H Home Background Color: He Li Be Calcium Main Page Black White Gray B C N O F Ne Na Mg Calcium Pictures Page Al Si P S Cl Ar K Ca Calcium 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 Calcium (click to see decay chain): 34Ca  35Ca  36Ca  37Ca  38Ca  39Ca  40Ca  41Ca  42Ca  43Ca  44Ca  45Ca  46Ca  47Ca  48Ca  49Ca  50Ca  51Ca  52Ca  53Ca  54Ca  55Ca  56Ca  57Ca

42Ca     Half-life Boson, 20p 22n 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 41.958618014 Abundance 0.647% Mass Excess -38.547072MeV Binding Energy 8.616559MeV 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..