| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| This pair discovered polonium; francium was discovered by someone else | the Curies (Pierre & Marie) | $600 | DJ | THE ELEMENTS | 1994-04-25 | #2231 | |
| Gustave Bemont helped this couple discover radium in the 1890s | the Curies | $400 | DJ | CHEMISTRY | 1993-10-07 | #2089 |