Question

1
7.

The number of orbitals associated with quantum numbers n=5, m. = +1/2
(A) 25
(B) 11
(C) 15
(D) 50
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Answer 1

Answer:

25

Explanation:

n=5

n^2=25

s+p+d+f=1+3+5+7+9

so total 25 atomic orbitals are present in 5th orbit