Properties of Rb:

Property Name Value Unit Comments Reference
ΔH interface M in O (Miedema) -285 (kJmol-1) 13823
ΔH interface O in M (Miedema) -330 (kJmol-1) 13823
ΔH interface S in M -348 (kJmol-1) 13823
Δinterface M in S (Miedema) -174 (kJmol-1) 13823
γ-free electron to specific heat 2,41 (mJmol-1K-2) 13823
Atomic concentration 1,148 (1023 m-3) 13823
Atomic electron scattering factor at 0.5 1,77 13823
Atomic environment number (Villars, Daams) 14 13823
Atomic number start counting left top, left-right sequence 37 13823
Atomic weight 85,468 (10-3 kg) 13823
Atomic weight 85,4678 (10-3 kg) 14358
Boiling temperature 961 (K) 13823
Boiling temperature 961,2 (K) 19178
Boiling temperature 963,2 (K) 19178
Bulk modulus 0 (GPa) 13823
Charge nuclear effective (Clementi) 4,98 13823
Chemical potential (Miedema) 2,1 13823
Compression modulus 0,031 (GPa) 13823
Conductivity electrical 7,9 (104 Ohm-1cm-1) 13823
Conductivity thermal 52,8 (Jmol-1K-1) 13823
Debye temperature 56 (K) 13823
Density 1532 (kgm-3) 13823
Distance to core electron (Schubert) 1,43 (A) 13823
Distance to valence electron (Schubert) 4,9 (A) 13823
Electrochemical weight equivalent 0,8858 (mgK-1) 13823
Electron affinity 46,9 (kJmol-1) 13823
Electronegativity (Alfred-Rochow) 0,89 13823
Electronegativity (Martynov&Batsanov) 0,8 13823
Electronegativity (Pauling) 0,8 13823
Electronegativity absolute 2,34 13823
Energy cohesive (Brewer) 0,85 (Jmol-1) 13823
Energy of ionization (first) 403 (kJmol-1) 13823
Energy of ionization (second) 2632 (kJmol-1) 13823
Energy of ionization (third) 3859 (kJmol-1) 13823
Enthalpy of atomization 80,9 (kJmol-1) 13823
Enthalpy of melting 2,2 (kJmol-1) 13823
Enthalpy of surface (Miedema) 23 (kJmol-1) 13823
Enthalpy of vacancies (Miedema) 24 (kJmol-1) 13823
Enthalpy of vaporization 75,8 (kJmol-1) 19178
Enthalpy of vaporization 69,2 (kJmol-1) 19178
Enthalpy of vaporization 69 (kJmol-1)
Enthalpy of vaporization 75,7 (kJmol-1) 19178
Entropy of solid 76,2835 (Jmol-1K-1) 13823
Entropy of solid 76,78 (Jmol-1K-1) 20518
Group number 1 13823
Hardness (Brinell) 0,216 [MPa] 13823
Linear thermal expansion coefficient 90 (10-6K-1) 13823
Magnetic frequency of nuclei 32,721 13823
Magnetic resonance 13,932 (MHz) 13823
Magnetic susceptibility 0,00000000249 (m3kg-1) 13823
Mass attenuation coefficient FeKα 221 (cm2g-1) 13823
Mass attenuation coefficient for CrKα 351 (cm2g-1) 13823
Mass attenuation coefficient for CuKα 117 (cm2g-1) 13823
Mass attenuation coefficient for MoKα 90 (cm2g-1) 13823
Melting temperature 312 (K) 13823
Mendeleev chemists sequence 5 13823
Mendeleev d-t start left 3 13823
Mendeleev d-t start right 99 13823
Mendeleev H d-t start left 3 13823
Mendeleev H d-t start right 100 13823
Mendeleev H t-d start left 4 13823
Mendeleev H t-d start right 101 13823
Mendeleev Pettifor 9 13823
Mendeleev Pettifor regular 9 13823
Mendeleev t-d start left 5 13823
Mendeleev t-d start right 101 13823
Modulus of rigidity 0,91 (GPa) 13823
Molar heat capacity 31,062 (Jmol-1K-1) 13823
Moment nuclear magnetic 1,348 (mu) 13823
Nuclear charge effective (Slater) 2,2 13823
nWS^(1/3) (Miedema) 0,6 (a.u.-1/3) 13823
Oxidation state (first) 1 13823
Periodic number start counting bottom right, right-left sequence 67 13823
Periodic number start counting left bottom, left-right sequence 50 13823
Periodic number start counting top right, right-left sequence 54 13823
Poisson's ratio 0,3 13823
Quantum number 5 13823
Radii covalent 217 (pm) 13823
Radii metal (Waber) 2,546 (A) 13823
Radii pseudo-potential (Zunger) 4,1 13823
Resistivity electrical 12,5 (10-8 Ohmm) 13823
Sound velocity 1300 (ms-1) 13823
Spectral lines no 97 13823
Spin nuclei 2,5 (h) 13823
Surface tension at Tm 110 (mJm-2) 13823
Thermal neutron capture cross section 0,38 (barns) 13823
V^(2/3) (Miedema) 14,65 (cm2) 13823
Valence electron number 1 13823
Vapour pressure at Tm 0,000156 (Nm-2) 13823
Volume of atom (Villars, Daams) 9,284 (10-2 nm3) 13823
Work function 2,2 (eV) 13823
Young's modulus 2,4 (GPa) 13823

Radii Ionic properties of Rb:

Property Name Charge CN Value Unit Comments Reference
Radii ionic (Bokii & Belov) 1 1,49 (Å) 13824
Radii ionic (Goldsmidt) 1 1,49 (Å) 13824
Radii ionic (Pauling) 1 1,48 (Å) 13824
Radii ionic (Yagoda) 1 1,49 (Å) 13824
Radii ionic (Shannon) 1 6 1,52 (Å) 13826
Radii ionic (Shannon) 1 7 1,56 (Å) 13826
Radii ionic (Shannon) 1 8 1,61 (Å) 13826
Radii ionic (Shannon) 1 9 1,63 (Å) 13826
Radii ionic (Shannon) 1 10 1,66 (Å) 13826
Radii ionic (Shannon) 1 11 1,69 (Å) 13826
Radii ionic (Shannon) 1 12 1,72 (Å) 13826