Balance the following reactions below using the change in oxidation number method. 1. PbO, + HBr → PbBr, + 0, + H,O 2. PbO + NH, → Pb + N2 + H,0 3. KBr + KCIO2 + H2SO4 → Br, + KCI + K,SO4 + H,O 4. Br- + Clo-+H+ → Br, + Cl¯ + H,O 5. Sn2+ + Vo?- + H* → Sn+ + v2+ + H,0

Balance the following reactions below using the change in oxidation number method. 1. PbO, + HBr → PbBr, + 0, + H,O 2. PbO + NH, → Pb + N2 + H,0 3. KBr + KCIO2 + H2SO4 → Br, + KCI + K,SO4 + H,O 4. Br- + Clo-+H+ → Br, + Cl¯ + H,O 5. Sn2+ + Vo?- + H* → Sn+ + v2+ + H,0

Chemistry for Engineering Students

3rd Edition

ISBN:9781285199023

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter13: Electrochemistry

Section: Chapter Questions

Problem 13.21PAE

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Question

Write your answer in a pad paper. Answer 1,2,3,4 and 5. Show solution. Thanks

Balance the following reactions below using the change in oxidation
number method.
1. PЬО, + НBr — РЬВr, + О, + H,0
2. РЬО + NH— РЬ + N, + H,О
3. КBr + KCIO,+ H,SO, — Brz + KCI + К,SO, + H.0
4. Br- + Clo- + H+
5. Sn2+ + Vo?- + H* -
Br, + Cl- + H,0
→ Sn+ + V2++ H,O

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