How many electrons can the n=4 shell hold?
a. 8b.16c.32d.64?

c.32

Explanation:

Hello,

In this case, it is possible to determine it by building the subshells organization for the first four shells as shown below:

In such a way, counting the electrons at the n=4 shell, the result is 32 (2+6+10+14), so the answer is c.

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