Group 17 elements, the halogens, are the most reactive of
Chapter 5, Problem 5.1.75(choose chapter or problem)
Group 17 elements, the halogens, are the most reactive of the nonmetal elements because they A. require only one electron to fill their outer energy level. B. have the highest ionization energies. C. have the largest atomic radii. D. are the farthest to the right in the periodic table.
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