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Properties of C2N2O2Hg

Properties of C2N2O2Hg (Mercury(II) fulminate):

Compound NameMercury(II) fulminate
Chemical FormulaC2N2O2Hg
Molar Mass284.6236 g/mol

Chemical structure
C2N2O2Hg (Mercury(II) fulminate) - Chemical structure
Lewis structure
3D molecular structure
Physical properties
AppearanceGrey, pale brown, or white crystalline solid
Solubilityslightly soluble
Density4.4200 g/cm³
Helium 0.0001786
Iridium 22.562
Melting160.00 °C
Helium -270.973
Hafnium carbide 3958
Boiling356.60 °C
Helium -268.928
Tungsten carbide 6000

Alternative Names

Fulminated Mercury
Dioxycyanomercury

Elemental composition of C2N2O2Hg
ElementSymbolAtomic weightAtomsMass percent
CarbonC12.010728.4397
NitrogenN14.006729.8423
OxygenO15.9994211.2425
MercuryHg200.59170.4755
Mass Percent CompositionAtomic Percent Composition
C: 8.44%N: 9.84%O: 11.24%Hg: 70.48%
C Carbon (8.44%)
N Nitrogen (9.84%)
O Oxygen (11.24%)
Hg Mercury (70.48%)
C: 28.57%N: 28.57%O: 28.57%Hg: 14.29%
C Carbon (28.57%)
N Nitrogen (28.57%)
O Oxygen (28.57%)
Hg Mercury (14.29%)
Mass Percent Composition
C: 8.44%N: 9.84%O: 11.24%Hg: 70.48%
C Carbon (8.44%)
N Nitrogen (9.84%)
O Oxygen (11.24%)
Hg Mercury (70.48%)
Atomic Percent Composition
C: 28.57%N: 28.57%O: 28.57%Hg: 14.29%
C Carbon (28.57%)
N Nitrogen (28.57%)
O Oxygen (28.57%)
Hg Mercury (14.29%)
Identifiers
CAS Number628-86-4
SMILES[O-][N+]#C[Hg]C#[N+][O-]
Hill formulaC2HgN2O2

Related compounds
FormulaCompound name
Hg(ONC)2Mercury fulminate
C2Hg2N2OMercury oxycyanide

Related
Molecular weight calculator
Oxidation state calculator

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