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10 September, 08:58

Nitrogen (N) has seven electrons. How many electrons are in the second shell of a nitrogen atom?

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Answers (2)
  1. 10 September, 10:45
    0
    Five electrons

    Explanation:

    Nitrogen has 7 electrons - - - 2 in the first shell, and 5 in the second shell (so five valence electrons). Oxygen has 8 electrons - - - 2 in the first shell, and 6 in the second shell (so six valence electrons).
  2. 10 September, 12:10
    0
    5

    Explanation:

    The first shell of an atom always contains 2 electrons, every other shell can contain up to 8 electrons each.
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