7-coordinate: ③-●-4 piano stool

7-coordinate: ③-●-4 piano stool
7-coordinate: 3-4 piano stool

[Ru(Br)₃(CO)(η⁵-C₅EtMe₄)]

Formula Unicode styled: 
[Ru(Br)₃(CO)(η⁵-C₅EtMe₄)]
Compound name(s): 
Tribromo-carbonyl-(ethyl-tetramethyl-cyclopentadienyl)-ruthenium
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: 
Ru«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Ru(Br)₂(η³-C₃H₅)(Cp*)]

Formula Unicode styled: 
[Ru(Br)₂(η³-C₃H₅)(Cp*)]
Compound name(s): 
Dibromo-(η³-allyl)-(η⁵-pentamethyl-cyclopentadienyl)-ruthenium
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: 
Ru«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Ru(Br)(μ₂-Br)(Cp*)]₂

Formula Unicode styled: 
[Ru(Br)(μ₂-Br)(Cp*)]₂
Compound name(s): 
bis-[(μ₂-Bromo)-(η⁵-pentamethyl-cyclopentadienyl)-bromo-ruthenium]
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: 
Ru«V4C7OIIIE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Ru(Br)₂(η³-C₃Ph₃)(Cp)]

Formula Unicode styled: 
[Ru(Br)₂(η³-C₃Ph₃)(Cp)]
Compound name(s): 
Dibromo-(η³-triphenylcyclopropenyl)-(η⁵-cyclopentadienyl)-ruthenium
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: 
Ru«V6C7OVIE18B8Z0X6L2»
[MLXZ]𝘲 class: 
[MX6L2]
MLXZ class (ENC, equivalent neutral class): 
MX6L2

cis,cis–[Ru(Cl)₂(Dmdtc)(Cp*)]

Formula Unicode styled: 
cis,cis–[Ru(Cl)₂(Dmdtc)(Cp*)]
Compound name(s): 
dichloro-(dimethyldithiocarbamato-S,S')-(η⁵-pentamethylcyclopentadienyl)-ruthenium
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: 
Ru«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

cis–[Ru(NCMe)₂(Dmdtc)(Cp*)]²⊕

Formula Unicode styled: 
cis–[Ru(NCMe)₂(Dmdtc)(Cp*)]²⊕
Compound name(s): 
bis(acetonitrile-N)-(dimethyldithiocarbamato-S,S')-(η⁵-pentamethylcyclopentadienyl)-ruthenium(2+)
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: 
Ru«V4C7OIVE18B7Z0X2L5»2⊕
[MLXZ]𝘲 class: 
[MX2L5]2+
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans–[Fe(H)(SnPh₃)₂(CO)(Cp)]

Formula Unicode styled: 
trans–[Fe(H)(SnPh₃)₂(CO)(Cp)]
Compound name(s): 
(η⁵-Cyclopentadienyl)-carbonyl-hydrido-bis(triphenyl-tin)-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans–[Fe(H)(SiMe₂Ph)₂(CO)(Cp)]

Formula Unicode styled: 
trans–[Fe(H)(SiMe₂Ph)₂(CO)(Cp)]
Compound name(s): 
(η⁵-Cyclopentadienyl)-carbonyl-hydrido-bis(dimethylphenylsilyl)-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans–[Fe(H)(SiF₂Me)₂(CO)(Cp)]

Formula Unicode styled: 
trans–[Fe(H)(SiF₂Me)₂(CO)(Cp)]
Compound name(s): 
Hydrido-bis(difluoromethylsilyl)-(eta-cyclopentadienyl)carbonyl-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans–[Fe(H)(SiCl₃)₂(CO)(Cp)]

Formula Unicode styled: 
trans–[Fe(H)(SiCl₃)₂(CO)(Cp)]
Compound name(s): 
Hydrido-bis(trichlorosilyl)carbonyl-pi-cyclopentadienyl-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans,trans–[Fe(H)₂(SiF₃)₂(η⁶-C₇H₈)]

Formula Unicode styled: 
trans,trans–[Fe(H)₂(SiF₃)₂(η⁶-C₇H₈)]
Compound name(s): 
dihydrido-(η⁶-toluene)-bis(trifluorosilyl)-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans,trans–[Fe(H)₂(SiCl₃)₂(η⁶-C₇H₈)]

Formula Unicode styled: 
trans,trans–[Fe(H)₂(SiCl₃)₂(η⁶-C₇H₈)]
Compound name(s): 
dihydrido-(η⁶-toluene)-bis(trichlorosilyl)-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans,trans–[Fe(H)₂(SiCl₃)₂(η⁶-C₆H₆)]

Formula Unicode styled: 
trans,trans–[Fe(H)₂(SiCl₃)₂(η⁶-C₆H₆)]
Compound name(s): 
(η⁶-Benzene)-bis(trichlorosilyl)-dihydrido-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans,trans–[Fe(H)₂(Dppe-κ²P)(Cp)]⊕

Formula Unicode styled: 
trans,trans–[Fe(H)₂(Dppe-κ²P)(Cp)]⊕
Compound name(s): 
dihydrido-(η⁵-pentamethyl-cyclopentadienyl)-(1,2-bis(diphenylphosphino)ethane-P,P')-iron(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: 
Fe«V4C7OIVE18B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]+
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Fe(GePh₃)₂(H)(CO)(Cp)]

Formula Unicode styled: 
[Fe(GePh₃)₂(H)(CO)(Cp)]
Compound name(s): 
(η⁵-cyclopentadienyl)-carbonyl-hydrido-bis(triphenylgermyl)-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Fe(GeEt₃)₂(H)(CO)(Cp)]

Formula Unicode styled: 
[Fe(GeEt₃)₂(H)(CO)(Cp)]
Compound name(s): 
(η⁵-cyclopentadienyl)-carbonyl-hydrido-bis(triethylgermyl)-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

cis–[Fe(CN)₂(H)(CO)(Cp)]

Formula Unicode styled: 
cis–[Fe(CN)₂(H)(CO)(Cp)]
Compound name(s): 
(η⁵-Cyclopentadienyl)-carbonyl-dicyano-hyrido-iron
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: 
Fe«V4C7OIVE18B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

trans–[Co(H)₂(SiHPh₂)₂(Cp*)]

Formula Unicode styled: 
trans–[Co(H)₂(SiHPh₂)₂(Cp*)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-bis(hydrido)-bis(diphenylsilyl)-cobalt
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: 
Co«V5C7OVE18B7Z0X5L2»
[MLXZ]𝘲 class: 
[MX5L2]
MLXZ class (ENC, equivalent neutral class): 
MX5L2

[Co(μ₃-P)(Cp)]₄

Formula Unicode styled: 
[Co(μ₃-P)(Cp)]₄
Compound name(s): 
tetra-[(μ₃-Phosphido)-(η⁵-cyclopentadienyl)-cobalt]
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: 
Co«V5C7OIVE18B7Z0X5L2»
[MLXZ]𝘲 class: 
[MX5L2]
MLXZ class (ENC, equivalent neutral class): 
MX5L2

trans–[Ir(H)₂(SiEt₃)₂(Cp*)]

Formula Unicode styled: 
trans–[Ir(H)₂(SiEt₃)₂(Cp*)]
Compound name(s): 
Dihydrido-bis(triethylsilyl)-(η⁵-pentamethyl-cyclopentadienyl)-iridium
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: 
Ir«V5C7OVE18B7Z0X5L2»
[MLXZ]𝘲 class: 
[MX5L2]
MLXZ class (ENC, equivalent neutral class): 
MX5L2