S group (X₂ type)

[Cu(OSO₂CF₃-κO)(Thf)(PPh₃)₂]

Formula Unicode styled: 
[Cu(OSO₂CF₃-κO)(Thf)(PPh₃)₂]
Compound name(s): 
(Tetrahydrofuran)-(trifluoromethanesulfonato)-bis(triphenylphosphine)-copper
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Gd(OSO₂CF₃-κO)₃(OHEt)₅]

Formula Unicode styled: 
[Gd(OSO₂CF₃-κO)₃(OHEt)₅]
Compound name(s): 
pentakis(Ethanol)-tris(trifluoromethanesulfonato-O)-gadolinium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Sm(OSO₂CF₃-κO)₃(Phen)₃]

Formula Unicode styled: 
[Sm(OSO₂CF₃-κO)₃(Phen)₃]
Compound name(s): 
tris(1,10-phenanthroline)-tris(trifluoromethanesulfonato)-samarium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

catena–1D-[Sm(OSO₂CF₃-κO)(μ₂-SO₃CF₃)₂(OH₂)₃]

Formula Unicode styled: 
catena–1D-[Sm(OSO₂CF₃-κO)(μ₂-SO₃CF₃)₂(OH₂)₃]
Compound name(s): 
catena-[bis(μ₂-Trifluoromethanesulfonato-O,O')-triaqua-trifluoromethanesulfonato-O)-samarium]
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

catena–1D-[Sm(OSO₂CF₃-κO)(μ₂-SO₃CF₃)₂(OH₂)₂(OHMe)]

Formula Unicode styled: 
catena–1D-[Sm(OSO₂CF₃-κO)(μ₂-SO₃CF₃)₂(OH₂)₂(OHMe)]
Compound name(s): 
catena-[bis(μ₂-Trifluoromethanesulfonato-O,O')-diaqua-methanol-trifluoromethanesulfonato-O)-samarium]
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Nd(OSO₂CF₃-κO)₃(Terpy-κ³N)₂]

Formula Unicode styled: 
[Nd(OSO₂CF₃-κO)₃(Terpy-κ³N)₂]
Compound name(s): 
bis(2,2':6',2''-terpyridine)-tris(trifluoromethanesulfonato)-neodymium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Nd(OSO₂CF₃-κO)(Tp*-κ³N)₂]

Formula Unicode styled: 
[Nd(OSO₂CF₃-κO)(Tp*-κ³N)₂]
Compound name(s): 
bis(Hydrogen-tris(3,5-dimethylpyrazolyl)borato)-(trifluoromethanesulfonato-O)-neodymium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Nd(OSO₂CF₃-κO)(Bpy){η⁵-C₅H₃(SiMe₃)₂}₂]

Formula Unicode styled: 
[Nd(OSO₂CF₃-κO)(Bpy){η⁵-C₅H₃(SiMe₃)₂}₂]
Compound name(s): 
(2,2'-Bipyridine)-bis(η⁵-1,3-bis(trimethylsilyl)cyclopentadienyl)-(trifluoromethanesulfonato)-neodymium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

cis–[Pd(Me)(OSO₂CF₃-κO)(η⁴-Cod)]

Formula Unicode styled: 
cis–[Pd(Me)(OSO₂CF₃-κO)(η⁴-Cod)]
Compound name(s): 
(η²-,η²--Cyclo-octa-1,5-diene)-methyl-(trifluoromethanesulfonato-O)-pallad ium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Rh(OSO₂CF₃-κO)(O₂NO-κ²O)(Cp*)]

Formula Unicode styled: 
[Rh(OSO₂CF₃-κO)(O₂NO-κ²O)(Cp*)]
Compound name(s): 
(η⁵-pentamethylcyclopentadienyl)-(nitrato)-(trifluoromethanesulfonato)-rhodium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ru(OSO₂CF₃-κO)₂(NO)(η⁵-C₅EtMe₄)]

Formula Unicode styled: 
[Ru(OSO₂CF₃-κO)₂(NO)(η⁵-C₅EtMe₄)]
Compound name(s): 
Nitrosyl-(η⁵-ethyltetramethyl-cyclopentadienyl)-bis(trifluoromethanesulfonato)-ruthenium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ru(OSO₂CF₃-κO)(η⁴-C₄H₆)(Cp*)]

Formula Unicode styled: 
[Ru(OSO₂CF₃-κO)(η⁴-C₄H₆)(Cp*)]
Compound name(s): 
(η⁴-Buta-1,3-diene)-(η⁵-pentamethyl-cyclopentadienyl)-trifluoromethanesulfonato-ruthenium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ru(OSO₂CF₃-κO)(Ph)(NO)(Cp*)]

Formula Unicode styled: 
[Ru(OSO₂CF₃-κO)(Ph)(NO)(Cp*)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-nitroso-phenyl-(trifluoromethanesulfonato-O)-ruthenium
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

trans–[Fe(OSO₂CF₃-κO)₂(Py)₄]

Formula Unicode styled: 
trans–[Fe(OSO₂CF₃-κO)₂(Py)₄]
Compound name(s): 
bis(Trifluoromethanesulfonato-O)-tetrakis(pyridine-N)-iron
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

trans–[Fe(OSO₂CF₃-κO)₂(NCMe)₄]

Formula Unicode styled: 
trans–[Fe(OSO₂CF₃-κO)₂(NCMe)₄]
Compound name(s): 
tetrakis(Acetonitrile)-bis(trifluoromethanesulfonato-O)-iron
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Fe(OSO₂CF₃-κO)(Tpp)]

Formula Unicode styled: 
[Fe(OSO₂CF₃-κO)(Tpp)]
Compound name(s): 
(tetraphenylporphyrinato)-(trifluoromethanesulfonato-O)-iron
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Fe(OSO₂CF₃-κO)(CO)₂(Cp*)]

Formula Unicode styled: 
[Fe(OSO₂CF₃-κO)(CO)₂(Cp*)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-trifluoromethanesulfonato-dicarbonyl-iron
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

fac–[Fe(OSO₂CF₃-κO)₂(OH₂)([9]aneN₃-1,4,7-Me₃-κ³N)]

Formula Unicode styled: 
fac–[Fe(OSO₂CF₃-κO)₂(OH₂)([9]aneN₃-1,4,7-Me₃-κ³N)]
Compound name(s): 
(1,4,7-Trimethyl-1,4,7-triazacyclononane)-aqua-bis(trifluoromethanesulfonato-O)-iron
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

trans–[Ni(OSO₂CF₃-κO)₂(Py)₄]

Formula Unicode styled: 
trans–[Ni(OSO₂CF₃-κO)₂(Py)₄]
Compound name(s): 
Tetrapyridine-bis(trifluoromethanesulfonato-O)-nickel
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ni(OSO₂CF₃-κO)₂(Bpy)₂]

Formula Unicode styled: 
[Ni(OSO₂CF₃-κO)₂(Bpy)₂]
Compound name(s): 
bis(2,2'-Bipyridine)-bis(trifluoromethanesulfonato)-nickel
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: 
O«V2C1O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2