Krypton Element

Krypton
Atomic Number	: 36
Atomic Weight	: 83.798
Boiling Point	: -153.22^oC
Melting Point	: -157.36^oC
Phase at Room Temperature:	: Gas
Element Classification:	: Non-Metal
Period Number:	: 4
Discovered Year:	: 1898
Discovered by:	: Sir William Ramsay and Morris Travers