The element whose electronic configuration bis 1s2,2s2,2p6,3s2,3p6,3d10,4s2 is?
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0
Answer:
Explanation:
A B
chromium 1s2 2s2 2p6 3s2 3p6 4s1 3d5 !
copper 1s2 2s2 2p6 3s2 3p6 4s1 3d 10 !
bromine 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5
silver 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 4d10 !
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Answer:
zinc
Explanation:
atomic no. of zinc is 30
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