3-coordinate: trigonal planar (p-block element, 1 lone pair)

[Ni(OC{O}Me-κ²O)(Bpy)₂]⊕

Formula Unicode styled: 
[Ni(OC{O}Me-κ²O)(Bpy)₂]⊕
Compound name(s): 
(μ₂-Acetato)-bis(2,2'-bipyridyl)-nickel(1+)
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Ni group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

cis–[Ni(OC{O}Me-κ²O)([12]aneN₄-κ⁴N)]⊕

Formula Unicode styled: 
cis–[Ni(OC{O}Me-κ²O)([12]aneN₄-κ⁴N)]⊕
Compound name(s): 
(Acetato-O,O')-(1,4,7,10-tetra-azacyclododecane)-nickel(1+)
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Ni group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

mer,cis–[Co(O₂CMe-κO)(OC{O}Me-κ²O)(Terpy-κ³N)]

Formula Unicode styled: 
mer,cis–[Co(O₂CMe-κO)(OC{O}Me-κ²O)(Terpy-κ³N)]
Compound name(s): 
(Acetato-O)-(acetato-O,O')-(2,2':6',2''-terpyridine)-cobalt
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Co group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Fe(O₂CMe-κO)₂(Py)(OC{O}Me-κ²O)]⊖

Formula Unicode styled: 
[Fe(O₂CMe-κO)₂(Py)(OC{O}Me-κ²O)]⊖
Compound name(s): 
(acetato-O,O')-bis(acetato-O)-(pyridine)-iron(1-)
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Fe group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

cis,cis,trans–[Mn(CO)₂(PPh₃)₂(OC{O}Me-κ²O)]

Formula Unicode styled: 
cis,cis,trans–[Mn(CO)₂(PPh₃)₂(OC{O}Me-κ²O)]
Compound name(s): 
(Acetato-O)-bis(triphenylphosphine)-dicarbonyl-manganese
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Mn group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Cr(OH₂)(OC{O}Me-κ²O)₂]₂

Formula Unicode styled: 
[Cr(OH₂)(OC{O}Me-κ²O)₂]₂
Compound name(s): 
tetrakis(mu-2acetato-O,O')-diaqua-di-chromium
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Cr group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ti(OC{O}Me-κ²O)₃(Cp)]

Formula Unicode styled: 
[Ti(OC{O}Me-κ²O)₃(Cp)]
Compound name(s): 
(η-Cyclopentadienyl)-tris(acetato-O,O')-titanium
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Ti group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[K(OC{O}Me-κ²O)(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[K(OC{O}Me-κ²O)(18-crown-6-κ⁶O)]
Compound name(s): 
(acetato)-(18-crown-6)-potassium
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
K group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Am(O)₂(OH₂)(OC{O}Me-κ²O)(Bpy)]

Formula Unicode styled: 
[Am(O)₂(OH₂)(OC{O}Me-κ²O)(Bpy)]
Compound name(s): 
dioxo-aqua-(acetato)-(2,2'-bipyridine)-americium
Central atom: 
Oxygen
Attached groups: 
COMe (acetyl)
Am group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Zr(O₂NO-κ²O)₅]⊖

Formula Unicode styled: 
[Zr(O₂NO-κ²O)₅]⊖
Compound name(s): 
pentanitrato-zirconium(1-)
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Zr group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Zr(Acac)₃(O₂NO-κ²O)]

Formula Unicode styled: 
[Zr(Acac)₃(O₂NO-κ²O)]
Compound name(s): 
Nitrato-tris(acetylacetonato) zirconium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Zr group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Zr(Acac)₂(O₂NO-κ²O)₂]

Formula Unicode styled: 
[Zr(Acac)₂(O₂NO-κ²O)₂]
Compound name(s): 
Dinitrato-bis(acetylacetonato)-zirconium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Zr group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(Thf)₃(O₂NO-κ²O)₃]

Formula Unicode styled: 
[Yb(Thf)₃(O₂NO-κ²O)₃]
Compound name(s): 
tris(nitrato-O,O')-tris(tetrahydrofuran)-ytterbium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OPMePh₂)₄(O₂NO-κ²O)₂]

Formula Unicode styled: 
[Yb(OPMePh₂)₄(O₂NO-κ²O)₂]
Compound name(s): 
bis(Nitrato-O,O')-tetrakis(methyldiphenylphosphine oxide)-ytterbium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OHEt)₃(O₂NO-κ²O)₃]

Formula Unicode styled: 
[Yb(OHEt)₃(O₂NO-κ²O)₃]
Compound name(s): 
tris(Ethanol-O)-tris(nitrato)-ytterbium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OH₂)₄(O₂NO-κ²O)₃]

Formula Unicode styled: 
[Yb(OH₂)₄(O₂NO-κ²O)₃]
Compound name(s): 
trinitrato-tetra-aqua-ytterbium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OH₂)₃(O₂NO-κ²O)₃]

Formula Unicode styled: 
[Yb(OH₂)₃(O₂NO-κ²O)₃]
Compound name(s): 
triaqua-tris(nitrato-O,O')-ytterbium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OH₂)₂(O₂NO-κ²O)₂(Terpy-κ³N)]⊕

Formula Unicode styled: 
[Yb(OH₂)₂(O₂NO-κ²O)₂(Terpy-κ³N)]⊕
Compound name(s): 
Diaqua-bis(nitrato-O,O')-(2,2':6',2''-terpyridine)-ytterbium(1+)
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OH₂)₂(O₂NO-κ²O)(O₂NO-κ³O)(Acac)]₂

Formula Unicode styled: 
[Yb(OH₂)₂(O₂NO-κ²O)(O₂NO-κ³O)(Acac)]₂
Compound name(s): 
bis-[(μ²-Nitrato-O,O,O')-(acetylacetonato-O,O')-di-aqua-(nitrato-O,O')-ytterbium]
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Yb(OH₂)(O₂NO-κ²O)₃(Phen)]

Formula Unicode styled: 
[Yb(OH₂)(O₂NO-κ²O)₃(Phen)]
Compound name(s): 
Aqua-tris(nitrato-O,O')-(1,10-phenanthroline-N,N')-ytterbium
Central atom: 
Oxygen
Attached groups: 
NO₂ (nitro-κN)
Yb group (X type)
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2