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Structure of Atom question

2022 · 25 Jun · Shift 1 · Q2
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Structure of Atom question

2022 · 25 Jun · Shift 1 · Q2

JEE MainChemistryStructure of AtomMCQ+4 / −1
The pair, in which ions are isoelectronic with Al3+Al^{3+}Al3+ is :
  1. A
    BrBrBr −-− and Be2+Be^{2+}Be2+
  2. B
    ClClCl −-− and Li+Li^+Li+
  3. C
    S2S_2S2​ −-− and K+K^+K+
  4. D
    O2O_2O2​ −-− and Mg2+Mg^{2+}Mg2+
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