Balancing Redox Reactions in Acidic or Basic Aqueous Solution Read: Section 4.11, Zumdahl, "Chemical Principles" 8th ed. Compare A worked example using the oxidation number method. Compose the balanced reaction equation for the following reaction occuring in acidic aqueous medium. Reduce all coefficients to the lowest possible integers. Bra(aq) +S₂O(aq) Br(aq) + S042-(aq) Select the coefficients below, (appropriately including or excluding H2O(l) and H+(aq)). (Note that all choices must be made to receive a grade, even coefficients of 1 or 0.) Br₂(aq) + S₂032(aq) + 1pts Submit Answer Tries 0/5 H+(aq) + H2O(l) → Br (aq) + SO42-(aq) + H+(aq) + ⚫ H₂O(1) Now for something perhaps more difficult. Compose the balanced reaction equation for the following reaction occuring in basic aqueous medium. Reduce all coefficients to the lowest possible integers. CrI3(s) + Cl2(g) → CrO4²¯(aq) + 104¯(aq) + Cl¯¯(aq) Select the coefficients below, (appropriately including or excluding H2O(I) and OH(aq)). (Note that all choices must be made to receive a grade, even coefficients of 1 or 0.) → CrI3(s) + • Cl2(g) + 1pts Submit Answer Tries 0/5 OH(aq) + ← (1)0²H CrO42-(aq) + 104 (aq) + • Cl(aq) + OH(aq) + ⚫ H₂O(1)
Balancing Redox Reactions in Acidic or Basic Aqueous Solution Read: Section 4.11, Zumdahl, "Chemical Principles" 8th ed. Compare A worked example using the oxidation number method. Compose the balanced reaction equation for the following reaction occuring in acidic aqueous medium. Reduce all coefficients to the lowest possible integers. Bra(aq) +S₂O(aq) Br(aq) + S042-(aq) Select the coefficients below, (appropriately including or excluding H2O(l) and H+(aq)). (Note that all choices must be made to receive a grade, even coefficients of 1 or 0.) Br₂(aq) + S₂032(aq) + 1pts Submit Answer Tries 0/5 H+(aq) + H2O(l) → Br (aq) + SO42-(aq) + H+(aq) + ⚫ H₂O(1) Now for something perhaps more difficult. Compose the balanced reaction equation for the following reaction occuring in basic aqueous medium. Reduce all coefficients to the lowest possible integers. CrI3(s) + Cl2(g) → CrO4²¯(aq) + 104¯(aq) + Cl¯¯(aq) Select the coefficients below, (appropriately including or excluding H2O(I) and OH(aq)). (Note that all choices must be made to receive a grade, even coefficients of 1 or 0.) → CrI3(s) + • Cl2(g) + 1pts Submit Answer Tries 0/5 OH(aq) + ← (1)0²H CrO42-(aq) + 104 (aq) + • Cl(aq) + OH(aq) + ⚫ H₂O(1)
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:Balancing Redox Reactions in Acidic or Basic Aqueous Solution
Read: Section 4.11, Zumdahl, "Chemical Principles" 8th ed.
Compare A worked example using the oxidation number method.
Compose the balanced reaction equation for the following reaction occuring in acidic aqueous medium.
Reduce all coefficients to the lowest possible integers.
Bra(aq) +S₂O(aq) Br(aq) + S042-(aq)
Select the coefficients below, (appropriately including or excluding H2O(l) and H+(aq)).
(Note that all choices must be made to receive a grade, even coefficients of 1 or 0.)
Br₂(aq) +
S₂032(aq) +
1pts
Submit Answer Tries 0/5
H+(aq) +
H2O(l) →
Br (aq) +
SO42-(aq) +
H+(aq) +
⚫ H₂O(1)
Now for something perhaps more difficult.
Compose the balanced reaction equation for the following reaction occuring in basic aqueous medium.
Reduce all coefficients to the lowest possible integers.
CrI3(s) + Cl2(g) → CrO4²¯(aq) + 104¯(aq) + Cl¯¯(aq)
Select the coefficients below, (appropriately including or excluding H2O(I) and OH(aq)).
(Note that all choices must be made to receive a grade, even coefficients of 1 or 0.)
→ CrI3(s) +
• Cl2(g) +
1pts
Submit Answer
Tries 0/5
OH(aq) +
← (1)0²H
CrO42-(aq) +
104 (aq) +
• Cl(aq) +
OH(aq) +
⚫ H₂O(1)
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