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#75 Rhenium - rarity SPINNIN'IN
1st ionization energy 7.88 eV 0.85%
appearance Silvery gray luster 0.85%
atomic mass 186.21 u 0.85%
atomic number 75 0.85%
atomic radius 217 picometers (van der Waals radius) 2.54%
boiling point 5903 K or 5630 °C or 10170 °F 0.85%
cas number 7440-15-5 0.85%
cas number of (cl2) - 99.15%
category Transition metals 25.42%
crystal structure HCP (Hexagonal close packed) 5.93%
density 21.02 g/cm3 0.85%
electronegativity 1.9 (Pauling scale) 3.39%
electronic configuration [Xe] 4f14 5d5 6s2 0.85%
electrons 75 0.85%
electrons arrangement 2, 8, 18, 32, 13, 2 0.85%
main isotopes 187Re 0.85%
melting point 3459 K or 3186 °C or 5767 °F 0.85%
neutrons 111 0.85%
position Group: 7, Period: 6, Block: d 0.85%
rarity SPINNIN'IN 33.33%
state Solid 72.88%
sublimation point - 99.15%
symbol Re 0.85%
valence electrons - 61.02%
who discovered Otto Berg, Walter Noddack, Ida Noddack (in 1925) 0.85%

Total Rarity Score: 1985.65

Rarity: #47/354

Rhenium

Collection: Bohring Atoms