【单选题】下列说法正确的是( )
A.
同一原子中,2p、3p、4p能级的轨道数依次增多
【简答题】书面表达。(15分) 依照下列问句,以My Hobbies为题写一篇60词左右的短文。 1. What hobbies did you use to have? Why did you like them? 2. What hobbies do you have now? Why do you like them? 3. What different hobbies do you have in ...
【单选题】下列说法中正确的是 [ ]
A.
因为p轨道是'8'字形的,所以p电子走'8'字形
B.
能层数为3时,有3s、3p、3d、3f四个轨道
D.
原子轨道与电子云都是用来形象描述电子运动状态的
【单选题】What hobbies ___ you use to have? [ ]
【简答题】书面表达。 依照下列问句,以My Hobbies为题写一篇60词左右的短文。 1. What hobbies did you use to have? Why did you like them? 2. What hobbies do you have now? Why do you like them? 3. What different hobbies do you have in diffe...