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Do group 2 elements gain or lose electrons?
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show how many valence electrons an element has
negative
outer most energy level
8
Valence electrons are those in the ____.
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show how many valence electrons an element has
negative
outer most energy level
8
How many valence electrons does Na have?
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show how many valence electrons an element has
negative
outer most energy level
8
If an atom gaines an electron it has a ____ charge.
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show how many valence electrons an element has
negative
outer most energy level
8
A positive charge on an electron means that it ____ electrons.
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show how many valence electrons an element has
negative
outer most energy level
8
How many valence electrons do all elements want?
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show how many valence electrons an element has
negative
outer most energy level
8
Cations ___ electrons.
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show how many valence electrons an element has
negative
outer most energy level
8
Electron dot diagrams ____.
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lost
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show how many valence electrons an element has
negative
outer most energy level
8
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