Question

Among the following subshells 3d, 4s, 5p, 6s which has the least energy?​

Answer 1

Answer:

energy = n + l

3d = 3+2 = 5

4s = 4+0 = 4

5p = 5+1 = 6

6s = 6+0 = 6

from this 4s has least energy...

Answer 2

Answer:

4s

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