Chemistry, 09.07.2021 20:20, eduardoma2902

What pair of ions have the same number of electrons? 1) Ca2+ and Cl-
2) Ca2+ and Mg2+
3) Na+ and Cl-
4) Mg2+ and Cl-
5) Li+ and O2-

Answers: 3

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What pair of ions have the same number of electrons? 1) Ca2+ and Cl-
2) Ca2+ and Mg2+
3...