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    In relation to the 2n2

    1.Why do the number of electrons increase as you move further away from the nucleus?
    2. Why do electrons on different main energy levels differ in energy?
    3.Why does 4s slightly lower then 3d for a neutral atoms, though can change when ions are formed?
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    (Original post by Miss Understood)
    In relation to the 2n2

    1.Why do the number of electrons increase as you move further away from the nucleus?
    2. Why do electrons on different main energy levels differ in energy?
    3.Why does 4s slightly lower then 3d for a neutral atoms, though can change when ions are formed?
    Read this and it will answer all your questions
 
 
 
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