1. These abbreviations are particularly common in discussions of the environmental impact of haloalkanes . 2. Structurally, haloalkane dehalogenases belong to the alpha / beta-hydrolase superfamily. 3. :I assume you've read and understood the information at haloalkanes . 4. Free radical halogenation reactions occur with halogens, leading to the production of haloalkanes . 5. But i need to identify whether the haloalkane is primary, secondary or tertiary. 6. :Metered dose inhalers usually contain a small amount of medication dissolved in a haloalkane . 7. Alongside hydrogen, carbon can form compounds with the chemically similar halogens, forming haloalkanes . 8. Haloalkanes have been known for centuries.9. Brominated haloalkanes were first used during World War II as fire extinguisher for aircraft and tanks. 10. Halomethanes were frequently used, most often liquified propane or other haloalkanes like R-134a.