Redox Reactions And Electrochemistry Ques 705
Question: Which one of the following cannot function as an oxidising agent-
Options:
A) $ {{I}^{-}} $
B) $ S( s ) $
C) $ NO_3^{-}(aq) $
D) $ Cr_2O_7^{2-} $
Show Answer
Answer:
Correct Answer: A
Solution:
[a] If an electronegative element is in its lowest possible oxidation state in a compound or in free state. It can function as a powerful reducing agent, e.g. $ {{I}^{-}} $