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 $ .
