Ts Eamcet
Periodic Table And Periodicity
TS EAMCET 2022 (Online) 20th July Morning Shift
MCQ+1 / -02022
Which of the following species are isoelectronic species?
(A) $\mathrm{O}^{2-}$
(B) $\mathrm{F}^{-}$
(C) $\mathrm{Na}^{+}$
(D) $\mathrm{Mg}^{2+}$
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