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14. In an atom, how many electrons can be contained at most at the 4th orbit?(A) 9 (B) 18 (C) 32 (D)
問題詳情
14. In an atom, how many electrons can be contained at most at the 4th orbit?
(A) 9
(B) 18
(C) 32
(D) 162
(E) 324
參考答案
用户評論
【
北區南柱赫
】評論
軌域所能容納最大電子數2*n^2此題2*4^2=32
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15. An energy of 13.6 eV is needed to ionize an electron from the ground state of a hydrogen atom.Wh
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