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1. |
The element with quantum numbers \[n=2,l=1,m=1,s=-1/2\] has the following position in the periodic table |
A. | Group VII-A, period II |
B. | Group 0, period II |
C. | Group VII-A, period III |
D. | Group 0, period III |
Answer» C. Group VII-A, period III | |