Cr207 2- (aq) + NO2 - (aq) → Cr 3+ (aq) + NO3 - (aq) The unbalanced equation for an oxidation-reduction reaction occurring in acidic medium is given above. a) Assign oxidation state for each atom in the equation. b) Write and label the oxidation half- equation and reduction half-equation. c) Balance the given equation using half-equation method. (Balance each half-equation on one line without any explanation. Don't forget to indicate ion charges and physical state symbols.) d) Which of the two reactants is oxidizing agent and which reducing agent? Why? 21:40
Cr207 2- (aq) + NO2 - (aq) → Cr 3+ (aq) + NO3 - (aq) The unbalanced equation for an oxidation-reduction reaction occurring in acidic medium is given above. a) Assign oxidation state for each atom in the equation. b) Write and label the oxidation half- equation and reduction half-equation. c) Balance the given equation using half-equation method. (Balance each half-equation on one line without any explanation. Don't forget to indicate ion charges and physical state symbols.) d) Which of the two reactants is oxidizing agent and which reducing agent? Why? 21:40
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Cr207 2- (aq) + NO2 - (aq) → Cr 3+
(aq) + NO3 - (aq)
The unbalanced equation for an
oxidation-reduction reaction occurring
in acidic medium is given above.
a) Assign oxidation state for each atom
in the equation.
b) Write and label the oxidation half-
equation and reduction half-equation.
c) Balance the given equation using
half-equation method.
(Balance each half-equation on one line
without any explanation. Don't forget to
indicate ion charges and physical state
symbols.)
d) Which of the two reactants is
oxidizing agent and which reducing
agent? Why?
21:40
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