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5 March, 04:52

Which element has a full valence shell of electrons?

A. Magnesium (Mg)

B. Neon (Ne)

C. Chlorine (Cl)

D. Silicon (Si)

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Answers (2)
  1. 5 March, 05:04
    0
    B.

    Neon has 8 valence electrons, so it is the only one from these options that has a full valence shell of electrons.
  2. 5 March, 08:04
    0
    I think neon because it is all the way to the right
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