Skip to main content
Global

22.13: Meias-vidas de vários isótopos radioativos

  • Page ID
    198304
  • \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\)

    Meias-vidas para vários isótopos radioativos
    Isótopo Half-Life 1 Tipo de emissão 2 Isótopo Half-Life 3 Tipo de emissão 4
    614C614C 5730 g (β)(β) 83210Bi83210Bi 5,01 d (β)(β)
    713N713N 9,97 km (β+)(β+) 83212Bi83212Bi 60,55 mm (αouβ)(αouβ)
    915F915F 4.1××10 −22 s (p)(p) 84210Po84210Po 138,4 d (α)(α)
    1124Na1124Na 15,00 h (β)(β) 84212Po84212Po 3××10 −7 s (α)(α)
    1532P1532P 14,29 d (β)(β) 84216Po84216Po 0,15 s (α)(α)
    1940K1940K 1,27××10 x 90 g (βouE.C.)(βouE.C.) 84218Po84218Po 3,05 mm (α)(α)
    2649Fe2649Fe 0,08 s (β+)(β+) 85215Em85215Em 1,0××10 −4 s (α)(α)
    2660Fe2660Fe 2.6××10 x 6 g (β)(β) 85218Em85218Em 1,6 s (α)(α)
    2760Co2760Co 5,27 g (β)(β) 86220Corra86220Corra 55,6 s (α)(α)
    3787Rb3787Rb 4.7××10 x 10 g (β)(β) 86222Corra86222Corra 3,82 d (α)(α)
    3890Sr3890Sr 29 anos (β)(β) 88224Ra88224Ra 3,66 d (α)(α)
    49115Em49115Em 5.1××10 x 15 g (β)(β) 88226Ra88226Ra 1600 g (α)(α)
    53131EU53131EU 8.040 d (β)(β) 88228Ra88228Ra 5,75 g (β)(β)
    58142Ce58142Ce 5××10 x 15 g (α)(α) 89228Ac89228Ac 6,13 h (β)(β)
    81208Tl81208Tl 3,07 m (β)(β) 90228O90228O 1,913 g (α)(α)
    82210Pb82210Pb 22,3 g (β)(β) 90232O90232O 1.4××10 x 10 g (α)(α)
    82212Pb82212Pb 10,6 h (β)(β) 90233O90233O 22 mm (β)(β)
    82214Pb82214Pb 26,8 km (β)(β) 90234O90234O 24,10 d24,10 d (β)(β)
    83206Bi83206Bi 6,243 d (E.C.)(E.C.) 91233Pa91233Pa 27 d (β)(β)
    92233U92233U 1,59××10 - 5 g (α)(α) 96242Cm96242Cm 162,8 d (α)(α)
    92234U92234U 2,45××10 - 5 g (α)(α) 97243Bk97243Bk 4,5 h (αouE.C.)(αouE.C.)
    92235U92235U 7.03××10 - 8 g (α)(α) 99253Es99253Es 20,47 d (α)(α)
    92238U92238U 4,47××10 x 90 g (α)(α) 100254Fm100254Fm 3,24 h (αouS.F.)(αouS.F.)
    92239U92239U 23,54 quilômetros (β)(β) 100255Fm100255Fm 20,1 h (α)(α)
    93239Não93239Não 2,3 d (β)(β) 101256Md101256Md 76 mm (αouE.C.)(αouE.C.)
    94239Pu94239Pu 2.407××10 x 40 g (α)(α) 102254Não102254Não 55 s (α)(α)
    94239Pu94239Pu 6.54××10 x 3 g (α)(α) 103257Lr103257Lr 0,65 s (α)(α)
    94241Pu94241Pu 14,4 g (αouβ)(αouβ) 105260Ha105260Ha 1,5 s (αouS.F.)(αouS.F.)
    95241Sou95241Sou 432,2 g (α)(α) 106263Sg106263Sg 0,8 s (αouS.F.)(αouS.F.)
    Tabela M1

    Notas de pé

    • 1 y = anos, d = dias, h = horas, m = minutos, s = segundos
    • 2 E.C. = captura de elétrons, S.F. = Fissão espontânea
    • 3 y = anos, d = dias, h = horas, m = minutos, s = segundos
    • 4 E.C. = captura de elétrons, S.F. = fissão espontânea