[Ca(NH₃)₃(18-crown-6-κ⁶O)]²⊕

Formula Unicode styled: 
[Ca(NH₃)₃(18-crown-6-κ⁶O)]²⊕
Compound name(s): 
Triammine-(18-crown-6)-calcium(2+)
Central atom: 
Charge on formula unit (QN): 
2+
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Coordination Number (CN, sum of attached group denticities): 
Oxidation Number (ON) (Roman numerals): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
9
[MLXZ]𝘲 class: 
[ML9]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L7
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X0L9»2⊕
𝘥-electron configuration = 𝘮 – VN: 
𝘥-electron configuration = 𝘮 – ON: 
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
Attached atoms: 
N3O6
Phase: 
InChIKey (see www.inchi-trust.org): 
WYURNTSHIVDZCO-UHFFFAOYSA-N