Chemistry · Periodic Classification
Which of the following sets contains only isoelectronic ions?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Ti4+, Ar, Cr3+, V5+
- 2P3-, S2-, Cl-, Na+
- 3K+, Ca2+, Sc3+, Cl-✓
- 4Zn2+, Ca2+, Ga3+, Al3+
Correct answer
K+, Ca2+, Sc3+, Cl-
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