6-coordinate: ③-●-3 piano stool

6-coordinate: 3-3 piano stool
6-coordinate: ③-●-3 piano stool

[Y(μ₂-OBuᵗ)(μ₂-OBuᵗ)(Cp*)]₂

Formula Unicode styled: 
[Y(μ₂-OBuᵗ)(μ₂-OBuᵗ)(Cp*)]₂
Compound name(s): 
bis-[(μ₂-t-Butoxo)-(η⁵-pentamethylcyclopentadienyl)-t-butoxy-yttrium]
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: 
Y«V3C6OIIIE14B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Y(OBuᵗ)(μ₂-OBuᵗ)(Cp)]₂

Formula Unicode styled: 
[Y(OBuᵗ)(μ₂-OBuᵗ)(Cp)]₂
Compound name(s): 
bis-[(μ₂-t-Butoxo)-(η⁵-cyclopentadienyl)-t-butoxy-yttrium]
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: 
Y«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Y(μ₂-H){N(SiHMe₂)₂}(Cp*)]₂

Formula Unicode styled: 
[Y(μ₂-H){N(SiHMe₂)₂}(Cp*)]₂
Compound name(s): 
bis-[(μ₂-hydrido)-(η⁵-pentamethylcyclopentadienyl)-(bis(trimethylsilyl)amido)-yttrium]
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: 
Y«V3C6OIIIE14B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Sc(Me)(μ₂-Me){η⁵-C₅(SiMe₃)Me₄}]₂

Formula Unicode styled: 
[Sc(Me)(μ₂-Me){η⁵-C₅(SiMe₃)Me₄}]₂
Compound name(s): 
bis-[(μ₂-Methyl)-methyl-(η⁵-1-(trimethylsilyl)-2,3,4,5-tetramethylcyclopentadienyl)-scandium]
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: 
Sc«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sc(CH₂SiMe₃)₂(Thf){η⁵-C₅H₃(SiMe₃)₂}]

Formula Unicode styled: 
[Sc(CH₂SiMe₃)₂(Thf){η⁵-C₅H₃(SiMe₃)₂}]
Compound name(s): 
(η⁵-1,3-bis(Trimethylsilyl)cyclopentadienyl)-bis(trimethylsilylmethyl)-(tetrahydrofuran)-scandium
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: 
Sc«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sc(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]

Formula Unicode styled: 
[Sc(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]
Compound name(s): 
(η⁵-Tetramethyl(trimethylsilyl)cyclopentadienyl)-bis(trimethylsilylmethyl)-(tetrahydrofuran)-scandium
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: 
Sc«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sc(CH₂SiMe₃)₂(Thf)(η⁵-C₅HMe₄)]

Formula Unicode styled: 
[Sc(CH₂SiMe₃)₂(Thf)(η⁵-C₅HMe₄)]
Compound name(s): 
(η⁵-Tetramethylcyclopentadienyl)-bis(trimethylsilylmethyl)-tetrahydrofuran-scandium
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: 
Sc«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sc(CH₂SiMe₃)₂(Thf)(η⁵-C₅H₄Me)]

Formula Unicode styled: 
[Sc(CH₂SiMe₃)₂(Thf)(η⁵-C₅H₄Me)]
Compound name(s): 
(η⁵-1-Methylcyclopentadienyl)-bis(trimethylsilylmethyl)-tetrahydrofuran-scandium
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: 
Sc«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sc(CH₂SiMe₃)(Thf)₂{η⁵-C₅(SiMe₃)Me₄}]⊕

Formula Unicode styled: 
[Sc(CH₂SiMe₃)(Thf)₂{η⁵-C₅(SiMe₃)Me₄}]⊕
Compound name(s): 
(η⁵-Tetramethyl(trimethylsilyl)cyclopentadienyl)-trimethylsilylmethyl-bis(tetrahydrofuran)-scandium
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: 
Sc«V3C6OIIIE12B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]+
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sc(Bz)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]

Formula Unicode styled: 
[Sc(Bz)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]
Compound name(s): 
(η⁵-Tetramethyl-trimethylsilyl-cyclopentadienyl)-bis(benzyl)-tetrahydrofuran-scandium
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: 
Sc«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Lu(Cl)₂{CH(SiMe₃)₂}(Cp*)]⊖

Formula Unicode styled: 
[Lu(Cl)₂{CH(SiMe₃)₂}(Cp*)]⊖
Compound name(s): 
bis(Chloro)-η⁵-pentamethyl-cyclopentadienyl)-bis(trimethylsilyl)methyl-lutetium(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: 
Lu«V3C6OIIIE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]-
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Lu(Cl)(CH₂SiMe₃){CH(SiMe₃)₂}(Cp*)]⊖

Formula Unicode styled: 
[Lu(Cl)(CH₂SiMe₃){CH(SiMe₃)₂}(Cp*)]⊖
Compound name(s): 
(Chloro)-(η⁵-pentamethyl-cyclopentadienyl)-(trimethylsilylmethyl)-(bis(trimethylsilyl)methyl)-lutetium(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: 
Lu«V3C6OIIIE12B6Z0X4L2»
[MLXZ]𝘲 class: 
[MX4L2]-
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Lu(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]

Formula Unicode styled: 
[Lu(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]
Compound name(s): 
(η⁵-Trimethylsilyl-tetramethylcyclopentadienyl)-bis(trimethylsilylmethyl)-tetrahydrofuran-lutetium
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: 
Lu«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Er(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]

Formula Unicode styled: 
[Er(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]
Compound name(s): 
(η⁵-Tetramethyl-trimethylsilyl-cyclopentadienyl)-bis(trimethylsilylmethyl)-tetrahydrofuran-erbium
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: 
Er«V3C6OIIIE23B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Gd(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]

Formula Unicode styled: 
[Gd(CH₂SiMe₃)₂(Thf){η⁵-C₅(SiMe₃)Me₄}]
Compound name(s): 
(η⁵-Tetramethyl-trimethylsilyl-cyclopentadienyl)-bis(trimethylsilylmethyl)-tetrahydrofuran-gadolinium
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: 
Gd«V3C6OIIIE19B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Gd(Bz)₂(Thf)(Cp*)]

Formula Unicode styled: 
[Gd(Bz)₂(Thf)(Cp*)]
Compound name(s): 
Dibenzyl-(η⁵-pentamethyl-cyclopentadienyl)-(tetrahydrofuran)-gadolinium
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: 
Gd«V3C6OIIIE19B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Sm{N(SiMe₃)₂}{OP(NMe₂)₃}₂(Cp*)]

Formula Unicode styled: 
[Sm{N(SiMe₃)₂}{OP(NMe₂)₃}₂(Cp*)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-(bis(trimethylsilyl)amido)-bis(hexamethylphosphoramide-O)-samarium
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: 
Sm«V2C6OIIE20B7Z0X2L5»
[MLXZ]𝘲 class: 
[MX2L5]
MLXZ class (ENC, equivalent neutral class): 
MX2L5

[Sm{N(SiHMe₂)₂}₂(Thf)(Cp*)]

Formula Unicode styled: 
[Sm{N(SiHMe₂)₂}₂(Thf)(Cp*)]
Compound name(s): 
Tetrahydrofuran-(η⁵-pentamethyl-cyclopentadienyl)-bis(bis(dimethyl(hydrido)silyl)amide)-samarium
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: 
Sm«V3C6OIIIE21B8Z0X3L5»
[MLXZ]𝘲 class: 
[MX3L5]
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Sm(OC₆H₃Buᵗ₂-2,6)₂(Thf)(Cp*)]

Formula Unicode styled: 
[Sm(OC₆H₃Buᵗ₂-2,6)₂(Thf)(Cp*)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-bis(2,6-di-t-butylphenoxy)-(tetrahydrofuran-O)-samarium
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: 
Sm«V3C6OIIIE17B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Pd(μ₂-CNMes)(η⁵-C₅Ph₅)]₂

Formula Unicode styled: 
[Pd(μ₂-CNMes)(η⁵-C₅Ph₅)]₂
Compound name(s): 
bis-[(μ₂-2,6-Dimethylphenylisocyanido)-(η⁵-pentaphenyl-cyclopentadienyl)-palladium(Pd—Pd)]
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: 
Pd«V2C6OIE18B5Z0X2L3»
[MLXZ]𝘲 class: 
[MX2L3]
MLXZ class (ENC, equivalent neutral class): 
MX2L3