Which pair consist of isoelectronic species?
- AK⁺, Cl⁻ and Na⁺
- BK⁺, Cl⁻ and Ca²⁺
- CFe²⁺, Al³⁺ and K⁺
- DFe²⁺, Cu²⁺ and V³⁺
✓ Correct answer: B
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Question ID #394405 · NewNcert