1. Which of the following sets of quantum numbers represents a valence electron in phosphorous?
A. n = 4, l = 2, ml = -2, ms = –½
B. n = 2, l = 0, ml = 0, ms = +½
C. n = 3, l = 3, ml = -2, ms = –½
D. n = 3, l = 1, ml = -1, ms = +½
2. Please answer each of the following:
a. For n = 4, what are the possible values of l?
b. For l = 2, what are the possible values of ml?
c. If ml is 2, what are the possible values for l?
3. Which of the following is a possible set of quantum numbers?
A. n = 5, l = 3, ml = -2, ms = –½
B. n = 3, l = 3, ml = 0, ms = +½
C. n = 6, l = 5, ml = -2, ms = –½
D. n = 0, l = 0, ml = -1, ms = +½
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1. D
2. a – l=0,1,2,3; b – ml=-2,-1,0,+1,+2; c – l=2,3
3. A