Look at the diagrams below, showing mystery element A and mystery element D. How many valence electrons does mystery element A contain? Based on this, would it want to gain or lose electrons? Why is this? How many valence electrons does mystery element D have? Based on this, would it want to gain or lose electrons? Why is this?
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Look at the diagrams below, showing mystery element A and mystery element D. How many valence electr...
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