Balance the following reactions below using the change in oxidation number method. 1. PЬО, + НBr — РЬBr, + 0, + Н,О 2. Pb0 + NH, → Pb + N, + H,0 3. KBr + KCIO,+H2SO4 → Br2 + KCI + K,SO4 + H,O Br, + Cl¯ + H,0 5. Sn2+ + VO-+H* → Sn*+ + v²+ + H,O 4. Br + ClO-+H+

Balance the following reactions below using the change in oxidation number method. 1. PЬО, + НBr — РЬBr, + 0, + Н,О 2. Pb0 + NH, → Pb + N, + H,0 3. KBr + KCIO,+H2SO4 → Br2 + KCI + K,SO4 + H,O Br, + Cl¯ + H,0 5. Sn2+ + VO-+H* → Sn*+ + v²+ + H,O 4. Br + ClO-+H+

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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Use the change in oxidation number method in balancing the reactions below. Show solution. Answer 1,2,3,4,5

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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