SeMe (methylselenyl)

cis,cis,trans–[Fe(SeMe)₂(CO)₂(PMe₃)₂]

Formula Unicode styled: 
cis,cis,trans–[Fe(SeMe)₂(CO)₂(PMe₃)₂]
Compound name(s): 
Dicarbonyl-bis-methylseleno-bis-trimethylphosphine-iron
Central atom: 
Iron
Attached groups: 
SeMe (methylselenyl)
CO (carbonyl)
PMe₃ (trimethylphosphane)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Se(Me)(SeMe)₂]⊕

Formula Unicode styled: 
[Se(Me)(SeMe)₂]⊕
Compound name(s): 
Methyl-bis(methylseleno)-selenium(1+)
Central atom: 
Selenium
Attached groups: 
Me (methyl)
SeMe (methylselenyl)
Charge on central atom: 
1
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: 
Se«V4C3OIIE8B3Z0L0X3»⊕
[MLXZ]𝘲 class: 
[MX3]+
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[Sb(SeMe)₃]

Formula Unicode styled: 
[Sb(SeMe)₃]
Compound name(s): 
tris(Methylseleno)-antimony
Central atom: 
Antimony
Attached groups: 
SeMe (methylselenyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Sb«V3C3OIIIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[Ti(SeMe)₂(Cp)₂]

Formula Unicode styled: 
[Ti(SeMe)₂(Cp)₂]
Compound name(s): 
bis(eta-Cyclopentadienyl)-bis(methylselenolato)-titanium
Central atom: 
Titanium
Attached groups: 
SeMe (methylselenyl)
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: 16
Summary of calculated classifications: 
Ti«V4C8OIVE16B8Z0X4L4»
[MLXZ]𝘲 class: 
[MX4L4]
MLXZ class (ENC, equivalent neutral class): 
MX4L4

[Hf(SeMe)₂(Cp)₂]

Formula Unicode styled: 
[Hf(SeMe)₂(Cp)₂]
Compound name(s): 
bis(η-Cyclopentadienyl)-bis(methylselenolato)-hafnium
Central atom: 
Hafnium
Attached groups: 
SeMe (methylselenyl)
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: 16
Summary of calculated classifications: 
Hf«V4C8OIVE16B8Z0X4L4»
[MLXZ]𝘲 class: 
[MX4L4]
MLXZ class (ENC, equivalent neutral class): 
MX4L4