| a colorless, flammable gas, C4H10, a saturated aliphatic existing in two isometric forms: used chiefly in the manufacture of rubber and as fuel |
| a compound in which oxygen is bonded to one or more electropositive atoms |
| chelation (kĭ-lā'shən) Pronunciation Key
The combination of a metal ion with a chemical compound to form a ring. Chelation is used in the industrial separation and extraction of metals and to treat metal poisoning. |