| Answer | Crossword Clue |
|---|---|
| METAL | Any of the transition elements |
| GAS | Any of the "noble" elements |
| NONMETAL | Any of about 18 elements on the periodic table |
| GROUP | Any set of elements in a column on the periodic table |
| NULL | Lacking any elements |
| Answer | Crossword Clue |
|---|---|
| METAL | Any of the transition elements |
| GAS | Any of the "noble" elements |
| NONMETAL | Any of about 18 elements on the periodic table |
| GROUP | Any set of elements in a column on the periodic table |
| NULL | Lacking any elements |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.