| Answer | Crossword Clue |
|---|---|
| EKA | Provisional prefix for chemical element. |
| IODO | Chemical element: Prefix. |
| IODO | Combining form for chemical element. |
| ALABAMINE | Proposed name for chemical element No. 85. |
| PETRO | Prefix for chemical |
| SILA | Prefix for an element |
| FERRI | Prefix for a metallic element |
| OXY | Prefix for element No. 8 |
| NITR | Prefix for compounds of element 7 |
