Stable isotope Oganesson (Og)

Name Oganesson
Symbol Og
Atomic number 118
Atomic weight [294]
Standard state Presumably a gas at 298 °K
CAS Registry ID 54144-19-3
Group in periodic table 18
Group name Noble gas
Period in periodic table 7
Block in periodic table p-block
Color Unknown, but probably a colorless gas
Classification Non-metallic
Melting point No data available
Boiling point No data available
Density of solid 5.7 g/cm3 (predicted)