| Answer | Crossword Clue |
|---|---|
| TRI | Prefix with atomic |
| TRI | Prefix with athlete or atomic |
| ISO | Atomic prefix |
| IONO | Atomic prefix |
| TRI | Prefix for atomic or valence |
| TRUMAN | Man with atomic problems. |
| BORON | Element with atomic number 5 |
| RAREEARTHMETALS | With an atomic number 57 through 71 |
| NAGASAKI | Japanese city with an atomic bomb museum |
| NIELSBOHR | 1922 winner who combined quantum theory with atomic theory |
| BORON | Element with a low atomic number that is not found naturally on Earth |
