HgI₂ (diiodomercury)

[Fe(HgI₂)(CNTol)₅]

Formula Unicode styled: 
[Fe(HgI₂)(CNTol)₅]
Compound name(s): 
(di-iodo-mercury)-pentakis(p-tolylisocyanide)-iron
Central atom: 
Iron
Attached groups: 
HgI₂ (diiodomercury)
CNTol (tolyl isocyanide)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OOE18B6X0L5Z1»
[MLXZ]𝘲 class: 
[ML5Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[I(HgI₂)]⊖

Formula Unicode styled: 
[I(HgI₂)]⊖
Compound name(s): 
tri-iodo-mercury(1-)
Central atom: 
Iodine
Attached groups: 
HgI₂ (diiodomercury)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 1
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
I«V1C1O-IE8B1L0X0Z1»⊖
[MLXZ]𝘲 class: 
[MZ1]-
MLXZ class (ENC, equivalent neutral class): 
MX1