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Question

Total number of orbitals present in the given stationary state for the principal quantum number having value of n=3?

A
9
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B
7
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C
4
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D
6
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Solution

The correct option is A 9
The given principal quantum number n=3
3 shell consists 3s 3p 3d subshell
3s1 orbitals
3p3 orbitals
3d5 orbitals
Totally 9 orbitals in 3d shell

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