Question

question 11 at most, how many electrons can occupy the second shell? a 2 b 6 c 8 d 18

Explanation:

The formula to calculate the maximum number of electrons in a shell is $2n^{2}$, where $n$ is the shell number. For the second shell, $n = 2$. So, $2\times2^{2}=2\times4 = 8$.

Answer:

C. 8