A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element Gd
PropertyValueCommentsReferences
ΔH interface M in O (Miedema)-908
 13823
ΔH interface O in M (Miedema)-605
 13823
Atomic concentration3,02(1023 m-3)  13823
Atomic electron scattering factor at 0.52,71 13823
Atomic environment number (Villars, Daams)12  13823
Atomic number start counting left top, left-right sequence64  13823
Atomic weight157,25(10-3 kg)  13823
Boiling temperature3273
 19178
Boiling temperature3533
 19178
Boiling temperature3539
 13823
Boiling temperature3546
 19178
Boiling temperature3548
 5391
Bulk modulus37,9(GPa)  13823
Charge nuclear effective (Clementi)8,22 13823
Chemical potential (Miedema)3,2 13823
Compression modulus0,383(GPa)  13823
Conductivity electrical0,7(104 Ohm-1*cm-1) 13823
Conductivity thermal10,6
 13823
Debye temperature163
 5391
Debye temperature169
 20518
Debye temperature182
 20518
Debye temperature200
 13823
Density7800
bcc, 1538 K20518
Density7900,4
 13823
Density7901
hcp, 297 K20518
Distance from core electron (Schubert)1,09(A) 13823
Distance from valence electron (Schubert)2,22(A) 13823
Electrochemical weight equivalent0,54179(mg*K-1)  13823
Electron affinity50
 13823
Electronegativity (Alfred-Rochow)1,11 13823
Electronegativity (Martynov&Batsanov)1,1 13823
Electronegativity (Pauling)1,1 13823
Electronegativity absolute3,3 13823
Energy cohesive (Brewer)4,14
 13823
Energy of ionization first592,4
 13823
Energy of ionization second1186
 13823
Energy of ionization third1999
 13823
Enthalpy of atomization387,6
 5391
Enthalpy of atomization397,5
 13823
Enthalpy of melting15,5
 13823
Enthalpy of melting9,622
 5391
Enthalpy of melting9,8
 18453
Enthalpy of surface (Miedema)115
 13823
Enthalpy of vacancies (Miedema)120
 13823
Enthalpy of vaporization301
 13823
Enthalpy of vaporization301,3
 19178
Enthalpy of vaporization311,7
19178
Entropy of solid66,02584
 13823
Entropy of solid68,06
 18453
Entropy of solid68,53
 5391
Group number3 13823
Linear thermal expansion coefficient5(10-6*K-1) 13823
Linear thermal expansion coefficient9,4(10-6*K-1) 20518
Magnetic frequency of nuclei3,819 13823
Magnetic resonance1,4(MHz)  13823
Magnetic susceptibility0,0000603(m3*kg-1) 13823
Mass attenuation coefficient CrKα314(cm2*g-1)  13823
Mass attenuation coefficient FeKα203(cm2*g-1) 13823
Mass attenuation coefficient for CuKα439(cm2*g-1)  13823
Mass attenuation coefficient for MoKα64,4(cm2*g-1)  13823
Melting temperature1585
 13823
Melting temperature1586
 5391
Melting temperature1591
 18453
Mendeleev chemists sequence39  13823
Mendeleev d-t start left31  13823
Mendeleev d-t start right74  13823
Mendeleev H d-t start left30  13823
Mendeleev H d-t start right75  13823
Mendeleev H t-d start left29  13823
Mendeleev H t-d start right74  13823
Mendeleev Pettifor27  13823
Mendeleev Pettifor regular27  13823
Mendeleev t-d start left30  13823
Mendeleev t-d start right73  13823
Modulus of rigidity21,8(GPa) 13823
Molar heat capacity28,171
 18453
Molar heat capacity37,03
 13823
Molar heat capacity37,65
 5391
Moment nuclear magnetic-0,34(mu) 13823
Nuclear charge effective (Slater)2,85 13823
nW1/3 (Miedema)1,21(a.u.-1/3)  13823
Oxidation state first 3 13823
Periodic number start counting bottom right, right-left sequence40  13823
Periodic number start counting left bottom, left-right sequence27  13823
Periodic number start counting top right, right-left sequence77  13823
Poisson's ratio0,259 13823
Quantum number6 13823
Radii covalent161
 13823
Radii metal (Waber)1,802(A) 13823
Radii pseudo-potential (Zunger)3,91(a.u.) 13823
Resistivity electrical134(10-8 Ohm*m)  13823
Sound velocity2680(m*s-1) 13823
Spectral lines no206 13823
Spin nuclei1,5(h) 13823
Surface tension at Tm1110
 13823
Thermal neutron capture cross section49000(barns) 13823
V2/3 (Miedema)7,34(cm2)  13823
Valence electron number10 13823
Vapour pressure at Tm24400(N*m-2) 13823
Volume of atom (Villars, Daams)3,31(10-2 nm3)  13823
Work function3,1(eV)  13823
Young's modulus54,8(GPa)  13823
PropertyC.N.Radii ionic (Shannon)CommentsReferences
Gd+360,938 Å13826
Gd+371,000 Å13826
Gd+381,053 Å13826
Gd+391,107 Å13826
PropertyValueCommentsReferences
Radii ionic (Bokii & Belov)
Gd+30,940 Å 13824
Radii ionic (Goldsmidt)
Gd+31,110 Å 13824
Radii ionic (Yagoda)
Gd+31,000 Å 13824