| Answer | Crossword Clue |
|---|---|
| ARSENO | Poisonous element: comb. form. |
| ARSENO | Poisonous chemical element: Comb. form |
| phosphorus | The chemical element of atomic number 15, a poisonous, combustible nonmetal that exists in two common allotropic forms, white phosphorus, a yellowish waxy solid that ignites spontaneously in air and glows in the dark, and red phosphorus, a less reactive form used in making matches |
| IODO | Antiseptic element (comb. form) |
| COBALTO | Metallic element: Comb. form. |
| NITR | Containing a gaseous element: Comb. form |
| SILICO | Containing a nonmetallic element: Comb. form |
