非ひ局きょく在ざい化か

noun

delocalization

Chemistry term referring to the spreading of electron density over several atoms, as in conjugated systems or resonance structures.

• ベンゼン環かんではπ電でん子しの非ひ局きょく在ざい化かが安あん定てい性せいに寄き与よしている。

  In the benzene ring, delocalization of π electrons contributes to its stability.