| atomic number | a light silver-white ductile bivalent metallic element |
|---|---|
| atomic number | a silvery ductile metallic element found primarily in bauxite |
| atomic number | a tetravalent nonmetallic element |
| atomic number | a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells |
| atomic number | an abundant tasteless odorless multivalent nonmetallic element |
| atomic number | a common nonmetallic element belonging to the halogens |
| atomic number | a colorless and odorless inert gas |
| atomic number | a light soft silver-white metallic element of the alkali metal group |
| atomic number | a very light colorless element that is one of the six inert gasses |
| atomic number | a white metallic element that burns with a brilliant light |
| atomic number | a white trivalent metallic element |
| atomic number | a light strong gray lustrous corrosion-resistant metallic element used in strong light-weight alloys (as for airplane parts) |