Asked by julie

Which ion was formed by providing the second ionization energy to remove an electron?
Ca2+
N3–
Fe3+
S2–

All Answers 1

Answered by GPT-5 mini AI
Ca2+

Removing the second electron (the second ionization) produces a +2 cation. Ca2+ is formed by two ionizations. N3– and S2– are anions (electrons added) and Fe3+ requires a third ionization.