Content-Type image/gif
Content-Length 691.83 kB
Size 512x512
#86 Radon - rarity BROWNIAN-MANIACS
1st ionization energy 10.745 eV 0.85%
appearance Colorless gas 7.63%
atomic mass 222 u 0.85%
atomic number 86 0.85%
atomic radius 220 picometers (van der Waals radius) 0.85%
boiling point 211.5 K or -61.7 °C or -79.1 °F 0.85%
cas number 10043-92-2 0.85%
cas number of (cl2) - 99.15%
category Noble gases 5.08%
crystal structure FCC (face centered cubic) 11.02%
density 9.73 g/L 0.85%
electronegativity - 21.19%
electronic configuration [Xe] 4f14 5d10 6s2 6p6 0.85%
electrons 86 0.85%
electrons arrangement 2, 8, 18, 32, 18, 8 0.85%
main isotopes 222Rn 0.85%
melting point 202 K or -71 °C or -96 °F 0.85%
neutrons 136 1.69%
position Group: 18, Period: 6, Block: p 0.85%
rarity BROWNIAN-MANIACS 33.33%
state Gas 9.32%
sublimation point - 99.15%
symbol Rn 0.85%
valence electrons 8 4.24%
who discovered Ernest Rutherford and Robert Owens (in 1899) 0.85%

Total Rarity Score: 1914.92

Rarity: #67/354

Radon

Collection: Bohring Atoms