A sulfide ion, S^2-, has A) 16 protons and 16 electrons. B) 32 protons and 16 electrons. C) 16 protons and 14 electrons. D) 16 protons and 18 electrons. E) 32 protons and 18 electrons.

Question

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A sulfide ion (S^2-) has 16 protons (since the atomic number of sulfur is 16) and 18 electrons (16 from the sulfur atom itself plus 2 extra electrons to form the 2- charge).

A Sulfide Ion, S2-, Has

A Sulfide Ion, S^2-, Has