12-crown-4 (12-crown-4-κ³O)

[Lu(CH₂SiMe₃)₂{OSi(OBuᵗ₃)}(12-crown-4-κ³O)]

Formula Unicode styled: 
[Lu(CH₂SiMe₃)₂{OSi(OBuᵗ₃)}(12-crown-4-κ³O)]
Compound name(s): 
(tris(t-butoxy)siloxy-O)-bis(trimethylsilylmethyl)-(12-crown-4-O,O',O'')-lutetium
Central atom: 
Lutetium
Attached groups: 
CH₂SiMe₃ (trimethylsilylmethyl)
OSi(OBuᵗ)₃ (tri-t-butoxy-siloxy)
12-crown-4 (12-crown-4-κ³O)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
Lu«V3C6OIIIE12B6Z0X3L3»
[MLXZ]𝘲 class: 
[MX3L3]
MLXZ class (ENC, equivalent neutral class): 
MX3L3

[Mn(12-crown-4-κ³O)₂]²⊕

Formula Unicode styled: 
[Mn(12-crown-4-κ³O)₂]²⊕
Compound name(s): 
bis(1,4,7,10-Tetraoxacyclododecane)-manganese(2+)
Central atom: 
Manganese
Attached groups: 
12-crown-4 (12-crown-4-κ³O)
Charge on central atom: 
2
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: 17
Summary of calculated classifications: 
Mn«V2C6OIIE17B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4