Chemical Element #111: Roentgenium (Rg)

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Atomic Number: 111, Element Symbol: Rg, Element Name: Roentgenium, Atomic Mass: 282.169 u.

Detailed Properties:

Atomic Number:	111
Element Symbol:	Rg
Element Name:	Roentgenium
Electron Configuration:	[Rn]7s²5f¹⁴6d⁹
Atomic Mass:	282.169000 u
Melting Point:	Unknown
Boiling Point:	Unknown

Stable Isotopes:

Isotope	Mass	Abundance
²⁸⁰Rg	280.165140	Unknown

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2021-10-10, 777👍, 0💬

Chemical Element #109: Meitnerium (Mt)
Atomic Number: 109, Element Symbol: Mt, Element Name: Meitnerium, Atomic Mass: 277.154 u. 2021-11-13, 836🔥, 0💬

Chemical Element #116: Livermorium (Lv)
Atomic Number: 116, Element Symbol: Lv, Element Name: Livermorium, Atomic Mass: 293.205 u. 2021-07-20, 830🔥, 0💬

Chemical Element #114: Flerovium (Fl)
Atomic Number: 114, Element Symbol: Fl, Element Name: Flerovium, Atomic Mass: 290.192 u. 2021-09-09, 811🔥, 0💬

Chemical Element #111: Roentgenium (Rg)
Atomic Number: 111, Element Symbol: Rg, Element Name: Roentgenium, Atomic Mass: 282.169 u. 2021-10-10, 778🔥, 0💬

Chemical Element #110: Darmstadtium (Ds)
Atomic Number: 110, Element Symbol: Ds, Element Name: Darmstadtium, Atomic Mass: 282.166 u. 2021-11-13, 737🔥, 0💬

Chemical Element #106: Seaborgium (Sg)
Atomic Number: 106, Element Symbol: Sg, Element Name: Seaborgium, Atomic Mass: 269.128 u. 2021-11-30, 717🔥, 0💬

Chemical Element #107: Bohrium (Bh)
Atomic Number: 107, Element Symbol: Bh, Element Name: Bohrium, Atomic Mass: 270.133 u. 2021-11-30, 716🔥, 0💬

Chemical Element #112: Copernicium (Cn)
Atomic Number: 112, Element Symbol: Cn, Element Name: Copernicium, Atomic Mass: 286.179 u. 2021-11-01, 708🔥, 1💬

Chemical Element #108: Hassium (Hs)
Atomic Number: 108, Element Symbol: Hs, Element Name: Hassium, Atomic Mass: 269.134 u. 2021-11-13, 693🔥, 0💬

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