Chemical Properties of molybdenum (CAS 7439-98-7)

InChI

InChI=1S/Mo

InChI Key

ZOKXTWBITQBERF-UHFFFAOYSA-N

Formula

Mo

SMILES

[Mo]

Molecular Weight¹

95.96

CAS

7439-98-7

• η : Dynamic viscosity (Pa×s).
• EA : Electron affinity (eV).
• IE : Ionization energy (eV).
• P_vap : Vapor pressure (kPa).
• ρ_s : Solid Density (kg/m³).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
EA	[0.75; 0.75]	eV
EA	0.75 ± 0.00	eV	NIST
EA	0.75 ± 0.00	eV	NIST
EA	0.75 ± 0.00	eV	NIST
EA	0.75 ± 0.01	eV	NIST
IE	[7.00; 7.22]	eV
IE	7.09 ± 0.00	eV	NIST
IE	7.09	eV	NIST
IE	7.09 ± 0.00	eV	NIST
IE	Outlier 7.22 ± 0.06	eV	NIST
IE	7.00 ± 0.30	eV	NIST
IE	7.10	eV	NIST
IE	7.10	eV	NIST

Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
η	[0.0040000; 0.0067000]	Pa×s	[2573.00; 3213.00]
η	0.0067000	Pa×s	2573.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0066000	Pa×s	2600.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0062000	Pa×s	2650.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0059000	Pa×s	2700.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0057000	Pa×s	2750.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0054000	Pa×s	2800.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0052000	Pa×s	2850.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0050000	Pa×s	2896.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0050000	Pa×s	2900.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0048000	Pa×s	2950.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0046000	Pa×s	3000.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0045000	Pa×s	3050.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0043000	Pa×s	3100.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0042000	Pa×s	3150.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
η	0.0040000	Pa×s	3213.00	Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
ρs	9999.00	kg/m3	298.00	Investigation of thermophysical properties of thin-layered paint

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[4.95e-04; 232.19]	kPa	[2673.15; 5223.15]	The Yaws Handbook of Vapor Pressure
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.79009e+01
Coefficient B			-6.20389e+04
Coefficient C			-2.41470e+02
Temperature range, min.			2673.15
Temperature range, max.			5223.15
Pvap	4.95e-04	kPa	2673.15	Calculated Property
Pvap	7.09e-03	kPa	2956.48	Calculated Property
Pvap	0.06	kPa	3239.82	Calculated Property
Pvap	0.37	kPa	3523.15	Calculated Property
Pvap	1.65	kPa	3806.48	Calculated Property
Pvap	5.93	kPa	4089.82	Calculated Property
Pvap	17.91	kPa	4373.15	Calculated Property
Pvap	46.95	kPa	4656.48	Calculated Property
Pvap	109.57	kPa	4939.82	Calculated Property
Pvap	232.19	kPa	5223.15	Calculated Property

Sources

• Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
• Viscosity of molten Mo, Ta, Os, Re, and W measured by electrostatic levitation
• Thermodynamic properties and behaviour of A2[(UO2)(MoO4)2] compounds with A = Li, Na, K, Rb, and Cs
• A calorimetric and thermodynamic investigation of A2[(UO2)2(MoO4)O2] compounds with A = K and Rb and calculated phase relations in the system (K2MoO4 + UO3 + H2O)
• The standard molar enthalpies of formation and heat capacities of PbMoO4 (s) and Pb2MoO5 (s)
• Thermodynamic study of Cs3Na(MoO4)2: Determination of the standard enthalpy of formation and standard entropy at 298.15 K
• Determination of thermodynamic properties of Bi2Mo3O12 (s), Bi2MoO6 (s) and Bi6Mo2O15 (s)
• Investigation of thermophysical properties of thin-layered paint
• Determination of standard molar enthalpies of formation of Bi2Mo3O12 (s), Bi2MoO6 (s), Bi6Mo2O15 (s) and Bi6MoO12 (s) by solution calorimetry
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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