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Periodic Table of Elements

Ru - Ruthenium

Ruthenium Menu

Nuclides / Isotopes

Nuc-
lide		Atomic
Mass		NNAbun
%		SpinHalf LifeDMDTBR
%		Decay
Energy
(MeV)
Ru8786.94943Syn >1.5us    
Ru8887.9444Syn0+>150ns    
Ru8988.93645Syn      
Ru9089.9346Syn0+11s εTc90 5.600
Ru9190.92647Syn9/2+9s εTc91 7.400
meta state 0.000MeVSyn1/2-7.6s εTc91>07.400
 7.6s ε + PMo90>04.300
 7.6sITRu91  
Ru9291.9248Syn0+3.65m εTc92 4.500
Ru9392.917149Syn9/2+59.7s εTc93 6.340
meta state 0.734MeVSyn1/2-10.8s εTc93787.074
 10.8sIT 220.734
 10.8s ε + PMo920.032.984
Ru9493.911450Syn0+51.8m εTc94 1.593
Ru9594.910451Syn5/2+1.643h εTc95 2.572
Ru9695.9076525.520+Stable 
Ru9796.907653Syn5/2+2.9d εTc97 1.115
Ru9897.9053541.880+Stable 
Ru9998.90595512.75/2+Stable 
Ru10099.90425612.60+Stable 
Ru101100.90565717.5/2+Stable 
meta state 0.527MeVSyn11/2-17.5usIT  0.527
Ru102101.90445831.60+Stable 
Ru103102.906359Syn3/2+39.26d β-Rh103 0.763
meta state 0.238MeVSyn11/2-1.69msIT  0.238
Ru104103.90546018.70+Stable 
Ru105104.907861Syn3/2+4.44h β-Rh105 1.917
Ru106105.907362Syn0+373.59d β-Rh106 0.039
Ru107106.9163Syn5/2+3.75m β-Rh107 2.940
Ru108107.9164Syn0+4.55m β-Rh108 1.360
Ru109108.913265Syn5/2+34.5s β-Rh109 4.160
Ru110109.91466Syn0+14.6s β-Rh110 2.810
Ru111110.91867Syn 2.12s β-Rh111 5.500
Ru112111.91968Syn0+1.75s β-Rh112 3.670
Ru113112.92369Syn 0.8s β-Rh113 6.600
Ru114113.92470Syn0+0.53s β-Rh114 4.800
Ru115114.92871Syn 0.4s β-Rh115 7.600
 0.4s β- + NRh114 0.700
Ru116115.9372Syn0+>150ns    
Ru117116.93573Syn >150ns    
Ru118117.93774Syn0+>150ns    
NuclidePotential Parent Nuclides
Ru87None known
Ru88None known
Ru89None known
Ru90None known
Ru91Ru91m (Syn)
meta state 0.000MeVNone known
Ru92None known
Ru93Rh93 (Syn)
meta state 0.734MeVNone known
Ru94Pd95m (Syn) Rh94 (Syn) Rh94m (Syn)
Ru95Rh95 (Syn) Rh95m (Syn)
Ru96Rh96 (Syn) Rh96m (Syn)
Ru97Rh97 (Syn) Rh97m (Syn)
Ru98Rh98 (Syn) Rh98m (Syn) Tc98 (Syn)
Ru99Rh99 (Syn) Rh99m (Syn) Tc99 (Syn) Tc99m (Syn)
Ru100Mo100 (Natural) Rh100 (Syn) Rh100m (Syn) Tc100 (Syn)
Ru101Rh101 (Syn) Rh101m (Syn) Tc101 (Syn)
meta state 0.527MeVNone known
Ru102Rh102 (Syn) Rh102m (Syn) Tc102 (Syn) Tc102m (Syn)
Ru103Tc103 (Syn)
meta state 0.238MeVNone known
Ru104Rh104 (Syn) Tc104 (Syn)
Ru105Tc105 (Syn)
Ru106Tc106 (Syn)
Ru107Tc107 (Syn)
Ru108Tc108 (Syn)
Ru109Tc109 (Syn)
Ru110Tc110 (Syn)
Ru111Tc111 (Syn)
Ru112Tc112 (Syn)
Ru113Tc113 (Syn)
Ru114None known
Ru115None known
Ru116None known
Ru117None known
Ru118None 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)

Ruthenium Menu

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