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Isotopes of Iron (click to see decay chain): 45Fe  46Fe  47Fe  48Fe  49Fe  50Fe  51Fe  52Fe  53Fe  54Fe  55Fe  56Fe  57Fe  58Fe  59Fe  60Fe  61Fe  62Fe  63Fe  64Fe  65Fe  66Fe  67Fe  68Fe  69Fe  70Fe  71Fe  72Fe

56Fe     Half-life Boson, 26p 30n Stable Spin 0 Parity 1 This isotope is stable and thus has no decay products, so instead we show decay chains that lead down to it. Atomic Weight 55.934937475 Abundance 91.754% Mass Excess -60.605352MeV Binding Energy 8.790323MeV Magnetic Moment 0 μ Quadrupole Moment N/A   Show Element Pictures. Show Decay Image Smaller.

Click any isotope in diagram to see its data. Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..