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 The atom or group to whicha pairof electrons is donated in a coordinate bond .Pi-acceptors are compounds or groups thataccept electrons into pi,p or d orbitals在配位键中接受一对电子的原子或基团。π受体是用π轨道、p轨道或d轨道接受电子的化合物或基团。......(本文共 180 字) [阅读本文] >>