A.The movie was really wonderful. B.The movie was so full of violent scenes. C.The movie wasn't as good as he had expected. D.The movie was overly concerned with romantic relationships.
【简答题】Pauling提出化学键的离子性质百分比与该化学键中两个原子的电负性差别存在如下一种关系: 离子性= 公式中χ A 表示A的电负性。试计算HF、HCl、HBr和HI的离子性百分比。表中极化最强的键应该是KF中K与F形成的化学键,试计算该化学键的离子性。 Pauling和Mulliken电负性尺度下各种原子的电负性值 原子 Pauling电负性 Mulliken电负性 H B C N 0 F Cl ...