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7. Redox reactions — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry7. Redox reactions1 Mark
MCQ
In dilute alkaline solution, $MnO_4\,^-$ changes to
  • A
     $MnO_4\,^{2-}$
  • ✓
    $MnO_2$
  • C
    $Mn_2O_3$
  • D
    $MnO$
✓

Answer

Correct option: B.
$MnO_2$
b
$MnO_4^- \overset{O{H^\Theta }}{\rightarrow} MnO_2$

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