=(CR)₄NHM (pyridine backbone X₂ + X type complex)

trans–[V(SO₃CF₃-κO)₂{NCH(CH)₄}₄]

Formula Unicode styled: 
trans–[V(SO₃CF₃-κO)₂{NCH(CH)₄}₄]
Compound name(s): 
Tetrapyridine-bis(trifluoromethanesulfonato-O)-vanadium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

mer–[V(Cl)₃{NCH(CH)₄}₃]

Formula Unicode styled: 
mer–[V(Cl)₃{NCH(CH)₄}₃]
Compound name(s): 
Trichloro-tripyridyl-vanadium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

mer–[V(Cl)₃(=NCl){NCH(CH)₄}]

Formula Unicode styled: 
mer–[V(Cl)₃(=NCl){NCH(CH)₄}]
Compound name(s): 
(Chloronitrido)trichlorobipyridylvanadium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

trans–[Tm(I){NCH(CH)₄}{OP(NMe₂)₃}₃]⊕

Formula Unicode styled: 
trans–[Tm(I){NCH(CH)₄}{OP(NMe₂)₃}₃]⊕
Compound name(s): 
Di-iodo-tetrakis(hexamethylphosphoramide-O)-thulium(1+)
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

mer–[La(I)₃{NCH(CH)₄}₄]

Formula Unicode styled: 
mer–[La(I)₃{NCH(CH)₄}₄]
Compound name(s): 
triiodo-tetrakis(pyridine)-lanthanum
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[La(Cl)₃{NCH(CH)₄}₄]

Formula Unicode styled: 
[La(Cl)₃{NCH(CH)₄}₄]
Compound name(s): 
Trichloro-tetrakis(pyridine)-lanthanum
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

trans–[Lu(CH₂SiMe₃)₂{NCH(CH)₄}₂(Cp*)]

Formula Unicode styled: 
trans–[Lu(CH₂SiMe₃)₂{NCH(CH)₄}₂(Cp*)]
Compound name(s): 
(η-pentamethyl-cyclopentadienyl)-bis(pyridyl)-bis((trimethylsilyl)methyl)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Lu(I)₂{NCH(CH)₄}₅]⊕

Formula Unicode styled: 
[Lu(I)₂{NCH(CH)₄}₅]⊕
Compound name(s): 
Diiodo-pentapyridyl-lutetium(1+)
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Lu(I)(OPrⁱ){NCH(CH)₄}₅]⊕

Formula Unicode styled: 
[Lu(I)(OPrⁱ){NCH(CH)₄}₅]⊕
Compound name(s): 
Iodo-isopropoxy-pentapyridyl-lutetium(1+)
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Lu(C≡CPh)₂{NCH(CH)₄}(Bpy)(Cp*)]

Formula Unicode styled: 
[Lu(C≡CPh)₂{NCH(CH)₄}(Bpy)(Cp*)]
Compound name(s): 
(2,2'-Bipyridine-N,N')-(η-pentamethyl-cyclopentadienyl)-bis(2-phenylethynyl)-(pyridine-N)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

cis–[Ce(OBuᵗ)₄{NCH(CH)₄}₂]

Formula Unicode styled: 
cis–[Ce(OBuᵗ)₄{NCH(CH)₄}₂]
Compound name(s): 
tetrakis(t-butoxy)-bis(pyridine)-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce{NCH(CH)₄}(κO-ONO-κO)₅]²⊖

Formula Unicode styled: 
[Ce{NCH(CH)₄}(κO-ONO-κO)₅]²⊖
Compound name(s): 
pyridine-pentakis(nitrito)-cerium(2-)
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce(I)₃{NCH(CH)₄}(Phen)₂]

Formula Unicode styled: 
[Ce(I)₃{NCH(CH)₄}(Phen)₂]
Compound name(s): 
Triiodo-bis(1,10-phenanthroline)-pyridine-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce(I)₃{NCH(CH)₄}(Bpy)₂]

Formula Unicode styled: 
[Ce(I)₃{NCH(CH)₄}(Bpy)₂]
Compound name(s): 
bis(2,2-Bipyridyl-N,N')-tri-iodo-(pyridine-N)-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce(I)₂{NCH(CH)₄}₂(Phen)₂]⊕

Formula Unicode styled: 
[Ce(I)₂{NCH(CH)₄}₂(Phen)₂]⊕
Compound name(s): 
bis(1,10-phenanthroline)-bis(pyridine)-diiodo-cerium(1+)
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce(Br)₃{NCH(CH)₄}₄]

Formula Unicode styled: 
[Ce(Br)₃{NCH(CH)₄}₄]
Compound name(s): 
Tribromo-tetrakis(pyridine)-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce(Br)₃{NCH(CH)₄}₃(Bpy)]

Formula Unicode styled: 
[Ce(Br)₃{NCH(CH)₄}₃(Bpy)]
Compound name(s): 
(2,2'-Bipyridine)-tribromo-tris(pyridine)-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce{NCH(CH)₄}({η⁵-C₅H₄(SiMe₃)}₃)]

Formula Unicode styled: 
[Ce{NCH(CH)₄}({η⁵-C₅H₄(SiMe₃)}₃)]
Compound name(s): 
tris(η⁵-Trimethylsilyl-cyclopentadienyl)-pyridyl-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ce(SO₃CF₃-κO)₃{NCH(CH)₄}₂(Phen)₂]

Formula Unicode styled: 
[Ce(SO₃CF₃-κO)₃{NCH(CH)₄}₂(Phen)₂]
Compound name(s): 
bis(1,10-phenanthroline)-tris(trifluoromethanesulfonato)-dipyridine-cerium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

trans–[Cr(O)₃{NCH(CH)₄}₂]

Formula Unicode styled: 
trans–[Cr(O)₃{NCH(CH)₄}₂]
Compound name(s): 
bis(Pyridine)-trioxo-chromium
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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4