State the formula to fill up the maximum number of electrons in a shell.
Answer
The maximum number of that can be present in a shell is given by the formula 2n ^{ 2 } where n is the number of shells.
Maximum number of electrons in a particular shell:
Sr.No |
Electron shell |
2n ^{ 2 } |
Maximum number of electrons |
1 |
K (n = 1) |
2 x (1) ^{ 2 } = 2 x 1 |
2 |
2 |
L (n = 2) |
2 x (2) ^{ 2 } = 2 x 4 |
8 |
3 |
M (n = 3) |
2 x (3) ^{ 2 } = 2 x 9 |
12 |
4 |
N (n = 4) |
2 x (4) ^{ 2 } = 2 x 16 |
32 |