A.A.Baikov Institute of Metallurgy and Materials Science

DATABASE ON PROPERTIES OF CHEMICAL ELEMENTS
Properties of element Po
PropertyValueCommentsReferences
Atomic concentration2,67(1023 m-3)  13823
Atomic electron scattering factor at 0.53,34 13823
Atomic environment number (Villars, Daams)6  13823
Atomic number start counting left top, left-right sequence84  13823
Atomic weight209(10-3 kg)  13823
Boiling temperature1235
 13823
Charge nuclear effective (Clementi)14,22 13823
Compression modulus0,26(GPa)  13823
Density9200
 20518
Density9320
 13823
Distance from core electron (Schubert)1,3(A) 13823
Distance from valence electron (Schubert)2,11(A) 13823
Electrochemical weight equivalent0,36269(mg*K-1)  13823
Electron affinity183
 13823
Electronegativity (Alfred-Rochow)1,76 13823
Electronegativity (Martynov&Batsanov)2,4 13823
Electronegativity (Pauling)2 13823
Electronegativity absolute5,16 13823
Energy cohesive (Brewer)1,5
 13823
Energy of ionization first818,2
 13823
Energy of ionization second1834
 13823
Energy of ionization third2668
 13823
Enthalpy of atomization146
 13823
Enthalpy of melting10
 13823
Enthalpy of vaporization100,8
 13823
Entropy of solid62,802
 13823
Group number6 13823
Magnetic frequency of nuclei28 13823
Magnetic resonance1(MHz)  13823
Mass attenuation coefficient for MoKα120(cm2*g-1)  13823
Melting temperature527
 13823
Mendeleev chemists sequence83  13823
Mendeleev d-t start left88  13823
Mendeleev d-t start right12  13823
Mendeleev H d-t start left87  13823
Mendeleev H d-t start right13  13823
Mendeleev H t-d start left91  13823
Mendeleev H t-d start right17  13823
Mendeleev Pettifor91  13823
Mendeleev Pettifor regular91  13823
Mendeleev t-d start left92  13823
Mendeleev t-d start right16  13823
Molar heat capacity25,75
 13823
Moment nuclear magnetic1(mu) 13823
Nuclear charge effective (Slater)6,95 13823
Oxidation state first -2 13823
Periodic number start counting bottom right, right-left sequence20  13823
Periodic number start counting left bottom, left-right sequence47  13823
Periodic number start counting top right, right-left sequence57  13823
Quantum number6 13823
Radii covalent153
 13823
Radii metal (Waber)1,76(A) 13823
Radii pseudo-potential (Zunger)1,9(a.u.) 13823
Resistivity electrical140(10-8 Ohm*m)  13823
Spectral lines no2 13823
Spin nuclei3(h) 13823
Thermal neutron capture cross section0,5(barns) 13823
Valence electron number6 13823
Vapour pressure at Tm0,0176(N*m-2) 13823
Volume of atom (Villars, Daams)3,743(10-2 nm3)  13823
Work function4,8(eV)  13823
PropertyC.N.Radii ionic (Shannon)CommentsReferences
Po+460,940 Å 13826
Po+481,080 Å 13826
Po+660,670 Å 13826
PropertyValueCommentsReferences
Radii ionic (Yagoda)
Po+40,650 Å 13824
Po+60,560 Å 13824