Which statement MOST LIKELY describes what changes when moving downwards from fluorine to chlorine on the periodic table? A) The classification changes from nonmetal to metal

B) The ionic charge of the elements changes from positive to negative

C) The number of valence electrons increase

D) The number of total electrons increase​

Explanation:

The atomic number increases from 9 to 17.  Hence, the number of electrons and the number of protons increase from 9 to 17.  With the increase in protons, there has to be an increase in the number of neutrons to maintain a stable nucleus.  The radius of the atom increases.  The mass of the atom increases, especially the mass of the nucleus.

B)

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