Rg

Roentgenium

Z 111 282.0 g/molTransition Metal Radioactive

Overview Atomic Properties Thermodynamics Electromagnetism Isotopes

Nucleus

111 Protons

171 Neutrons

111 Electrons (2 Valence)

Shell distribution: K2 • L8 • M18 • N32 • O32 • P17 • Q2

Electron Configuration

Energy

7p

6d

5f

7s

6p

5d

4f

6s

5p

4d

5s

4p

3d

4s

3p

3s

2p

2s

1s

[Rn]5f¹⁴6d⁹7s²

Oxidation States

CommonRare

Radii

N/A

Crystal Structure

Body-centered cubic

Pearson symbol

cI2

Space group

Im3m No. 229