Redox Reactions And Electrochemistry Ques 459

Question: Oxidation state of Fe in Fe3O4 is [CBSE PMT 1999; AIIMS 2002]

Options:

A) 32

B) 45

C) 54

D) 83

Show Answer

Answer:

Correct Answer: D

Solution:

F,e3O4 3x+(8)=0 ; 3x8=0 3x=8 ; x=83 .



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