氟的电负性最大(3.9)，是最活泼的非金属元素；钫是电负性最小的元素(0.7)，是最活泼的金属元素 。因此电负性可以用于判断金属性与非金属性。
查看答案
同一元素，其氧化数越高，则电负性就越大。
A. 对
B. 错
Which book is the foundation of Chinese Medicine?
A. Huangdi Neijing
B. Virtue of Great Physician
C. Bencao Gangmu
D. Classic of Questioning
Which of the following sentence reflects the doctor-patient relationship?
A. Patient is the source. Doctor is the treatment.
B. We have everything in the expanse of heaven and earth, but nothing could be more important than mankind.
C. Treatment in accordance with patient’s individuality.
D. If someone suffering from sickness turns to you for help, you ought to treat them equally without discrimination, just like they are close to you, regardless of their social status, wealth, age, gender, intimacy (with you), nationality or intelligence.
Rooted in Chinese traditional culture, Traditional Chinese Medicine contains abundant humanistic thoughts. Which of the following statement is not true?
A. Value the vital importance of life.
B. Set up friendly doctor-patient relationship.
C. Have solid medical knowledge and skills.
D. Interest prior to benevolence.
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