Which group of ions contains only ions you would predict as "stable"?
A) Li2+, Fe2+, Ca2+
B) Mg3+, Cr3+, O2-
C) Ca2+, Fe3+, Al3+
D) F2-, Al4+, Na+
Answer: C
Which group of ions contains only ions you would predict as "stable"?
A) Li2+, Fe2+, Ca2+
B) Mg3+, Cr3+, O2-
C) Ca2+, Fe3+, Al3+
D) F2-, Al4+, Na+
Answer: C