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The number of electrons with `(n + l) ge 4` and `S = + (1)/(2)` in the atom of chromium is ground state.A. 5B. 6C. 9D. 12 |
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Answer» Correct Answer - C `{:(Cr : 3s^(2),3p^(6),4s^(1),3d^(5),),(,darr,darr,darr,),((n + l) =,4,4,5,):}` Thus `S = + (1)/(2)` is for 9 electrons `{:((3 + 1 + 5),,),("3p 4s 3d",,):}` |
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