Warm-Up 04 - Multiple Ionization Energies, Oxidation States

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Note from the author:

A large jump in energy means that the electron removed is in an inner shell. That means the former electrons removed were valence electrons. Atoms want to lose or gain electrons to have either 0 or 8 valence electrons.

Instructions

A large jump in energy means that the electron removed is in an inner shell. That means the former electrons removed were valence electrons. Atoms want to lose or gain electrons to have either 0 or 8 valence electrons.

Periodic Table Warm Up Problem 2
Element X has _______ valence electrons.
Element X would be in group number _______ 
The semi-metal found in the same group as element X has the name _______ 
The common oxidation for element X would be _______ 