MCQ
Which one of the following has the highest oxidation number of iodine
- A$K{I_3}$
- B$KI$
- C$I{F_5}$
- ✓$KI{O_4}$
$1 + x - 2 \times 4 = 0$; $x = 8 - 1 = + 7$.
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$A : 1s^2\, 2s^2\, 2p^6$
$B : 1s^2\, 2s^2\, 2p^6\, 3s^2\, 3p^3$
$C : 1s^2\, 2s^2\, 2p^6\, 3s^2\, 3p^5$

(Round off to the Nearest Integer).