| Answer | Crossword Clue |
|---|---|
| ARGON | Element in air. |
| ARGON | Element in air |
| XENON | Element in air. |
| XENON | Trace element in air |
| ARGON | Gaseous element in the air. |
| BARIUM | Element that quickly oxidizes in air |
| NEON | Element obtained only from air |
| Answer | Crossword Clue |
|---|---|
| ARGON | Element in air. |
| ARGON | Element in air |
| XENON | Element in air. |
| XENON | Trace element in air |
| ARGON | Gaseous element in the air. |
| BARIUM | Element that quickly oxidizes in air |
| NEON | Element obtained only from air |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.