6-coordinate: ③-●-③ sandwich

6-coordinate: ③-●-③ sandwich
6-coordinate: metallocene

cis,cis,trans–[Ru(C≡CPh)(NH₃)(Dppe-κ²P)₂]⊕

Formula Unicode styled: 
cis,cis,trans–[Ru(C≡CPh)(NH₃)(Dppe-κ²P)₂]⊕
Compound name(s): 
Ammonio-bis(1,2-bis(diphenylphosphino)ethane)-phenylacetylene-ruthenium(1+)
Central atom: 
Ruthenium
Attached groups: 
C≡CPh (phenylethynyl)
NH₃ (ammine)
Dppe (1,2-bis-(diphenylphosphino)ethane-κ²P)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ru«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe{η⁵-C₅H₄(COMe)}₂]

Formula Unicode styled: 
[Fe{η⁵-C₅H₄(COMe)}₂]
Compound name(s): 
Diacetylferrocene
Central atom: 
Iron
Attached groups: 
C₅H₄(COMe) (η⁵-acetylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(η⁶-C₆Me₆)₂]²⊕

Formula Unicode styled: 
[Fe(η⁶-C₆Me₆)₂]²⊕
Compound name(s): 
bis(η⁶-Hexamethylbenzene)-iron(2+)
Central atom: 
Iron
Attached groups: 
C₆Me₆ (hexamethylbenzene)
Charge on central atom: 
2
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(η⁵-C₅Ph₅)₂]⊕

Formula Unicode styled: 
[Fe(η⁵-C₅Ph₅)₂]⊕
Compound name(s): 
Decaphenylferrocene(1+)
Central atom: 
Iron
Attached groups: 
C₅Ph₅ (η⁵-pentaphenylcyclopentadienyl)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 17
Summary of calculated classifications: 
Fe«V3C6OIIIE17B6Z0X2L4»⊕
[MLXZ]𝘲 class: 
[MX2L4]+
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Fe(η⁵-C₅Ph₅)₂]

Formula Unicode styled: 
[Fe(η⁵-C₅Ph₅)₂]
Compound name(s): 
Decaphenylferrocene
Central atom: 
Iron
Attached groups: 
C₅Ph₅ (η⁵-pentaphenylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(η⁵-C₅HMe₄)₂]

Formula Unicode styled: 
[Fe(η⁵-C₅HMe₄)₂]
Compound name(s): 
Octamethyl-ferrocene
Central atom: 
Iron
Attached groups: 
C₅HMe₄ (η⁵-tetramethylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(η⁵-C₅H₄Me)₂]⊕

Formula Unicode styled: 
[Fe(η⁵-C₅H₄Me)₂]⊕
Compound name(s): 
bis(η⁵-Methyl-cyclopentadienyl)-iron(1+)
Central atom: 
Iron
Attached groups: 
C₅H₄Me (η⁵-methylcyclopentadienyl)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 17
Summary of calculated classifications: 
Fe«V3C6OIIIE17B6Z0X2L4»⊕
[MLXZ]𝘲 class: 
[MX2L4]+
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Fe(Cp*)₂]⊕

Formula Unicode styled: 
[Fe(Cp*)₂]⊕
Compound name(s): 
bis(pentamethylyclopentadienyl)-iron(1+)
Central atom: 
Iron
Attached groups: 
Cp* (η⁵-pentamethylcyclopentadienyl)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 17
Summary of calculated classifications: 
Fe«V3C6OIIIE17B6Z0X2L4»⊕
[MLXZ]𝘲 class: 
[MX2L4]+
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Fe(Cp*)₂]

Formula Unicode styled: 
[Fe(Cp*)₂]
Compound name(s): 
bis(pentamethylyclopentadienyl)-iron
Central atom: 
Iron
Attached groups: 
Cp* (η⁵-pentamethylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)₂]⊕

Formula Unicode styled: 
[Fe(Cp)₂]⊕
Compound name(s): 
Ferrocenium
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 17
Summary of calculated classifications: 
Fe«V3C6OIIIE17B6Z0X2L4»⊕
[MLXZ]𝘲 class: 
[MX2L4]+
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Fe(Cp)₂]

Formula Unicode styled: 
[Fe(Cp)₂]
Compound name(s): 
bis(Cyclopentadienyl)-iron
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp){η⁵-C₅H₄(COMe)}]

Formula Unicode styled: 
[Fe(Cp){η⁵-C₅H₄(COMe)}]
Compound name(s): 
Acetyl-ferrocene
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₅H₄(COMe) (η⁵-acetylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(η⁶-C₇H₈)]⊕

Formula Unicode styled: 
[Fe(Cp)(η⁶-C₇H₈)]⊕
Compound name(s): 
(η⁶-Toluene)-(η⁵-cyclopentadienyl)-iron(1+)
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₇H₈ (toluene)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(η⁶-C₆Me₆)]⊕

Formula Unicode styled: 
[Fe(Cp)(η⁶-C₆Me₆)]⊕
Compound name(s): 
η⁶-Hexamethylbenzene)-(η⁵-cyclopentadienyl)-iron(1+)
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₆Me₆ (hexamethylbenzene)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(η⁶-C₆Me₆)]⊕

Formula Unicode styled: 
[Fe(Cp)(η⁶-C₆Me₆)]⊕
Compound name(s): 
(η⁵-Cyclopentadienyl)-(η⁶-hexamethylbenzene)-iron(1+)
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₆Me₆ (hexamethylbenzene)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(η⁶-C₆H₃Me₃)]⊕

Formula Unicode styled: 
[Fe(Cp)(η⁶-C₆H₃Me₃)]⊕
Compound name(s): 
(η⁵-Cyclopentadienyl)-(η⁶-mesitylene)-iron(1+)
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₆H₃Me₃ (mesitylene)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(η⁶-C₆Et₆)]⊕

Formula Unicode styled: 
[Fe(Cp)(η⁶-C₆Et₆)]⊕
Compound name(s): 
(η⁵-Cyclopentadienyl)-(η⁶-hexaethyl-benzene)-iron(1+)
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₆Et₆ (hexaethylbenzene)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(η⁵-C₅Ph₅)]

Formula Unicode styled: 
[Fe(Cp)(η⁵-C₅Ph₅)]
Compound name(s): 
1,2,3,4,5-Pentaphenyl-ferrocene
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
C₅Ph₅ (η⁵-pentaphenylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Fe(Cp)(Cp*)]

Formula Unicode styled: 
[Fe(Cp)(Cp*)]
Compound name(s): 
Pentamethylferrocene
Central atom: 
Iron
Attached groups: 
Cp (η⁵-cyclopentadienyl)
Cp* (η⁵-pentamethylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Co(η⁶-C₆Me₆)₂]⊕

Formula Unicode styled: 
[Co(η⁶-C₆Me₆)₂]⊕
Compound name(s): 
bis(η⁶-Hexamethylbenzene)-cobalt(1+)
Central atom: 
Cobalt
Attached groups: 
C₆Me₆ (hexamethylbenzene)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 20
Summary of calculated classifications: 
Co«V1C6OIE20B6Z0X0L6»⊕
[MLXZ]𝘲 class: 
[ML6]+
MLXZ class (ENC, equivalent neutral class): 
MX1L5