A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element Tm
PropertyValueCommentsReferences
ΔH interface M in O (Miedema)-944
 13823
ΔH interface O in M (Miedema)-630
 13823
Atomic concentration3,32(1023 m-3)  13823
Atomic electron scattering factor at 0.52,87 13823
Atomic environment number (Villars, Daams)12  13823
Atomic number start counting left top, left-right sequence69  13823
Atomic weight168,934(10-3 kg)  13823
Boiling temperature2003
 19178
Boiling temperature2212
 5391
Boiling temperature2220
 13823
Boiling temperature2223
 19178
Bulk modulus44,5(GPa)  13823
Charge nuclear effective (Clementi)8,58 13823
Chemical potential (Miedema)3,22 13823
Compression modulus0,4(GPa)  13823
Conductivity electrical1,11(104 Ohm-1*cm-1) 13823
Conductivity thermal16,8
 13823
Debye temperature200
 20518
Density9321
hcp, 297 K13823
Distance from core electron (Schubert)1,01(A) 13823
Distance from valence electron (Schubert)2,03(A) 13823
Electrochemical weight equivalent0,58515(mg*K-1)  13823
Electron affinity50
 13823
Electronegativity (Alfred-Rochow)1,11 13823
Electronegativity (Martynov&Batsanov)1,2 13823
Electronegativity (Pauling)1,1 13823
Electronegativity absolute3,4 13823
Energy cohesive (Brewer)2,42
 13823
Energy of ionization first596,3
 13823
Energy of ionization second1163
 13823
Energy of ionization third2305
 13823
Enthalpy of atomization232,2
 13823
Enthalpy of atomization233
 5391
Enthalpy of melting16,8
 18453
Enthalpy of melting18,4
 13823
Enthalpy of surface (Miedema)114
 13823
Enthalpy of vacancies (Miedema)191
 13823
Enthalpy of vaporization247
 13823
Entropy of solid71,42681
 13823
Entropy of solid73,26
 18453
Group number3 13823
Hardness (Brinell)471[MPa] 13823
Linear thermal expansion coefficient11(10-6*K-1) 13823
Linear thermal expansion coefficient13,3(10-6*K-1) 20518
Magnetic frequency of nuclei8,271 13823
Magnetic resonance3,47(MHz)  13823
Magnetic susceptibility0,0000019(m3*kg-1) 13823
Mass attenuation coefficient CrKα387(cm2*g-1)  13823
Mass attenuation coefficient FeKα255(cm2*g-1) 13823
Mass attenuation coefficient for CuKα140(cm2*g-1)  13823
Mass attenuation coefficient for MoKα80,8(cm2*g-1)  13823
Melting temperature1818
 13823
Melting temperature1822
 18453
Mendeleev chemists sequence49  13823
Mendeleev d-t start left41  13823
Mendeleev d-t start right64  13823
Mendeleev H d-t start left40  13823
Mendeleev H d-t start right65  13823
Mendeleev H t-d start left39  13823
Mendeleev H t-d start right64  13823
Mendeleev Pettifor21  13823
Mendeleev Pettifor regular22  13823
Mendeleev t-d start left40  13823
Mendeleev t-d start right63  13823
Modulus of rigidity30,5(GPa) 13823
Molar heat capacity27,03
 13823
Molar heat capacity27,36
 5391
Moment nuclear magnetic-0,2(mu) 13823
Nuclear charge effective (Slater)2,85 13823
nW1/3 (Miedema)1,23(a.u.-1/3)  13823
Oxidation state first 2 13823
Periodic number start counting bottom right, right-left sequence35  13823
Periodic number start counting left bottom, left-right sequence32  13823
Periodic number start counting top right, right-left sequence72  13823
Poisson's ratio0,213 13823
Quantum number6 13823
Radii covalent156
 13823
Radii metal (Waber)1,746(A) 13823
Radii pseudo-potential (Zunger)3,6(a.u.) 13823
Resistivity electrical79(10-8 Ohm*m)  13823
Spectral lines no163 13823
Spin nuclei0,5(h) 13823
Surface tension at Tm1150
 13823
Thermal neutron capture cross section105(barns) 13823
V2/3 (Miedema)6,9(cm2)  13823
Valence electron number3 13823
Vapour pressure at Tm0,0049(N*m-2) 13823
Volume of atom (Villars, Daams)3,01(10-2 nm3)  13823
Work function3,1(eV)  13823
Young's modulus74(GPa)  13823
PropertyC.N.Radii ionic (Shannon)CommentsReferences
Tm+261,030 Å 13826
Tm+271,090 Å 13826
Tm+360,880 Å 13826
Tm+380,994 Å 13826
Tm+391,052 Å 13826
PropertyValueCommentsReferences
Radii ionic (Bokii & Belov)
Tm+30,850 Å 13824
Radii ionic (Goldsmidt)
Tm+31,040 Å 13824
Radii ionic (Yagoda)
Tm+30,950 Å 13824