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NEET2014ChemistryRedox ReactionsActual

What is the oxidation number of Br in KBrO ₄ ?

Options

  1. A+6
  2. B+7
  3. C+5
  4. D+8

Correct answer

B. +7

Step-by-step solution

Let the oxidation no. of Br be x . aligned In KBrO ₄+1+x+4(-2) & =0,-7+x=0 x & =+7 aligned

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