The electrons identified by quantum numbers n and l:
a) n = 4, l = 1
b) n = 4, l = 0
c) n = 3, l = 2
d) n = 3, l = 1
Can be placed in order of increasing energy1
(a) < (c) < (b) < (d)
2
(c) < (d) < (b) < (a)
3
(d) < (b) < (c) < (a)
4
(b) < (d) < (a) < (c)