Verified Solution • 2025–26 Session moderate

QJEEM16Ch07c3: JEE Main 2016 Chemistry - Class 12 JEEM16Ch07c3 Solution: Which one of the following species is stable in aqueous solution?

Which one of the following species is stable in aqueous solution?

Multiple Choice Options

  • A Cr2+
  • B Cu+
  • C MnO43−
  • D MnO42−

Step-by-Step Verified Solution

MnO42− disproportionate as (in neutral or acidic solution)

3MnO42− + 4H+ → 2MnO42− + MnO2 + 2H2O

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