Comparisons / Comparison of Roentgenium and Nihonium

Comparison of Roentgenium and Nihonium [S]ave

Attribute
Nihonium
×

Roentgenium
×
Discovered (year)20041994
Electron configuration[Rn]5f¹⁴6d¹⁰7s²7p¹ (predicted)[Rn]7s²5f¹⁴6d⁹ (predicted)
Oxidation states-
  • -1
  • 1
  • 3
  • 5
Atomic mass (u)286.182282.169
Standard stateSolid (expected)Solid (expected)
Group namePost-transition metalTransition metal
Atomic number113111
SymbolNhRg



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