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Chlorine-50

Properties and data of the isotope 50Cl.


Content

See also: list of Chlorine isotopes.

 

General data

Name of the isotope:Chlorine-50; Cl-50Symbol:50Cl or 5017ClMass number A:50 (= number of nucleons)Atomic number Z:17 (= number of protons)Neutrons N:33Isotopic mass:50.00831(64) u (atomic weight of Chlorine-50)Nuclide mass:49.9989843 u (calculated nuclear mass without electrons)Mass excess:7.74072 MeVMass defect:0.410657772 u (per nucleus)Nuclear binding energy:382.52525067 MeV (per nucleus)
7.65050501 MeV (average binding energy per nucleon)
Separation energy:SN = 1.27(5) MeV (first neutron)
SP = 20.64(90) MeV (first proton)
Half-life:620 nsDecay constant λ:1117979.3234838 s-1Specific activity α:1.346525792903 × 10+28 Bq g-1
3.639258899738 × 10+17 Ci g-1
Spin and parity:
(nuclear angular momentum)
Year of discovery:2009

 

Radioactive Decay

Half-life T½ = 620 ns respectively 6.2 × 10-7 seconds s.

Decay modeDaughterProbabilityDecay energyγ energy
(intensity)
β- ?50Ar
β-, n,2n,3n ?

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 33) and isobaric (same nucleon number A = 50) with Chlorine-50. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

OZIsotone N = 33Isobar A = 50
1649S
1750Cl50Cl
1851Ar50Ar
1952K50K
2053Ca50Ca
2154Sc50Sc
2255Ti50Ti
2356V50V
2457Cr50Cr
2558Mn50Mn
2659Fe50Fe
2760Co50Co
2861Ni50Ni
2962Cu
3063Zn
3164Ga
3265Ge
3366As
3467Se
3568Br
3669Kr

 

External data and identifiers

Adopted Levels, Gammas:NuDat 50Cl

 


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Last update: 2020-10-12


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