| Answer | % Correct |
|---|---|
| U-235 | 100%
|
| Th-231 | 38%
|
| Ac-227 | 13%
|
| At-215 | 13%
|
| At-219 | 13%
|
| Fr-223 | 13%
|
| Pa-231 | 13%
|
| Pb-207 | 13%
|
| Po-211 | 13%
|
| Po-215 | 13%
|
| Ra-223 | 13%
|
| Th-227 | 13%
|
| Bi-211 | 0%
|
| Bi-215 | 0%
|
| Pb-211 | 0%
|
| Rn-223 | 0%
|
| Tl-207 | 0%
|