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Stateall fourQuantum number of valenceelectronof CaZ=20 |
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Answer» Solution :`Ca (Z= 20 ) [Ar}^(18)4s^(2)` Twovalenceelectronof 4SORBITAL N= 4,l =0 `m_(1) = 0 ` and`m_(s ) = (1)/(2) ` and `(1)/(2)` |
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