| atom | a transuranic element that has not been found in nature |
|---|---|
| atom | a transuranic element |
| atom | a transuranic element that has not been found in nature |
| atom | a silvery soft waxy metallic element of the alkali metal group |
| atom | a light silver-white ductile bivalent metallic element |
| atom | a silvery ductile metallic element found primarily in bauxite |
| atom | a tetravalent nonmetallic element |
| atom | a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells |
| atom | an abundant tasteless odorless multivalent nonmetallic element |
| atom | a common nonmetallic element belonging to the halogens |
| atom | a colorless and odorless inert gas |
| atom | a light soft silver-white metallic element of the alkali metal group |