Definition of double bond in English:

double bond

Syllabification: dou·ble bond

noun

  • A chemical bond in which two pairs of electrons are shared between two atoms.
    More example sentences
    • This is in contrast with most electrophilic additions to carboncarbon double bonds, and with nucleophilic substitutions at saturated carbon atoms.
    • The benzene molecule is a six-carbon ring with alternating single and double bonds between the carbon atoms.
    • Organic sulfates are esters and are formed by reacting an alcohol with cold sulfuric acid or by the reaction of sulfuric acid with a double bond in an alkene.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody