Krypton
Krypton
0 posts
0 projects
Krypton ΒΆ
AtomicNumber: 36
Element: Krypton
Symbol: Kr
AtomicMass: 83.798
NumberofNeutrons: 48
NumberofProtons: 36
NumberofElectrons: 36
Period: 4
Group: 18.0
Phase: gas
Radioactive: nan
Natural: yes
Metal: nan
Nonmetal: yes
Metalloid: nan
Type: Noble Gas
AtomicRadius: 1.0
Electronegativity: nan
FirstIonization: 13.9996
Density: 0.00373
MeltingPoint: 115.93
BoilingPoint: 119.93
NumberOfIsotopes: 23.0
Discoverer: Ramsay and Travers
Year: 1898.0
SpecificHeat: 0.248
NumberofShells: 4
NumberofValence: 8.0