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【多选题】
属于主量子数n= 3的一个电子的四个量子数n,l,m,ms取值合理的是
A.
3,1,2,+1/2
B.
3,1,0,+ 1/2
C.
3,2,1,0
D.
3,1,-1,+1/2
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参考答案:
举一反三
【单选题】You could ______________ your luggage at the luggage store office there in south square.
A.
make
B.
store
C.
place
D.
remove
【单选题】当心跳、呼吸骤停后,一切为使心脏复跳和恢复自主呼吸的医疗措施称为____
A.
人工呼吸术
B.
心肺复苏术
C.
心脏按摩术
【单选题】We would appreciate it if you could send us your detailed information of all the items you ____ for export.
A.
deal
B.
have
C.
store
D.
stock
【简答题】羰基与2个烃基相连的化合物称为醛____
【判断题】羰基与2个烃基相连的化合物称为醛。
A.
正确
B.
错误
【简答题】Businesses could use self-driving cars to bring goods to your home. Order food and have a self-driving car 8) _______ it. Send the store your shopping list and wait for the store's self-driving car to...
【简答题】You could ______________ your luggage at the luggage store office there in south square.
【简答题】现代环境科学已经具备了哪些特点?
【单选题】We‘ve _______ milk. Could you stop at the store on your way home?
A.
run through
B.
run over
C.
run off
D.
run out of
【单选题】You could store your personal belongings in a ____ before swimming in the hotel you stayed.
A.
safe
B.
locker
C.
concierge desk
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