Definition of isobutane in English:

isobutane

Syllabification: i·so·bu·tane
Pronunciation: /ˌīsəˈbyo͞otān, -byo͞oˈtān
 
/

noun

Chemistry
  • A gaseous hydrocarbon isomeric with butane.
    • Chemical formula: CH3CH(CH3)2
    More example sentences
    • And so, Kelley knew just what to do as 128.3 tons of vaporized poisons - including sulfur dioxide, hexane, carbon monoxide, isobutane - began sifting earthward.
    • The end result is the addition of isobutane to isobutylene to form isooctane, the molecule that is the basis of octane ratings seen at the gas pumps.
    • Residents are exposed to photochemical smog, airborne particles, and alkane hydrocarbons (e.g., propane, isobutane, n-butane).

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Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little