Praseodymium-150

Properties and data of the isotope ¹⁵⁰Pr.

Contents

General Data

Radioactive Decay

Parent Nuclides

Isotones und Isobares

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

General data

Name of the isotope:Praseodymium-150; Pr-150Symbol:¹⁵⁰Pr or 15059PrMass number A:150 (= number of nucleons)Atomic number Z:59 (= number of protons)Neutrons N:91Nucleon pairing (Z - N):odd - oddNuclear ratio (N/Z ratio):1.5423728813559 (= neutron-proton ratio)Neutron excess (N-Z):32Isotopic mass:149.926676(10) u (atomic weight of Praseodymium-150)Nuclide mass:149.8943122 u (calculated nuclear mass without electrons)Mass excess:-68.30087 MeVMass defect:1.323508244 u (per nucleus)Nuclear binding energy:1232.83998824 MeV (per nucleus)
8.21893325 MeV (average binding energy per nucleon)Separation energy:S_N = 5.332(13) MeV (first neutron)
S_P = 8.920(14) MeV (first proton)Half-life:6.19(16) sDecay constant λ:0.11197854290145 s^-1Specific activity α:4.525842675456 × 10⁺²⁰ Bq g^-1
12232007230.963 Ci g^-1Spin and parity:
(nuclear angular momentum)(1-)Year of discovery:1970

Radioactive Decay

Half-life T_½ = 6.19(16) s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	¹⁵⁰Nd	100 %	5.379(9) MeV

Parent Nuclides

Direct parent isotope is: ¹⁵⁰Ce.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 91) and isobaric (same nucleon number A = 150) with Praseodymium-150. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 91	Isobar A = 150
52	¹⁴³Te
53	¹⁴⁴I
54	¹⁴⁵Xe
55	¹⁴⁶Cs	¹⁵⁰Cs
56	¹⁴⁷Ba	¹⁵⁰Ba
57	¹⁴⁸La	¹⁵⁰La
58	¹⁴⁹Ce	¹⁵⁰Ce
59	¹⁵⁰Pr	¹⁵⁰Pr
60	¹⁵¹Nd	¹⁵⁰Nd
61	¹⁵²Pm	¹⁵⁰Pm
62	¹⁵³Sm	¹⁵⁰Sm
63	¹⁵⁴Eu	¹⁵⁰Eu
64	¹⁵⁵Gd	¹⁵⁰Gd
65	¹⁵⁶Tb	¹⁵⁰Tb
66	¹⁵⁷Dy	¹⁵⁰Dy
67	¹⁵⁸Ho	¹⁵⁰Ho
68	¹⁵⁹Er	¹⁵⁰Er
69	¹⁶⁰Tm	¹⁵⁰Tm
70	¹⁶¹Yb	¹⁵⁰Yb
71	¹⁶²Lu	¹⁵⁰Lu
72	¹⁶³Hf
73	¹⁶⁴Ta
74	¹⁶⁵W
75	¹⁶⁶Re
76	¹⁶⁷Os
77	¹⁶⁸Ir
78	¹⁶⁹Pt
79	¹⁷⁰Au
80	¹⁷¹Hg