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

[Ba(ClO₄-κ²O)₂{NCH(CH)₄}₆]

Formula Unicode styled: 
[Ba(ClO₄-κ²O)₂{NCH(CH)₄}₆]
Compound name(s): 
Hexapyridine-bis(perchlorate-O,O')-barium
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

[Ba(I)₂{NCH(CH)₄}₆]

Formula Unicode styled: 
[Ba(I)₂{NCH(CH)₄}₆]
Compound name(s): 
Di-iodo-hexapyridine-barium
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–[Er(OC₆H₃Buᵗ₂-2,6)₃{NCH(CH)₄}₂]

Formula Unicode styled: 
trans–[Er(OC₆H₃Buᵗ₂-2,6)₃{NCH(CH)₄}₂]
Compound name(s): 
tris(2,6-di-t-butylphenolato)-bis(pyridine)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Tm(SPh)₂(μ₂-SPh){NCH(CH)₄}₃]₂

Formula Unicode styled: 
[Tm(SPh)₂(μ₂-SPh){NCH(CH)₄}₃]₂
Compound name(s): 
bis-[(μ₂-Phenylthiolato-S,S)-bis(phenylthiolato-S)-tripyridyl-thulium]
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

[Tm(SePh)₂(μ₂-SePh){NCH(CH)₄}₃]₂

Formula Unicode styled: 
[Tm(SePh)₂(μ₂-SePh){NCH(CH)₄}₃]₂
Compound name(s): 
bis-[(μ₂-Benzeneselenolato-Se,Se)-bis(benzeneselenolato-Se)-tripyridyl-thulium]
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

[Sc(μ₂-OH)(Cl)₂{NCH(CH)₄}₂]₂

Formula Unicode styled: 
[Sc(μ₂-OH)(Cl)₂{NCH(CH)₄}₂]₂
Compound name(s): 
bis-[(μ₂-Hydroxo)-dichloro-di(pyridine-N)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ho(OSiPh₃)₂{NCH(CH)₄}₅]⊕

Formula Unicode styled: 
[Ho(OSiPh₃)₂{NCH(CH)₄}₅]⊕
Compound name(s): 
pentakis(pyridine)-bis(trimethylsiloxy)-holmium(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

fac–[Er(OXylyl)₃{NCH(CH)₄}₃]

Formula Unicode styled: 
fac–[Er(OXylyl)₃{NCH(CH)₄}₃]
Compound name(s): 
tris(2,6-dimethylphenolato)-tris(pyridine)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

fac–[Er(OSiPh₃)₃{NCH(CH)₄}₃]

Formula Unicode styled: 
fac–[Er(OSiPh₃)₃{NCH(CH)₄}₃]
Compound name(s): 
tris(pyridine)-tris(triphenylsilanolato)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Er(OC₆F₅)₃{NCH(CH)₄}₄]

Formula Unicode styled: 
[Er(OC₆F₅)₃{NCH(CH)₄}₄]
Compound name(s): 
tris(Pentafluorophenolato-O)-tetrakis(pyridine-N)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Er(Cl)₅{NCH(CH)₄}]²⊖

Formula Unicode styled: 
[Er(Cl)₅{NCH(CH)₄}]²⊖
Compound name(s): 
pentachloro-pyridyl-erbium(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

[Er(Cl)₃{NCH(CH)₄}₄]

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

catena–1D-[Tm(μ₂-O₂CCF₃)₃{NCH(CH)₄}₂]

Formula Unicode styled: 
catena–1D-[Tm(μ₂-O₂CCF₃)₃{NCH(CH)₄}₂]
Compound name(s): 
catena-[tris(μ-trifluoroacetato)-dipyridine-thulium]
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

catena–1D-[Ho(Cl)₃{NCH(CH)₄}₂(μ₂-Bpy-4,4')]

Formula Unicode styled: 
catena–1D-[Ho(Cl)₃{NCH(CH)₄}₂(μ₂-Bpy-4,4')]
Compound name(s): 
catena-[(μ₂-4,4'-bipyridine)-trichloro-bis(pyridine)-holmium]
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,trans–[Cu(O₂CPh-κO)₂(OH₂){NCH(CH)₄}₂]

Formula Unicode styled: 
trans,trans–[Cu(O₂CPh-κO)₂(OH₂){NCH(CH)₄}₂]
Compound name(s): 
Aqua-bis(benzoato)-bis(pyridine)-copper
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–[Cu(C₆F₅){NCH(CH)₄}]

Formula Unicode styled: 
trans–[Cu(C₆F₅){NCH(CH)₄}]
Compound name(s): 
catena-[perfluorophenyl-pyridine-copper]
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

[Cu(μ₂-O₂CPh)₂{NCH(CH)₄}]₂

Formula Unicode styled: 
[Cu(μ₂-O₂CPh)₂{NCH(CH)₄}]₂
Compound name(s): 
bis-[(bis(μ₂-Benzoato-O,O')-pyridyl-copper]
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

[Cu(O₂CMe-κO)₂{NCH(CH)₄}₃]

Formula Unicode styled: 
[Cu(O₂CMe-κO)₂{NCH(CH)₄}₃]
Compound name(s): 
bis(Acetato-O)-tris(pyridine)-copper
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

[Cu{NCH(CH)₄}(Bpy)₂]²⊕

Formula Unicode styled: 
[Cu{NCH(CH)₄}(Bpy)₂]²⊕
Compound name(s): 
bis(2,2'-Bipyridine-N,N')-(pyridine-N)-copper(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

[Cu(NCS-κN)₂{NCH(CH)₄}₄]

Formula Unicode styled: 
[Cu(NCS-κN)₂{NCH(CH)₄}₄]
Compound name(s): 
(Di-isothiocyanato)-(tetrapyridine)-copper
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