NCNMe₂ (dimethylcyanamide)

[Be(Cl)₃(NCNMe₂)]⊖

Formula Unicode styled: 
[Be(Cl)₃(NCNMe₂)]⊖
Compound name(s): 
(dimethylcyanamide)-trichloro-beryllium(1-)
Central atom: 
Beryllium
Attached groups: 
Cl (chloro)
NCNMe₂ (dimethylcyanamide)
Charge on central atom: 
-1
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Be«V2C4OIIE8B4Z0X3L1»⊖
[MLXZ]𝘲 class: 
[MX3L1]-
MLXZ class (ENC, equivalent neutral class): 
MX2L2