Skip to content

Games About Contact

Elemonsters All monsters Timeline History Rules Personality Test

RgArtwork coming soon

Monster name: Röntgen

Roentgenium

Atomic number: 111
Symbol: Rg
Series: transition metals
Group: 11
Period: 7

radioactive
artificial

Darmstadtium Back to the encyclopedia Copernicium

Newsletter Signup

Email address

Games About Contact

Terms and policies

Privacy policy Legal notice

© 2026 Nut & Shell Games. All rights reserved.