What is the oxidation number of Co in [Co(NH₃)₄Cl(NO₂)]

What Is The Oxidation Number Of Co In Conhclno Chemistry Question

What is the oxidation number of Co in [Co(NH₃)₄Cl(NO₂)]

Options

(a) 4
(b) 3
(c) 2
(d) 5

Correct Answer:

2

Explanation:

[Co(NH₃)₄Cl(NO₂)] → x + 4 * 0 + (-1) + (-1) = 0 ⇒ x = +2. The oxidation number of cobalt in this complex is +2.

Related Questions:

  1. Which of the following has a tendency for covalent compound formation
  2. A nucleophilic substitution reaction proceeds through SN1 mechanism.
  3. Cassiterite is concentrated by
  4. For a reversible reaction, if we increase concentration of the reactants,
  5. The chemical substance used to bring down body temperature in high fever

Topics: Coordination Compounds (87)
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Your email address will not be published.


*