Properties of Molybdenum

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Property	Unit	Value
Name	-	Molybdenum
Abbrevation	-	Mo
Atomic Number	-	42
Group	-	TM
Heat of Fusion	Kcal/g-mole	N/A
Heat of Vaporization	Kcal/g-mole	N/A
Molecular Weight	g/g-mole	95.94000
Melting Point	�C	2622.85
Boiling Point	�C	4677
Refractive Index	-	N/A
Critical Temperature	�C	16526.9
Critical Pressure	atm	N/A
Critical Volume	cm�/g-mol	N/A
Atomic Volume	cm�/g-mol	9.38
Atomic Radii (Bragg-Slater)	pm	N/A
Atomic Radii (Covalent)	pm	N/A
Atomic Radii (Van der Walls)	pm	145
Density	g/cm�	10.22000
Oxidation State	-	6,5,4,3,2
Electron Configuration	-	[Kr]4d5 5s
Electron Affinity (Theory)	KJ/g-mol	N/A
Electron Affinity (Exp)	KJ/g-mol	96
Electronegativity (Pauling)	-	2.16
Electronegativity (Sanderson)	-	1.24
Electronegativity (Allred_Rochow)	-	1.30
Surface Tension @BP	dyn/cm	2080.0
NMR Frequencies of Nuclei	MHz	6.514
Discovery Date	-	1781
Electric Resistivity	mohm-cm	5.2
Linear Thermal Expansion Coefficient	1E-6 cm/cm/�C	5.43
Neutron Capture Cross Section	barns	2.65
Thermal Conductivity	W/m/K	138
Magnetic Susceptibility	1e-9 m�/kg	12
Abundance, (Sun)	log(atoms/1E12 atoms H)	2.2
Abundance, (Meteorite)	log(atoms/atoms)	2
Abundance, (Earth)	log(pbbw)	3.3
Abundance, (Crust)	log(pbbw)	3
Abundance, (Ocean)	log(1E-12 mol/kg)	5
Abundance, (Body)	log(ppmw)	1
Electrical Conductivity	%IACS	34
Electrical Resistance	-	5.78
Photoelectric Work Function	eV	4.2
Hall's Coefficient	1E-12* volt-cm/amp-Oe	N/A
Electrochemical Equivalent	mg/coulomb	0.1658
Young's Modulus of Elasticity	1E-6 kg/cm�	3.34
Shear Modulus	1E-6 kg/cm�	1.18
Bulk Modulus	1E-6 kg/cm�	2.779
Poisson's Ratio	-	0.3
Hardness	-	200
Hardness Unit	-	VICKERS

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