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4 February, 15:20

What are valence elections?

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  1. 4 February, 15:47
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    The electrons in the last shell of the atom
  2. 4 February, 15:48
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    In chemistry, a valence electron is an outer shell electron that is associated with an atom, and that can participate in the formation of a chemical bond if the outer shell is not closed; in a single covalent bond, both atoms in the bond contribute one valence electron in order to form a shared pair.
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