3-coordinate: trigonal pyramid TPY-3

[Na(μ₃-Me)]₄

Formula Unicode styled: 
[Na(μ₃-Me)]₄
Compound name(s): 
tetrakis-[methyl-sodium]
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: 
Na«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Zn(H){N(C₆H₃Prⁱ₂)C(Me)CHC(Me)N(C₆H₃Prⁱ₂)-κ²N}]

Formula Unicode styled: 
[Zn(H){N(C₆H₃Prⁱ₂)C(Me)CHC(Me)N(C₆H₃Prⁱ₂)-κ²N}]
Compound name(s): 
hydrido-(N,N'-bis(2,6-di-isopropylphenyl)-2,4-pentanediiminato-N,N')-zinc
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: 
Zn«V2C3OIIE6B3Z0X2L1»
[MLXZ]𝘲 class: 
[MX2L1]
MLXZ class (ENC, equivalent neutral class): 
MX2L1

[Zn(μ₂-H){C₆H₃(C₆H₃Prⁱ₂)₂}]

Formula Unicode styled: 
[Zn(μ₂-H){C₆H₃(C₆H₃Prⁱ₂)₂}]
Compound name(s): 
bis-[(μ₂-hydrido)-{2,6-bis(2,6-di-isopropylphenyl)phenyl}-zinc]
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: 
Zn«V2C3OIIE4B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Si(η⁵-C₅Prⁱ₅)]⊕

Formula Unicode styled: 
[Si(η⁵-C₅Prⁱ₅)]⊕
Compound name(s): 
(η⁵-penta-isopropylcyclopentadienyl)-silicon(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: 
Si«V2C3OIIE8B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]+
MLXZ class (ENC, equivalent neutral class): 
MX2L1

[Cf₂(F)₃(SO₄-κO)₂]⊖

Formula Unicode styled: 
[Cf₂(F)₃(SO₄-κO)₂]⊖
Compound name(s): 
trifluorido-bis(sulfato)-dicalifornium(1-)
Central atom: 
Attached groups: 
Charge on central atom: 
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: 
F«V1C3O-I»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Co(μ₃-H)(Cp)]₄

Formula Unicode styled: 
[Co(μ₃-H)(Cp)]₄
Compound name(s): 
tetrakis-[(μ₃-hydrido)-(η⁵-cyclopentadienyl)-cobalt]
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: 
H«V1C3O-IE2B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

[Rb(μ₃-OSiMe₃)]₄

Formula Unicode styled: 
[Rb(μ₃-OSiMe₃)]₄
Compound name(s): 
tetrakis-[trimethylsilanolato-rubidium]
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: 
Rb«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Na(μ₃-OBuᵗ)]₆

Formula Unicode styled: 
[Na(μ₃-OBuᵗ)]₆
Compound name(s): 
hexaakis-[t-butoxy-sodium]
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: 
Na«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Na(μ₃-Me)]₄

Formula Unicode styled: 
[Na(μ₃-Me)]₄
Compound name(s): 
tetrakis-[methyl-sodium]
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: 
Na«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Li(μ₃-SiMe₃)]₆

Formula Unicode styled: 
[Li(μ₃-SiMe₃)]₆
Compound name(s): 
hexakis-[Trimethylsilyl lithium]
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: 
Li«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Li(μ₃-Et)]₄

Formula Unicode styled: 
[Li(μ₃-Et)]₄
Compound name(s): 
tetrakis-[ethyl-lithium]
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: 
Li«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Li(μ₃-Cy)]₆

Formula Unicode styled: 
[Li(μ₃-Cy)]₆
Compound name(s): 
hexakis-[cyclohexyl-lithium]
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: 
Li«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Li(μ₃-Me)]₄

Formula Unicode styled: 
[Li(μ₃-Me)]₄
Compound name(s): 
tetrakis-[perdeuteromethyl-lithium]
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: 
Li«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2

[Cs(μ₃-OSiMe₃)]₄

Formula Unicode styled: 
[Cs(μ₃-OSiMe₃)]₄
Compound name(s): 
tetrakis-[trimethylsilanolato-caesium]
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: 
Cs«V1C3OIE6B3Z0X1L2»
[MLXZ]𝘲 class: 
[MX1L2]
MLXZ class (ENC, equivalent neutral class): 
MX1L2