nucleophile

/ˈnukliəˌfaɪl/
noun
  1. An atom or molecule that donates a pair of electrons to form a chemical bond, often in organic reactions.
    • The chemist identified the nucleophile that started the chain reaction.
    • Water can act as a nucleophile in many biological processes.
    • In the reaction, the nucleophile attacks the carbon atom to form a new bond.
Antonyms
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