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

[Cu(NCMe){NCH(CH)₄}₄]²⊕

Formula Unicode styled: 
[Cu(NCMe){NCH(CH)₄}₄]²⊕
Compound name(s): 
Acetonitrile-tetrakis(pyridine)-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(N₃)₂{NCH(CH)₄}₂]

Formula Unicode styled: 
[Cu(N₃)₂{NCH(CH)₄}₂]
Compound name(s): 
di(azido)-dipyridyl-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-I){NCH(CH)₄}₂]₂

Formula Unicode styled: 
[Cu(μ₂-I){NCH(CH)₄}₂]₂
Compound name(s): 
bis-[(μ₂-Iodo)-di(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(μ₃-I){NCH(CH)₄}]₄

Formula Unicode styled: 
[Cu(μ₃-I){NCH(CH)₄}]₄
Compound name(s): 
tetrakis-[(μ₃-Iodo)-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(Cl)₂{NCH(CH)₄}(Phen)]

Formula Unicode styled: 
[Cu(Cl)₂{NCH(CH)₄}(Phen)]
Compound name(s): 
Dichloro-(1,10-phenanthroline)-(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(Cl){NCH(CH)₄}₃]

Formula Unicode styled: 
[Cu(Cl){NCH(CH)₄}₃]
Compound name(s): 
Chloro-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(μ₂-Cl){NCH(CH)₄}(PPh₃)]₂

Formula Unicode styled: 
[Cu(μ₂-Cl){NCH(CH)₄}(PPh₃)]₂
Compound name(s): 
bis-[(μ₂-Chloro)-pyridine-triphenylphosphine-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-Br){NCH(CH)₄}(PPh₃)]₂

Formula Unicode styled: 
[Cu(μ₂-Br){NCH(CH)₄}(PPh₃)]₂
Compound name(s): 
bis-[(μ₂-Bromo)-pyridine-triphenylphosphine-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

cis–[Au(Cl){NCH(CH)₄}(Dmg)]

Formula Unicode styled: 
cis–[Au(Cl){NCH(CH)₄}(Dmg)]
Compound name(s): 
Chloro-(dimethylglyoximato-N,N')-(pyridine-N)-gold
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-[Cu(μ₂-N₃){NCH(CH)₄}₃]⊕

Formula Unicode styled: 
catena–1D-[Cu(μ₂-N₃){NCH(CH)₄}₃]⊕
Compound name(s): 
catena-[(μ₂-Azido-N,N'')-tripyridyl-copper(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

catena–1D-[Cu(μ₃-I){NCH(CH)₄}]

Formula Unicode styled: 
catena–1D-[Cu(μ₃-I){NCH(CH)₄}]
Compound name(s): 
catena-[(bis(μ₂-Iodo)-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

catena–1D-[Cu(μ₂-CN){NCH(CH)₄}₂]

Formula Unicode styled: 
catena–1D-[Cu(μ₂-CN){NCH(CH)₄}₂]
Compound name(s): 
catena-[(μ₂-Cyano)-di-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

[Au{NCH(CH)₄}₂]⊕

Formula Unicode styled: 
[Au{NCH(CH)₄}₂]⊕
Compound name(s): 
bis(Pyridine)-gold(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

[Au{NCH(CH)₄}(PPh₃)]⊕

Formula Unicode styled: 
[Au{NCH(CH)₄}(PPh₃)]⊕
Compound name(s): 
Pyridine-(triphenylphosphine)-gold(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

[Au(C₆Cl₅){NCH(CH)₄}]

Formula Unicode styled: 
[Au(C₆Cl₅){NCH(CH)₄}]
Compound name(s): 
(Pentachlorophenyl)-(pyridine)-gold
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–2D-[Gd(Cl)₃(μ₂-Bpy-4,4'){NCH(CH)₄}₂]

Formula Unicode styled: 
catena–2D-[Gd(Cl)₃(μ₂-Bpy-4,4'){NCH(CH)₄}₂]
Compound name(s): 
catena-[(μ₂-4,4'-bipyridine)-trichloro-bis(pyridine)-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Eu{NCH(CH)₄}₂{OC(Buᵗ)CHC(Buᵗ)O}₃]

Formula Unicode styled: 
[Eu{NCH(CH)₄}₂{OC(Buᵗ)CHC(Buᵗ)O}₃]
Compound name(s): 
tris-(2,2,6,6-Tetramethylheptane-3,5-dionato)-di-pyridine-europium
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

[Eu(Cl)₅{NCH(CH)₄}]²⊖

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

[Sm{NCH(CH)₄}₂(Cp*)₂]⊕

Formula Unicode styled: 
[Sm{NCH(CH)₄}₂(Cp*)₂]⊕
Compound name(s): 
bis(η⁵-Pentamethyl-cyclopentadienyl)-bis(pyridyl)-samarium(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

[Sm{NCH(CH)₄}{η⁵-C₅H₃(Buᵗ)₂}₂]

Formula Unicode styled: 
[Sm{NCH(CH)₄}{η⁵-C₅H₃(Buᵗ)₂}₂]
Compound name(s): 
bis(η⁵-1,3-di-t-butylcyclopentadienyl)-pyridine-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: 
C«V4C3OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4