Redox Reactions And Electrochemistry Ques 550
Question: The number of moles of $ KMnO_4 $ reduced by one mole of KI in alkaline medium is: [CBSE PMT 2005]
Options:
A) One fifth
B) five
C) One
D) Two
Show Answer
Answer:
Correct Answer: D
Solution:
In alkaline medium $ 2KMnO_4+KI+H_2O\to 2MnO_2+2KOH+KIO_3 $ .