A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element Es
PropertyValueCommentsReferences
Atomic electron scattering factor at 0.53,78 13823
Atomic environment number (Villars, Daams)12  13823
Atomic number start counting left top, left-right sequence99  13823
Atomic weight252(10-3 kg)  13823
Atomic weight252,083(10-3 kg)  14358
Boiling temperature2750
 13823
Charge nuclear effective (Clementi)9 13823
Compression modulus0,5(GPa)  13823
Density7000
 13823
Distance from core electron (Schubert)1,02(A) 13823
Distance from valence electron (Schubert)1,68(A) 13823
Electrochemical weight equivalent1(mg*K-1)  13823
Electron affinity50
 13823
Electronegativity (Alfred-Rochow)1,2 13823
Electronegativity (Martynov&Batsanov)1,3 13823
Electronegativity (Pauling)1,2 13823
Electronegativity absolute3,5 13823
Energy cohesive (Brewer)3,9
 13823
Energy of ionization first528,7
 13823
Energy of ionization second1156
 13823
Energy of ionization third2253
 13823
Enthalpy of atomization150
 13823
Enthalpy of melting14
 13823
Enthalpy of melting9,4
 18453
Enthalpy of vaporization360
 13823
Entropy of solid50
 13823
Entropy of solid89,5
 18453
Group number3 13823
Magnetic frequency of nuclei5 13823
Magnetic resonance1(MHz)  13823
Mass attenuation coefficient for MoKα120(cm2*g-1)  13823
Melting temperature1133
 13823
Mendeleev chemists sequence44  13823
Mendeleev d-t start left36  13823
Mendeleev d-t start right67  13823
Mendeleev H d-t start left35  13823
Mendeleev H d-t start right68  13823
Mendeleev H t-d start left36  13823
Mendeleev H t-d start right69  13823
Mendeleev Pettifor38  13823
Mendeleev Pettifor regular37  13823
Mendeleev t-d start left37  13823
Mendeleev t-d start right68  13823
Molar heat capacity30
 13823
Moment nuclear magnetic1(mu) 13823
Nuclear charge effective (Slater)1,65 13823
Oxidation state first 3 13823
Periodic number start counting bottom right, right-left sequence5  13823
Periodic number start counting left bottom, left-right sequence13  13823
Periodic number start counting top right, right-left sequence91  13823
Quantum number7 13823
Radii covalent180
 13823
Radii metal (Waber)1,81(A) 13823
Radii pseudo-potential (Zunger)5,04(a.u.) 13823
Spin nuclei3(h) 13823
Thermal neutron capture cross section160(barns) 13823
Valence electron number13 13823
Volume of atom (Villars, Daams)2,8(10-2 nm3)  13823
PropertyValueCommentsReferences
Radii ionic (Yagoda)
Es+21,160 Å 13824
Es+30,980 Å 13824
Es+40,850 Å 13824