The following equations represent part of a radioactive decay series:
1. 92238U β A + 24He
2. A β 91234Pa + B
3. 91234Pa β C + β10e
4. C β 90230Th + 24He
5. 90230Th β D + 24He
6. D β 86222Rn + E
7. 86222Rn β 84218Po + F
8. 84218Po β G + 24He
9. G β 83214Bi + H
10. 83214Bi β I + β10e
11. I β J + 24He