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7. 2 Na + FeCl2 → 2 Nacl + Fe 8. 2 C2H2 + 5 O2→ 4 CO2 + 2 H20 9. 2 PbS + 3 02→ 2 SO2 + 2 PbO 10. 2 H2 + O2 → 2 H2O 11. Cu + HNO3 > CUNO3 + H2

7. 2 Na + FeCl2 → 2 Nacl + Fe 8. 2 C2H2 + 5 O2→ 4 CO2 + 2 H20 9. 2 PbS + 3 02→ 2 SO2 + 2 PbO 10. 2 H2 + O2 → 2 H2O 11. Cu + HNO3 > CUNO3 + H2

Chemistry
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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Give the oxidation number (charge) of P in H3PO4=  

Give the oxidation number (charge) of O in H2O2= 

Directions: In each of the following equations, indicate the element that has been oxidized and the one that has been reduced.

 

 



7. 2 Na + FeCl2 → 2 Nacl + Fe 8. 2 C2H2 + 5 O2 → 4 CO2 + 2 H2O 9. 2 PbS + 3 02→ 2 SO2 + 2 PbO 10. 2 H2 + O2 → 2 H20 11. Cu + HNO3→ CUNO3 + H2 12. AgNO3 + Cu → CUNO3 + Ag
Transcribed Image Text:7. 2 Na + FeCl2 → 2 Nacl + Fe 8. 2 C2H2 + 5 O2 → 4 CO2 + 2 H2O 9. 2 PbS + 3 02→ 2 SO2 + 2 PbO 10. 2 H2 + O2 → 2 H20 11. Cu + HNO3→ CUNO3 + H2 12. AgNO3 + Cu → CUNO3 + Ag
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