How many orbitals are there in the third shell (n=3)?

1 Answer
Nam D.
May 19, 2018

#9# orbitals

Explanation:

The third electron shell has #3# subshells, which are #3s#, #3p#, and #3d#.

An #s# subshell only has one orbital.

A #p# subshell has three orbitals.

A #d# subshell has five orbitals.

So, the total number of orbitals in the third electron shell is:

#1+3+5=9#

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