Periodic Table of Elements

Cr - Chromium

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Nuclides / Isotopes

Nuc-
lide
Atomic
Mass
NNAbun
%
SpinHalf LifeDMDTBR
%
Decay
Energy
(MeV)
Cr4242.00618Syn0+     
Cr4342.997719Syn3/2+21msεV43 15.890
meta state Syn3/2+21msε + αSc39 15.700
meta state 0.000MeVSyn 21msε + PSc41 11.930
Cr4443.98520Syn0+53msε + PTi43>78.500
 53msεV44 10.310
Cr4544.97921Syn 50msε + PTi44>2710.850
 50msεV45 12.460
Cr4645.968422Syn0+0.26sεV46 7.603
Cr4746.962923Syn3/2-500msεV47 7.451
Cr4847.95424Syn0+21.56hεV48 1.659
Cr4948.951325Syn5/2-42.3mεV49 2.631
Cr5049.9461264.3450+>1.8E 17yεTi50  
Cr5150.944827Syn7/2-27.7025dεV51 0.753
Cr5251.94052883.7890+Stable 
Cr5352.9407299.5013/2-Stable 
Cr5453.9389302.3650+Stable 
Cr5554.940831Syn3/2-3.497mβ-Mn55 2.603
Cr5655.940632Syn0+5.94mβ-Mn56 1.617
Cr5756.943833Syn5/2, 7/2-, 3/2--21.1sβ-Mn57 5.090
Cr5857.94434Syn0+7sβ-Mn58 3.970
Cr5958.94935Syn 0.74sβ-Mn59 7.700
Cr6059.9536Syn0+0.57sβ-Mn60 5.900
Cr6160.95437Syn5/2-270msβ-Mn61 8.800
Cr6261.95638Syn0+190ms    
Cr6362.96239Syn1/2-110ms    
Cr6463.96440Syn0+>1us    
Cr6564.9741Syn1/2- β-   
Cr66 42Syn0+ β-   
Cr67 43Syn1/2- β-   
NuclidePotential Parent Nuclides
Cr42None known
Cr43None known
meta state None known
meta state 0.000MeVNone known
Cr44None known
Cr45Fe46 (Syn)
Cr46Fe47 (Syn) Mn46 (Syn)
Cr47Fe48 (Syn) Mn47 (Syn)
Cr48Fe49 (Syn) Mn48 (Syn)
Cr49Fe50 (Syn) Mn49 (Syn)
Cr50Mn50 (Syn) Mn50m (Syn) V50 (Natural)
Cr51Mn51 (Syn)
Cr52Mn52 (Syn) Mn52m (Syn) V52 (Syn)
Cr53Mn53 (Syn) V53 (Syn)
Cr54Mn54 (Syn) V54 (Syn)
Cr55V55 (Syn)
Cr56None known
Cr57None known
Cr58V58 (Syn)
Cr59V59 (Syn)
Cr60None known
Cr61None known
Cr62None known
Cr63None known
Cr64None known
Cr65None known
Cr66None known
Cr67None known

Key:

  • NN = Number of Neutrons
  • Abun % = Natural Abundance (as a percentage)
  • Syn = Synthetic Nuclide (does not occur in nature)
  • DM = Decay Mode
    α = Alpha emission
    β- = Beta emission
    β- β- = Double beta decay
    β+ = Positron emission
    ε = Electron Capture
    IT = Isomeric Transition
    N = Neutron emission
    P = Proton emission
    SF = Spontaneous Fission
  • DT = Decays To
  • BR % = Branch Ratio (as a percentage)

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References

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