Ruthenium-96

Properties and data of the isotope ⁹⁶Ru.

Contents

General data

Name of the isotope:Ruthenium-96; Ru-96Symbol:⁹⁶Ru or 9644RuMass number A:96 (= number of nucleons)Atomic number Z:44 (= number of protons)Neutrons N:52Isotopic mass:95.907590(3) u (atomic weight of Ruthenium-96)Nuclide mass:95.8834537 u (calculated nuclear mass without electrons)Mass excess:-86.07936 MeVMass defect:0.88728704 u (per nucleus)Nuclear binding energy:826.50255404 MeV (per nucleus)
8.6094016 MeV (average binding energy per nucleon)Separation energy:S_N = 10.694(9) MeV (first neutron)
S_P = 7.348(5) MeV (first proton)Half-life:stableSpin and parity:
(nuclear angular momentum)0+Charge radius:4.3908(47) femtometer fmYear of discovery:1931

Parent Nuclides

Direct parent isotope is: ⁹⁶Rh.

Occurrence

Comparison of the natural Ruthenium isotopes including isotopic abundance (mole fraction of the isotope mixture in percent):

	Atomic Mass m_a	Quantity	Half-life	Spin
Ruthenium Isotopic mixture	101.07 u	100 %
Isotope ⁹⁶Ru	95.907590(3) u	5.54(14) %	stable	0+
Isotope ⁹⁸Ru	97.90529(5) u	1.87(3) %	stable	0+
Isotope ⁹⁹Ru	98.905934(7) u	12.76(14) %	stable	5/2+
Isotope ¹⁰⁰Ru	99.904214(7) u	12.60(7) %	stable	0+
Isotope ¹⁰¹Ru	100.905577(8) u	17.06(2) %	stable	5/2+
Isotope ¹⁰²Ru	101.904344(8) u	31.55(14) %	stable	0+
Isotope ¹⁰⁴Ru	103.90543(2) u	18.62(27) %	stable	0+

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 52) and isobaric (same nucleon number A = 96) with Ruthenium-96. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 52	Isobar A = 96
28	⁸⁰Ni
29	⁸¹Cu
30	⁸²Zn
31	⁸³Ga
32	⁸⁴Ge
33	⁸⁵As
34	⁸⁶Se
35	⁸⁷Br	⁹⁶Br
36	⁸⁸Kr	⁹⁶Kr
37	⁸⁹Rb	⁹⁶Rb
38	⁹⁰Sr	⁹⁶Sr
39	⁹¹Y	⁹⁶Y
40	⁹²Zr	⁹⁶Zr
41	⁹³Nb	⁹⁶Nb
42	⁹⁴Mo	⁹⁶Mo
43	⁹⁵Tc	⁹⁶Tc
44	⁹⁶Ru	⁹⁶Ru
45	⁹⁷Rh	⁹⁶Rh
46	⁹⁸Pd	⁹⁶Pd
47	⁹⁹Ag	⁹⁶Ag
48	¹⁰⁰Cd	⁹⁶Cd
49	¹⁰¹In	⁹⁶In
50	¹⁰²Sn
51	¹⁰³Sb