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Electronic configuration-
K   L   M     N
2   8    18  32

0 0 0
The distribution of electrons in various energy levels is called electronic configuration.
Energy cell can have a fixed no. of electrons in a shell
e.g.For 1st shell=2n^2(where n=shell no.)=2*1^2(here n=1 as energy shell is 1)=2(Kshell)
Likewise these all
K shell  L shell  M shell  N shell
   2          8           18        32
0 0 0
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