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Chromium-62

Properties and data of the isotope 62Cr.


Content

See also: list of Chromium isotopes.

 

General data

Name of the isotope:Chromium-62; Cr-62Symbol:62Cr or 6224CrMass number A:62 (= number of nucleons)Atomic number Z:24 (= number of protons)Neutrons N:38Isotopic mass:61.95610(16) u (atomic weight of Chromium-62)Nuclide mass:61.9429344 u (calculated nuclear mass without electrons)Mass excess:-40.89259 MeVMass defect:0.560967576 u (per nucleus)Nuclear binding energy:522.53793124 MeV (per nucleus)
8.42803115 MeV (average binding energy per nucleon)
Separation energy:SN = 6.49(18) MeV (first neutron)
SP = 17.68(91) MeV (first proton)
Half-life:206(12) msDecay constant λ:3.3647921386405 s-1Specific activity α:3.321844626770 × 10+22 Bq g-1
897795845073.16 Ci g-1
Spin and parity:
(nuclear angular momentum)
0+Year of discovery:1985

 

Radioactive Decay

Half-life T½ = 206(12) ms respectively 2.06 × 10-1 seconds s.

Decay modeDaughterProbabilityDecay energyγ energy
(intensity)
β-62Mn100 %7.63(15) MeV
β- , n61Mn?2.78(15) MeV

 

Parent Nuclides

Direct parent isotope is: 62V.

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 38) and isobaric (same nucleon number A = 62) with Chromium-62. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

OZIsotone N = 38Isobar A = 62
2058Ca
2159Sc
2260Ti62Ti
2361V62V
2462Cr62Cr
2563Mn62Mn
2664Fe62Fe
2765Co62Co
2866Ni62Ni
2967Cu62Cu
3068Zn62Zn
3169Ga62Ga
3270Ge62Ge
3371As62As
3472Se
3573Br
3674Kr
3775Rb
3876Sr
3977Y
4078Zr

 

External data and identifiers

Adopted Levels, Gammas:NuDat 62Cr

 


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Last update: 2020-10-13


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