Redox Reactions And Electrochemistry Ques 118

Question: $ MnO_4^{2-} $ (1 mole) in neutral aqueous medium is disproportionate to [AIIMS 2003]

Options:

A) 2/3 mole of $ MnO_4^{-} $ and 1/3 mole of $ MnO_2 $

B) 1/3 mole of $ MnO_4^{-} $ and 2/3 mole of $ MnO_2 $

C) 1/3 mole of $ Mn_2O_7 $ and 1/3 mole of $ MnO_2 $

D) 2/3 mole of $ Mn_2O_7 $ and 1/3 mole of $ MnO_2 $

Show Answer

Answer:

Correct Answer: A

Solution:

$ MnO_4^{2-} $ in neutral aqueous medium is disproportionate to $ \frac{2}{3} $ mole of $ MnO_4^{-} $ and $ \frac{1}{3} $ mole of $ MnO_2 $ .



NCERT Chapter Video Solution

Dual Pane