מחצית חיים – הבדלי גרסאות

| [[Bismuth]] || ²⁰⁹Bi || data-sort-value="19,000,000,000,000,000,000"|2 × 10¹⁹ yearsשנים]]

| [[Polonium]] || ²⁰⁹Po || data-sort-value="130,000,000,000,000"|130 yearsשנים || [[Isotopes of polonium]]

| [[Astatine]] || ²¹⁰At || data-sort-value="8,000,000"|8 hoursשעות || [[Isotopes of astatine]]

| [[Radon]] || ²²²Rn || data-sort-value="3,824,000,000"|3.824 daysימים || [[Isotopes of radon]]

| [[Radium]] || ²²⁶Ra || data-sort-value="1,600,000,000,000,000"|1600 yearsשנים || [[Isotopes of radium]]

| [[Actinium]] || ²²⁷Ac || data-sort-value="100,000,000,000,000"|21.77 yearsשנים || [[Isotopes of actinium]]

| [[Thorium]] || ²³²Th || data-sort-value="10,000,000,000,000,000,000"|1.41 × 10¹⁰ yearsשנים || [[Isotopes of thorium]]

| [[Protactinium]] || ²³¹Pa || data-sort-value="32,800,000,000,000,000"|32800 yearsשנים || [[Isotopes of protactinium]]

| [[Uranium]] || ²³⁸U || data-sort-value="9,000,000,000,000,000,000"|4.47 × 10⁹ yearsשנים || [[Isotopes of uranium]]

| [[Neptunium]] || ²³⁷Np || data-sort-value="6,000,000,000,000,000,000"|2.14 × 10⁶ yearsשנים || [[Isotopes of neptunium]]

| [[Plutonium]] || ²⁴⁴Pu || data-sort-value="7,800,000,000,000,000,000"|8.0 × 10⁷ yearsשנים || [[Isotopes of plutonium]]

| [[Americium]] || ²⁴³Am || data-sort-value="7,400,000,000,000,000"|7400 yearsשנים || [[Isotopes of americium]]

| [[Curium]] || ²⁴⁷Cm || data-sort-value="7,160,000,000,000,000,000"|1.6 × 10⁷ yearsשנים || [[Isotopes of curium]]

| [[Berkelium]] || ²⁴⁷Bk || data-sort-value="1,000,000,000,000,000"|1000 yearsשנים || [[Isotopes of berkelium]]

| [[Californium]] || ²⁵¹Cf || data-sort-value="900,000,000,000,000"|900 yearsשנים || [[Isotopes of californium]]

| [[Einsteinium]] || ²⁵²Es || data-sort-value="470,000,000,000"|470 daysימים || [[Isotopes of einsteinium]]

| [[Fermium]] || ²⁵⁷Fm || data-sort-value="100,500,000,000"|100.5 daysימים || [[Isotopes of fermium]]

| [[Mendelevium]] || ²⁵⁸Md || data-sort-value="51,500,000,000"|51.5 daysימים || [[Isotopes of mendelevium]]

| [[Nobelium]] || ²⁵⁹No || data-sort-value="58,000"|58 minutesדקות || [[Isotopes of nobelium]]

| [[Lawrencium]] || ²⁶⁶Lr || data-sort-value="11,000,000"|~11 hoursשעות || [[Isotopes of lawrencium]]

| [[Rutherfordium]] || ²⁶⁷Rf || data-sort-value="1,300,000"|~1.3 hoursשעות || [[Isotopes of rutherfordium]]

| [[Dubnium]] || ²⁶⁸Db || data-sort-value="31,000,000"|1.3 daysימים || [[Isotopes of dubnium]]

| [[Seaborgium]] || ²⁶⁹Sg || data-sort-value="3,100"|~3.1 minutesדקות || [[Isotopes of seaborgium]]

| [[Bohrium]] || ²⁷⁰Bh || data-sort-value="3,800"|3.8 minutesדקות || [[Isotopes of bohrium]]

| [[Hassium]] || ^277mHs || data-sort-value="130"|~130 secondsשניות || [[Isotopes of hassium]]

| [[Meitnerium]] || ²⁷⁸Mt || data-sort-value="7.6"|7.6 secondsשניות || [[Isotopes of meitnerium]]

| [[Darmstadtium]] || ^281mDs || data-sort-value="3,700"|~3.7 minutesדקות || [[Isotopes of darmstadtium]]

| [[Roentgenium]] || ²⁸²Rg || data-sort-value="2,100"|2.1 minutesדקות || [[Isotopes of roentgenium]]

| [[Copernicium]] || ^285mCn || data-sort-value="8,900"|~8.9 minutesדקות || [[Isotopes of copernicium]]

| [[Ununtrium]] || ²⁸⁶Uut || data-sort-value="19.6"|19.6 secondsשניות || [[Isotopes of ununtrium]]

| [[Flerovium]] || ^289mFl || data-sort-value="1,100"|~1.1 minutesדקות || [[Isotopes of flerovium]]

| [[Ununpentium]] || ²⁸⁹Uup || data-sort-value="0.22"|220 millisecondsmilliשניות || [[Isotopes of ununpentium]]

| [[Livermorium]] || ²⁹³Lv || data-sort-value="0.061"|61 millisecondsmilliשניות || [[Isotopes of livermorium]]

| [[Ununseptium]] || ²⁹⁴Uus ||data-sort-value="0.078"|78 millisecondsmilliשניות || [[Isotopes of ununseptium]]

| [[Ununoctium]] || ²⁹⁴Uuo || data-sort-value="0.00089"|890 microsecondsmicroשניות || [[Isotopes of ununoctium]]