Content-Type image/gif
Content-Length 482.40 kB
Size 512x512
#36 Krypton - rarity SPINNIN'IN
1st ionization energy 14.00 eV 0.85%
appearance Colorless gas 7.63%
atomic mass 83.798 u 0.85%
atomic number 36 0.85%
atomic radius 202 picometers (van der Waals radius) 4.24%
boiling point 119.9 K or -153.4 °C or -244.1 °F 0.85%
cas number 7439-90-9 0.85%
cas number of (cl2) - 99.15%
category Noble gases 5.08%
crystal structure FCC (Face centered cubic) 11.02%
density 3.75 g/L 0.85%
electronegativity 3.00 (Pauling scale) 0.85%
electronic configuration [Ar] 3d10 4s2 4p6 0.85%
electrons 36 0.85%
electrons arrangement 2, 8, 18, 8 0.85%
main isotopes 84Kr 0.85%
melting point 115.7 K or -157.3 °C or -251.2 °F 0.85%
neutrons 48 1.69%
position Group: 18, Period: 4, Block: p 0.85%
rarity SPINNIN'IN 33.33%
state Gas 9.32%
sublimation point - 99.15%
symbol Kr 0.85%
valence electrons 8 4.24%
who discovered William Ramsay and Morris Travers (in 1898) 0.85%

Total Rarity Score: 1933.8

Rarity: #61/354

Krypton

Collection: Bohring Atoms