例句與造句

1. As a tool in predicting the geometry adopted with a given number of electron pairs, an often used physical demonstration of the principle of minimal electron pair repulsion utilizes inflated balloons.
2. In many simple compounds, valence bond theory, the Valence Shell Electron Pair Repulsion model ( VSEPR ), and the concept of oxidation number can be used to explain molecular structure and composition.
3. It's difficult to find electron pair repulsion in a sentence. 用electron pair repulsion造句挺難的