(CH₂)₄ (tetramethylene-κ²C)

[O{(CH₂)₄}{Cr(CO)₅}]

Formula Unicode styled: 
[O{(CH₂)₄}{Cr(CO)₅}]
Compound name(s): 
Pentacarbonyl-tetrahydrofuran-chromium
Central atom: 
Oxygen
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
Cr(CO)₅ (pentacarbonylchromium)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V4C3O-IIE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[O{(CH₂)₄}]

Formula Unicode styled: 
[O{(CH₂)₄}]
Compound name(s): 
Tetrahydrofuran
Central atom: 
Oxygen
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
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

[O{(CH₂)₄}(➝Te group)]⊖

Formula Unicode styled: 
[O{(CH₂)₄}(➝Te group)]⊖
Compound name(s): 
pentachloro-tetrahydrofuran-tellurium(1-)
Central atom: 
Oxygen
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
Te group (Z type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V4C3O-IIE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[O{(CH₂)₄}(SnCl₅)]⊖

Formula Unicode styled: 
[O{(CH₂)₄}(SnCl₅)]⊖
Compound name(s): 
pentachloro-tetrahydrofuran-tin(1-)
Central atom: 
Oxygen
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
SnCl₅ (pentachlorotin 1⊖)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V4C3O-IIE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[O{(CH₂)₄}(AlCl₃)]

Formula Unicode styled: 
[O{(CH₂)₄}(AlCl₃)]
Compound name(s): 
Tetrahydrofuran-trichloro-aluminium
Central atom: 
Oxygen
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
AlCl₃ (trichloroaluminium)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V4C3O-IIE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[Si{(CH₂)₄}]₅

Formula Unicode styled: 
[Si{(CH₂)₄}]₅
Compound name(s): 
Pentaspiro(cyclotetramethylene)-cyclopentasilane
Central atom: 
Silicon
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Si«V4C4OIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[N(H){(CH₂)₄}(AlMe₃)]

Formula Unicode styled: 
[N(H){(CH₂)₄}(AlMe₃)]
Compound name(s): 
trimethyl-aluminium-pyrrolidine
Central atom: 
Nitrogen
Attached groups: 
H (hydrido)
(CH₂)₄ (tetramethylene-κ²C)
AlMe₃ (trimethylaluminium)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Oxidation Number (ON) (Roman numerals): 
ON: (-III)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
N«V5C4O-IIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[P(Me)(Ph){(CH₂)₄}]⊕

Formula Unicode styled: 
[P(Me)(Ph){(CH₂)₄}]⊕
Compound name(s): 
Methyl phenyl phospholanium(1+)
Central atom: 
Phosphorus
Attached groups: 
Me (methyl)
Ph (phenyl)
(CH₂)₄ (tetramethylene-κ²C)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Oxidation Number (ON) (Roman numerals): 
ON: (V)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V5C4OVE8B4Z0L0X4»⊕
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[P(OH){(CH₂)₄}(O)]

Formula Unicode styled: 
[P(OH){(CH₂)₄}(O)]
Compound name(s): 
P-Oxo-P-hydroxo-phospholane
Central atom: 
Phosphorus
Attached groups: 
OH (hydroxo)
(CH₂)₄ (tetramethylene-κ²C)
O (oxo ZL₂)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Oxidation Number (ON) (Roman numerals): 
ON: (V)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V5C4OVE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Mo{(CH₂)₄}(Cp)₂]

Formula Unicode styled: 
[Mo{(CH₂)₄}(Cp)₂]
Compound name(s): 
bis(η-Cyclopentadienyl)-molybdenacyclopentane
Central atom: 
Molybdenum
Attached groups: 
(CH₂)₄ (tetramethylene-κ²C)
Cp (η⁵-cyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Mo«V4C8OIVE18B8Z0X4L4»
[MLXZ]𝘲 class: 
[MX4L4]
MLXZ class (ENC, equivalent neutral class): 
MX4L4