Question
What is the maximum number of electrons that can be accommodated in a shell? Write the formula.
| Shell | $2n^2$ | Electron Capacity |
| $K$ | $2\times1^2=2$ | $2$ |
| $L$ | $2\times2^2=8$ | $8$ |
| $M$ | $2 \times 3^2 = 18$ | $18$ |
| $N$ | $2 \times 4^2=32$ | $32$ |
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