The electronic configuration 1s2 2s2 2p6 3s1 3p3 3d2 represents
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a
Ground state
b
1st excited state
c
2nd excited state
d
3rd excited state
answer is C.
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Detailed Solution
First check the total number of electrons to decide the element and it's ground state configuration.Number of electrons = 16. Z = 16Sulphur (Z = 16)...[Ne] ....Ground state....[Ne] ...1st excited state....[Ne] ...2nd excited state