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Explore Valence and Ionization Energy in atoms, Chapter 2 Homework Odd Problems 9-45 and 55-65. Understand electron shells and energy levels.
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Valence The electrons in the outer most shell (sub-level) of an atom Equals the Group number
Ionization Energy Energy needed to remove the most loosely held electron of an isolated gaseous atom or ion.
Homework Chapter 2 Odd problems 9 to 45 Odd Problems 55 to 65