Verified Solution • 2025–26 Session moderate

QNEET-2021-Ch-568: NEET 2021 Chemistry - Class 11 NEET-2021-Ch-568 Solution: From the following pairs of ions which one is not an…

From the following pairs of ions which one is not an iso-electronic pair? Fe2+Mn2+Fe^{2+} Mn^{2+} O2−F−O^{2-} F^- Na+Mg2+Na^+ Mg^{2+} Mn2+Fe3+Mn^{2+} Fe^{3+}

Multiple Choice Options

  • A Fe 2+ , Mn 2+
  • B O 2 −- _ , F −- _
  • C Na + , Mg 2+
  • D Mn 2+ , Fe 3+

Step-by-Step Verified Solution

_ Isoelectronic species have some number of electrons.

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