Properties of Rhenium

Close Window   Print Page

Property	Unit	Value
Name	-	Rhenium
Abbrevation	-	Re
Atomic Number	-	75
Group	-	TM
Heat of Fusion	Kcal/g-mole	7.9
Heat of Vaporization	Kcal/g-mole	N/A
Molecular Weight	g/g-mole	186.20700
Melting Point	�C	3179.85
Boiling Point	�C	5591
Refractive Index	-	N/A
Critical Temperature	�C	19726.9
Critical Pressure	atm	N/A
Critical Volume	cm�/g-mol	N/A
Atomic Volume	cm�/g-mol	8.86
Atomic Radii (Bragg-Slater)	pm	N/A
Atomic Radii (Covalent)	pm	N/A
Atomic Radii (Van der Walls)	pm	135
Density	g/cm�	21.02000
Oxidation State	-	7,-1,2,3,4,5,6
Electron Configuration	-	[Xe]4f14 5d5 6s2
Electron Affinity (Theory)	KJ/g-mol	N/A
Electron Affinity (Exp)	KJ/g-mol	15
Electronegativity (Pauling)	-	1.90
Electronegativity (Sanderson)	-	1.19
Electronegativity (Allred_Rochow)	-	1.46
Surface Tension @BP	dyn/cm	2700.0
NMR Frequencies of Nuclei	MHz	22.513
Discovery Date	-	1925
Electric Resistivity	mohm-cm	19.3
Linear Thermal Expansion Coefficient	1E-6 cm/cm/�C	6.63
Neutron Capture Cross Section	barns	85
Thermal Conductivity	W/m/K	47.9
Magnetic Susceptibility	1e-9 m�/kg	4.56
Abundance, (Sun)	log(atoms/1E12 atoms H)	-0.3
Abundance, (Meteorite)	log(atoms/atoms)	0.3
Abundance, (Earth)	log(pbbw)	1.3
Abundance, (Crust)	log(pbbw)	-0.3
Abundance, (Ocean)	log(1E-12 mol/kg)	1.3
Abundance, (Body)	log(ppmw)	0
Electrical Conductivity	%IACS	9.3
Electrical Resistance	-	19.14
Photoelectric Work Function	eV	5
Hall's Coefficient	1E-12* volt-cm/amp-Oe	N/A
Electrochemical Equivalent	mg/coulomb	0.27581
Young's Modulus of Elasticity	1E-6 kg/cm�	4.7
Shear Modulus	1E-6 kg/cm�	1.82
Bulk Modulus	1E-6 kg/cm�	3.79
Poisson's Ratio	-	0.293
Hardness	-	250
Hardness Unit	-	BRINELL

� Softwarefarms.com 2007