Molybdenum-83

Properties and data of the isotope ⁸³Mo.

Contents

See also: List of individual Molybdenum isotopes (and general data sources).

General data

Name of the isotope:Molybdenum-83; Mo-83Symbol:⁸³Mo or 8342MoMass number A:83 (= number of nucleons)Atomic number Z:42 (= number of protons)Neutrons N:41Nucleon pairing (Z - N):even - oddNuclear ratio (N/Z ratio):0.97619047619048 (= neutron-proton ratio)Neutron excess (N-Z):-1Isotopic mass:82.95025(43) u (atomic weight of Molybdenum-83)Nuclide mass:82.9272107 u (calculated nuclear mass without electrons)Mass excess:-46.34183 MeVMass defect:0.7336629 u (per nucleus)Nuclear binding energy:683.40258937 MeV (per nucleus)
8.23376614 MeV (average binding energy per nucleon)Separation energy:S_N = 14.04(57) MeV (first neutron)
S_P = 1.54(50) MeV (first proton)Half-life:6 msDecay constant λ:115.52453009332 s^-1Specific activity α:8.484207231707 × 10⁺²³ Bq g^-1
22930289815425 Ci g^-1Spin and parity:
(nuclear angular momentum)Mirror nucleus:Niobium-83Year of discovery:1999

Radioactive Decay

Half-life T_½ = 6 ms respectively 6 × 10^-3 seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
EC/β⁺	⁸³Nb	100 %	11.22(43) MeV

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 41) and isobaric (same nucleon number A = 83) with Molybdenum-83. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 41	Isobar A = 83
21	⁶²Sc
22	⁶³Ti
23	⁶⁴V
24	⁶⁵Cr
25	⁶⁶Mn
26	⁶⁷Fe
27	⁶⁸Co
28	⁶⁹Ni
29	⁷⁰Cu
30	⁷¹Zn	⁸³Zn
31	⁷²Ga	⁸³Ga
32	⁷³Ge	⁸³Ge
33	⁷⁴As	⁸³As
34	⁷⁵Se	⁸³Se
35	⁷⁶Br	⁸³Br
36	⁷⁷Kr	⁸³Kr
37	⁷⁸Rb	⁸³Rb
38	⁷⁹Sr	⁸³Sr
39	⁸⁰Y	⁸³Y
40	⁸¹Zr	⁸³Zr
41	⁸²Nb	⁸³Nb
42	⁸³Mo	⁸³Mo
44	⁸⁵Ru