In the conversion of Br₂ to BrO₃⁻, the oxidation number of Br changes from

In The Conversion Of Br To Bro The Oxidation Number Chemistry Question

In the conversion of Br₂ to BrO₃⁻, the oxidation number of Br changes from

Options

(a) zero to 5
(b) 1 to 5
(c) zero to -3
(d) 2 to 5

Correct Answer:

zero to 5

Explanation:

Br → BrO₃⁻
Any free (unattached)element with no charge has the oxidation state of zero.
Let the Oxidation number of Br in BrO₃⁻ be x.
Hence x + 3(-2) = -1, x – 6 = -1, x -6 + 5 = -1, x = +5.

Related Questions:

  1. Nitromethane reacts with chlorine in the presence of a base to give
  2. Heroin is formed from …. by acetylation
  3. Which one of the following pairs is isostructural – same shape and hybridization
  4. Primary,secondary and tertiary amines may be separated by using
  5. Coordination number of Zn in ZnS (zinc blende) is

Topics: Hydrogen and Redox Reactions (174)
Subject: Chemistry (2512)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*