Be group (X₂ type)

catena-[N₂(H)₄(Be)]

Formula Unicode styled: 
catena-[N₂(H)₄(Be)]
Compound name(s): 
beryllium amide
catena-3D-diamino-beryllium
Central atom: 
Nitrogen
Attached groups: 
H (hydrido)
Be group (X₂ type)
Charge on central atom: 
0
Compound type: 
Catena-3D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
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«V3C4O-IIIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[Be(O)]

Formula Unicode styled: 
[Be(O)]
Compound name(s): 
oxo-beryllium
beryllium oxide
Central atom: 
Oxygen
Attached groups: 
Be group (X₂ type)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 6
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
O«V6C6O-II»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class):