Kr

Krypton

Atomic Number 36 · Sealed discharge tube

A noble gas that produces a brilliant white light in discharge tubes. Not Superman's home planet, but still cool.

Atomic Mass
83.798 u
Category
Noble Gas
Phase (STP)
Gas
Density
0.003733 g/cm³
Melting Point
-157.36 °C
Boiling Point
-153.22 °C
Electronegativity
3.0 (Pauling)
Atomic Radius
88 pm
Electron Configuration
[Ar] 3d10 4s2 4p6
Discovered
1898 — William Ramsay

Find Krypton Samples

Sample form: Sealed discharge tube

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