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Why electron are filled up in 4s orbital before 3d orbital |
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Answer» Hello bisvanath can u tell me ur real name because this is so large and teeepical Because if you take any element whose electron also move in 4th shell then you first write 1s to 4s. Hello ,Do you understand my answer ? Please tell me . I am waiting for ur answer biswanath Because electrons are filled by serial wise like maths counting 1,2,3.......100 so electronic configuration is starts from 1s,2s,2p,3s,3p,3d,3f ,4s ,4p and so on |
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