Roentgenium-284

Properties and data of the isotope ²⁸⁴Rg.

Content

General data

Name of the isotope:Roentgenium-284; Rg-284Symbol:²⁸⁴Rg or 284111RgMass number A:284 (= number of nucleons)Atomic number Z:111 (= number of protons)Neutrons N:173Mass defect:286.36760902 u (per nucleus)Nuclear binding energy:266749.70959648 MeV (per nucleus)
939.25954083 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 = 173) and isobaric (same nucleon number A = 284) with Roentgenium-284. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.