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STD 11 - 7. Redox reactions — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 7. Redox reactions4 Marks
MCQ
The oxidation state of $I$ in ${H_4}IO_6^ - $ is
  • ✓
    $+7$
  • B
    $+5$
  • C
    $+1$
  • D
    $-1$
✓

Answer

Correct option: A.
$+7$
(a) $\mathop {{H_4}IO_6^ - }\limits^ * $

$4 + x - 12 = - \,1$; $x = - 1 + 8$$ = + \,7$.

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