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Properties of V2O5

Properties of V2O5 (Vanadium(V) oxide):

Compound NameVanadium(V) oxide
Chemical FormulaV2O5
Molar Mass181.88 g/mol

Chemical structure
V2O5 (Vanadium(V) oxide) - Chemical structure
Lewis structure
3D molecular structure
Physical properties
AppearanceYellow solid
Solubility0.7 g/100mL
Density3.3500 g/cm³
Helium 0.0001786
Iridium 22.562
Melting681.00 °C
Helium -270.973
Hafnium carbide 3958
Boiling1,750.00 °C
Helium -268.928
Tungsten carbide 6000
Thermochemistry
Heat Capacity127.70 J/(mol·K)
Boron nitride 19.7
Hentriacontane 912
Enthalpy of Formation-155.00 kJ/mol
Adipic acid -994.3
Tricarbon 820.06
Standard Entropy131.00 J/(mol·K)
Ruthenium(III) iodide -247
Chlordecone 764

Alternative Names

Vanadium pentoxide
Vanadic anhydride
Divanadium pentoxide
Divanadium pentaoxide

Elemental composition of V2O5
ElementSymbolAtomic weightAtomsMass percent
VanadiumV50.9415256.0166
OxygenO15.9994543.9834
Mass Percent CompositionAtomic Percent Composition
V: 56.02%O: 43.98%
V Vanadium (56.02%)
O Oxygen (43.98%)
V: 28.57%O: 71.43%
V Vanadium (28.57%)
O Oxygen (71.43%)
Mass Percent Composition
V: 56.02%O: 43.98%
V Vanadium (56.02%)
O Oxygen (43.98%)
Atomic Percent Composition
V: 28.57%O: 71.43%
V Vanadium (28.57%)
O Oxygen (71.43%)
Identifiers
CAS Number1314-62-1
SMILESO=[V](=O)O[V](=O)=O
Hill formulaO5V2

Related compounds
FormulaCompound name
VOVanadium(II) oxide
VO2Vanadium(IV) oxide
V2O3Vanadium(III) oxide

Sample reactions for V2O5
EquationReaction type
V2O5 + HCl = VOCl3 + H2Odouble replacement
V2O5 + CaS = CaO + V2S5double replacement
V2O5 + Ca = CaO + Vsingle replacement
V2O5 + H2 = V2O3 + H2Odouble replacement
Al + V2O5 = V + Al2O3single replacement

Related
Molecular weight calculator
Oxidation state calculator

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