicode styled: 
[Os(Cl)(CO)(≡CTol)(PPh₃)₂]
Compound name(s): 
Carbonyl-chloro-bis(triphenylphosphine)-p-tolylmethylidyne-osmium
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: 
Os«V4C5OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Os(CO)(C₂H₄)₂(PMe₃)₂]

Formula Unicode styled: 
[Os(CO)(C₂H₄)₂(PMe₃)₂]
Compound name(s): 
Carbonyl-bis(η-ethylene)-bis(trimethylphosphine)-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

[Os(CO)(C₆H₁₀)(η⁶-C₆H₃Me₃)]

Formula Unicode styled: 
[Os(CO)(C₆H₁₀)(η⁶-C₆H₃Me₃)]
Compound name(s): 
Carbonyl-(η-cyclohexene)-(η-mesitylene)-osmium
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: 
Os«V0C5OOE18B5Z0X0L5»
[MLXZ]𝘲 class: 
[ML5]
MLXZ class (ENC, equivalent neutral class): 
ML5

cis–[Os(Mes)(ONO₂-κO)₂(O)₂]⊖

Formula Unicode styled: 
cis–[Os(Mes)(ONO₂-κO)₂(O)₂]⊖
Compound name(s): 
bis(nitrato-O)-dioxo-(2,4,6-trimethylphenyl)-osmium(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: 
Os«V6C5OVIE16B7Z0L0X7»
[MLXZ]𝘲 class: 
[MX7]-
MLXZ class (ENC, equivalent neutral class): 
MX6L1

trans–[Os(H)(OH)(CO)(PBuᵗ₂Me)₂]

Formula Unicode styled: 
trans–[Os(H)(OH)(CO)(PBuᵗ₂Me)₂]
Compound name(s): 
bis(Di-t-butyl-methylphosphine)-carbonyl-hydrido-hydroxy-osmium
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: 
Os«V2C5OIIE16B5Z0X2L3»
[MLXZ]𝘲 class: 
[MX2L3]
MLXZ class (ENC, equivalent neutral class): 
MX2L3

[Os(Se₂)(CO)₂(PPh₃)₂]

Formula Unicode styled: 
[Os(Se₂)(CO)₂(PPh₃)₂]
Compound name(s): 
bis(Carbonyl)-di-selenium-bis(triphenylphosphine)-osmium
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: 
Os«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Os(Br)₂(PPh₃)₂(O₂CMe)]

Formula Unicode styled: 
trans–[Os(Br)₂(PPh₃)₂(O₂CMe)]
Compound name(s): 
(Acetato-O,O')-dibromo-bis(triphenylphosphine)-osmium
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: 
Os«V3C6OIIIE17B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3