MCQ
Oxidation state of chlorine in perchloric acid is
- A$-1$
- B$0$
- C$-7$
- ✓$+7$
✓
Answer
Correct option: D.
$+7$
(d) $\mathop {HCl{O_4}}\limits^ * $
$1 + x - 2 \times 4 = 0;\,\,1 + x - 8 = 0$
$x = 8 - 1 = + 7$ oxidation state.
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