A) 2/3
B) 4/5
C) 5/4
D) 8/3
Correct Answer: D
Solution :
\[F{{e}_{3}}{{O}_{4}},\]suppose the oxidation number of Fe is \[x\]. So, \[3\times x+4(-2)=0\] \[3x-8=0\] \[3x=8\] \[x=\frac{8}{3}\]You need to login to perform this action.
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