H Home Background Color: He Li Be Manganese Main Page Black White Gray B C N O F Ne Na Mg Manganese Pictures Page Al Si P S Cl Ar K Ca Manganese Technical Data Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

Isotopes of Manganese (click to see decay chain): 44Mn  45Mn  46Mn  47Mn  48Mn  49Mn  50Mn  51Mn  52Mn  53Mn  54Mn  55Mn  56Mn  57Mn  58Mn  59Mn  60Mn  61Mn  62Mn  63Mn  64Mn  65Mn  66Mn  67Mn  68Mn  69Mn

55Mn     Half-life Boson, 25p 30n Stable Spin 5/2 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 54.938045141 Abundance 1×102% Mass Excess -57.71058MeV Binding Energy 8.764988MeV Magnetic Moment 3.4532 μ Quadrupole Moment 0.33   Show Isotope Symbols. Show Decay Image Full Size.

Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..