### Balancing Redox Reactions Using the Half-Reaction Method#### Exercise 1: Balance the following equation using the half-reaction method:**Equation:**\[ \text{AsO}_4^{3-} + \text{NO}_2^- \rightarrow \text{AsO}_2^- + \text{NO}_3^- \]*Note: This reaction takes place in a basic medium.*---#### Steps:a. Write the equation and identify the participating species. - \[ \text{AsO}_4^{3-} + \text{NO}_2^- \rightarrow \text{AsO}_2^- + \text{NO}_3^- \] ---b. Identify which element is reduced. **Show the change in electrons.**---c. Identify which element is oxidized. **Show the change in electrons.**

The given redox equation is, AsO43-+NO2-→AsO2-+NO3- (Basic)

Balance the following equation using the half- reaction methc 1. a. Aso,-+ NO,¯→ASO,¯+ NO, [BASIC] b. Which element is reduced? SHOW the change in electrons. С. Which element is oxidized? SHOW the change in electrons. .

Balance the following equation using the half- reaction methc 1. a. Aso,-+ NO,¯→ASO,¯+ NO, [BASIC] b. Which element is reduced? SHOW the change in electrons. С. Which element is oxidized? SHOW the change in electrons. .

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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Question

### Balancing Redox Reactions Using the Half-Reaction Method

#### Exercise 1: Balance the following equation using the half-reaction method:

**Equation:**

\[ \text{AsO}_4^{3-} + \text{NO}_2^- \rightarrow \text{AsO}_2^- + \text{NO}_3^- \]

*Note: This reaction takes place in a basic medium.*

---

#### Steps:

a. Write the equation and identify the participating species.
- \[ \text{AsO}_4^{3-} + \text{NO}_2^- \rightarrow \text{AsO}_2^- + \text{NO}_3^- \]

---

b. Identify which element is reduced. **Show the change in electrons.**

---

c. Identify which element is oxidized. **Show the change in electrons.**

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