Roentgenium-275

Properties and data of the isotope ²⁷⁵Rg.

Content

General data

Name of the isotope:Roentgenium-275; Rg-275Symbol:²⁷⁵Rg or 275111RgMass number A:275 (= number of nucleons)Atomic number Z:111 (= number of protons)Neutrons N:164Mass defect:277.289624776 u (per nucleus)Nuclear binding energy:258293.6217411 MeV (per nucleus)
939.2495336 MeV (average binding energy per nucleon)Half-life:- unknown -Spin and parity:
(nuclear angular momentum)

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 164) and isobaric (same nucleon number A = 275) with Roentgenium-275. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 164	Isobar A = 275
104	²⁶⁸Rf
105	²⁶⁹Db
106	²⁷⁰Sg
107	²⁷¹Bh	²⁷⁵Bh
108	²⁷²Hs	²⁷⁵Hs
109	²⁷³Mt	²⁷⁵Mt
110	²⁷⁴Ds	²⁷⁵Ds
111	²⁷⁵Rg	²⁷⁵Rg