Redox Reactions And Electrochemistry Ques 693

Question: The brown ring complex is formulated as $ [Fe{{(H_2O)}_5}NO]SO_4 $ . The oxidation number of iron is

Options:

A) 1

B) 2

C) 3

D) 0

Show Answer

Answer:

Correct Answer: A

Solution:

[a] $ [Fe{{(H_2O)}_5}NO]SO_4 $ Let O.N. of Fe be x then, $ 1\times ( x )+5\times ( 0 )+1\times ( +1 )+1\times ( -2 )=0 $
$ \therefore x=+1 $



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