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1. Determine the oxidation number of each element in these substances: a. S203 b. O2 c. Al:(SO.)s 2. Find the oxidation number of each kind of atom in the following: a. P2O5 b. NH, c. Na:Cr:O, 3. Use the changes in oxidation numbers to identify which atoms are oxidized and which are reduced in each reaction: a. 2H2ig) + Ozig) → 2H,O b. 2KNOs) → 2KNO20) + Ozig) c. NH&NO25) - Nz(g) + 2H20(g)

1. Determine the oxidation number of each element in these substances: a. S203 b. O2 c. Al:(SO.)s 2. Find the oxidation number of each kind of atom in the following: a. P2O5 b. NH, c. Na:Cr:O, 3. Use the changes in oxidation numbers to identify which atoms are oxidized and which are reduced in each reaction: a. 2H2ig) + Ozig) → 2H,O b. 2KNOs) → 2KNO20) + Ozig) c. NH&NO25) - Nz(g) + 2H20(g)

Introductory Chemistry: A Foundation
Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter18: Oxidation–reduction Reactions And Electrochemistry
Section: Chapter Questions
Problem 33QAP
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1. Determine the oxidation number of each element in these substances: a. S203 b. O2 c. Al:(SO.)s 2. Find the oxidation number of each kind of atom in the following: a. P2O5 b. NH, c. Na:Cr:O, 3. Use the changes in oxidation numbers to identify which atoms are oxidized and which are reduced in each reaction: a. 2H2ig) + Ozig) → 2H,O b. 2KNOs) → 2KNO20) + Ozig) c. NH&NO25) - Nz(g) + 2H20(g)
Transcribed Image Text:1. Determine the oxidation number of each element in these substances: a. S203 b. O2 c. Al:(SO.)s 2. Find the oxidation number of each kind of atom in the following: a. P2O5 b. NH, c. Na:Cr:O, 3. Use the changes in oxidation numbers to identify which atoms are oxidized and which are reduced in each reaction: a. 2H2ig) + Ozig) → 2H,O b. 2KNOs) → 2KNO20) + Ozig) c. NH&NO25) - Nz(g) + 2H20(g)
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