What is the oxidation state of chlorine atom in chloric acid?

What is the oxidation state of chlorine atom in chloric acid?
  1. $+3$
  2. $-1$
  3. $+5$
  4. $+1$

Solution

Chlorous acid $\rightarrow \mathrm{HClO}_{2}$ $+1+\mathrm{x}+2(-2)=0$ $\therefore \mathrm{x}=+3$

Asked in: MHT CET 2020 (15 Oct Shift 2)

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