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Kr
Krypton
Z
36
83.798 g/mol
Noble Gas
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Overview
Atomic Properties
Thermodynamics
Electromagnetism
Isotopes
Group
18
Period
4
Block
p
Occurrence
Primordial
Biological Role
---
History
1898 (discovery, isolation)
William Ramsay, Morris Travers
Named By
William Ramsay, Morris Travers
Latin Name
Krypton
Abundance
Universe
< 0.0001%
0.04 ppm
x
Sun
---
x
Meteorites
---
x
Earth's crust
< 0.0001%
0 ppm
x
Oceans
< 0.0001%
0 ppm
x
Humans
---
x
35
Br
37
Rb
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