36 Kr 83.798

Krypton

Category: Noble gas | State: Gas

Atomic Properties

Atomic Number 36
Atomic Mass 83.798
Electronic Configuration [Ar] 3d¹⁰ 4s² 4p⁶

Periodic Table Placement

Group 18
Period 4
Block p-block

Physical Properties & Discovery

Melting Point -157.3°C
Boiling Point -153.4°C
Density 0.003733 g/cm³
Discovered By William Ramsay (1898)

Frequently Asked Questions about Krypton