Answer | Crossword Clue |
---|---|
BORATE | Compound of element number 5 |
BORON | Element number 5 |
BORON | Element with atomic number 5 |
NITRIDE | Element No. 7 compound |
OXIDE | Compound containing the eighth element (yes, another chemistry clue) |
BORON | Element .5 |
BORON | Element 5 |
BORON | Element No. 5 |
BORON | Element no. 5 |
BORIC | Re element No. 5 |