O=C(NH₂)₂ (μ₂-urea)

[Hg(Cl)₂(μ₂-O=C(NH₂)₂}]₂

Formula Unicode styled: 
[Hg(Cl)₂(μ₂-O=C(NH₂)₂}]₂
Compound name(s): 
bis-[dichloro-(μ₂-urea)-mercury]
Central atom: 
Mercury
Attached groups: 
Cl (chloro)
O=C(NH₂)₂ (μ₂-urea)
Charge on central atom: 
0
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: 
Hg«V2C4OIIE8B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

catena–2D-[Sr(μ₃-N₃)₂(μ₂-O=C(NH₂)₂}]

Formula Unicode styled: 
catena–2D-[Sr(μ₃-N₃)₂(μ₂-O=C(NH₂)₂}]
Compound name(s): 
catena-[Diazido-urea-strontium]
Central atom: 
Strontium
Attached groups: 
N₃ (μ₃-azido)
O=C(NH₂)₂ (μ₂-urea)
Charge on central atom: 
0
Compound type: 
Catena-2D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Sr«V2C8OIIE16B8Z0X2L6»
[MLXZ]𝘲 class: 
[MX2L6]
MLXZ class (ENC, equivalent neutral class): 
MX2L6

catena–1D-[Na(μ₂-Cl)(μ₂-O=C(NH₂)₂}(μ₂-OH₂)]

Formula Unicode styled: 
catena–1D-[Na(μ₂-Cl)(μ₂-O=C(NH₂)₂}(μ₂-OH₂)]
Compound name(s): 
catena-[chloro-aqua-urea-sodium]
Central atom: 
Sodium
Attached groups: 
Cl (μ₂-chloro)
O=C(NH₂)₂ (μ₂-urea)
OH₂ (μ₂-aqua)
Charge on central atom: 
0
Compound type: 
Catena-1D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
Na«V1C6OIE12B6Z0X1L5»
[MLXZ]𝘲 class: 
[MX1L5]
MLXZ class (ENC, equivalent neutral class): 
MX1L5

catena–2D-[Eu(μ₃-NCO-κN,κO²)₂(μ₂-O=C(NH₂)₂}]

Formula Unicode styled: 
catena–2D-[Eu(μ₃-NCO-κN,κO²)₂(μ₂-O=C(NH₂)₂}]
Compound name(s): 
catena-[bis(μ₃-cyanato)-(μ₂-urea)-europium]
Central atom: 
Europium
Attached groups: 
NCO (μ₃-cyanato-κN,κO²)
O=C(NH₂)₂ (μ₂-urea)
Charge on central atom: 
0
Compound type: 
Catena-2D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 23
Summary of calculated classifications: 
Eu«V2C8OIIE23B8Z0X2L6»
[MLXZ]𝘲 class: 
[MX2L6]
MLXZ class (ENC, equivalent neutral class): 
MX2L6

catena–1D-trans–[Co{O=C(NH₂)₂}₂(μ₂-O=C(NH₂)₂}₂]²⊕

Formula Unicode styled: 
catena–1D-trans–[Co{O=C(NH₂)₂}₂(μ₂-O=C(NH₂)₂}₂]²⊕
Compound name(s): 
catena-[tetra(urea)-cobalt(2+)]
Central atom: 
Cobalt
Attached groups: 
O=C(NH₂)₂ (urea)
O=C(NH₂)₂ (μ₂-urea)
Charge on central atom: 
2
Compound type: 
Catena-1D
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: 19
Summary of calculated classifications: 
Co«V2C6OIIE19B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4