U238-Pb206 Flashcards
Decay process
Parent isotope:U238 daughter isotope?
Thorium 234
Decay process of u238-th234
Alpha decay
Half life of u238-th234
4.5x10^9yrs
Thorium 234, daughter isotope?
Protactinium 234
Thorium 234,protactinium 234 decay process
Beta
Thorium 234 protactinium 234 half life
24.5 days
Protactinium 234 ur 234 decay process
Beta decay
Protactinium 234 ur 234 half life
1.1 mins
Uranium 234 thorium 230 decay process
Alpha
Uranium 234 thorium 230 half life
2.3x10^5 yrs
Thorium 230 radium 226 half life
8.3x10^4 yrs
Thorium 230 radium 226 decay process
Alpha
Radium 226 radon 222 decay process
Alpha
Radium 226 radon 222 half life
1.6x10^3 yrs
Radon 222 polonium 218 half life
3.8 days
Radon 222 polonium 218 decay process
Alpha
Polonium 218 lead 214 decay process
Alpha
Polonium 218 lead 214 half life
3.1 mins
Lead 214 bismuth 214 decay process
Beta
Lead 14 bismuth 14 half life
26.8 mins
Bismuth 214 polonium 214 half life
19.7 mins
Bismuth 214 polonium 214 decay process
Beta
Polonium 214 lead 210 decay process
1.5x10^-4 sec
Polonium 214 lead 210 decay process
Alpha
Lead 210 bismuth 210 decay process
Beta
Lead 210 bismuth 210 half life
22.0 yrs
Bismuth 210 polonium 210 decay process
Beta
Bismuth 210 polonium 210 half life
5 days
Polonium 210 lead 206 decay process
Alpha
Polonium 210 lead 206 half life
140 days