Redox Reactions And Electrochemistry Ques 761
Question: In which of the following compounds, the oxidation number of iodine is fractional:
Options:
A) $ IF_7 $
B) $ I_3^{-} $
C) $ IF_3 $
D) $ IF_5 $
Show Answer
Answer:
Correct Answer: B
Solution:
[b] $ \begin{aligned} & \underset{\downarrow }{\mathop{I_3^{-}}}, \\ & \begin{matrix} x & \Rightarrow & 3x=-1 \\ {} & {} & x=-\frac{,1}{3} \\ \end{matrix} \\ \end{aligned} $