ionic bondn.(名词)ionic bondIn sodium chloride, a sodium atom (Na) donates an electron to a chlorine atom (Cl), forming an ionic bond.
A chemical bond between two ions with opposite charges, characteristic of salts. Also called electrovalent bond离子键:两个带有相反电荷的离子间的化学键,为盐类的特征之一 也作 electrovalent bond