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Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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In the reaction: Pb(s) + 2Ag+ (aq) → Pb2+ (aq) + 2Ag
a. Which species is oxidized and which is reduced?
b. Which species is the oxidizing agent and which is the reducing agent?
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- Consider this reaction: Mn(s) + SnCl2(aq) --> Sn(s) + MnCl2(aq) What is oxidized? What is reduced?arrow_forward4. Balance the following (redox) chemical equations using the half-reaction method, assuming acidic conditions: a. Br(aq) + NO2(aq) → Br2(aq) + NO(g) b. H2O2(aq) + S²(aq) → H2O(1) + S(s) c. Cu(s) + NO3(aq) → Cu²*(aq) + NO2(g)arrow_forwardPlease answer the following question:arrow_forward
- Given the reaction: Mg(s) + 2 HCl(aq) → MgCl2(aq) + H2(g) Which species is the reducing agent? HCI H2 MgCl2 Mgarrow_forwardWhich of the following is an oxidation reduction (redox) reaction? 1. MgCl2 (aq) + Pb(NO3)2 (aq) = Mg(NO3)2 (aq) + PbCl2(s) 2. 2 Zn (s) + FeCl2 (aq) = Fe (s) + 2 ZnCl2 (aq) 3. 2 H2SO4 (aq) + NaOH (s) = 2H2O (l) + Na2SO4 (aq) 4. Na3PO4 (aq) + FeCl3 (aq) = 3NaCl (aq) + FePO4 (s)arrow_forwardFor each of the following reactions, identify the elements that are oxidized and reduced, the oxidizing and reducing agents, and how many moles of electrons are transferred in the overall reaction. a. 4Fe(s) + 302(g) → 2Fe2O3(s) b. 2Ag(s) + H2S(g) → Ag2S(s) + H2(g) c. 2 Al(s) + 3 CuCl2(aq) → 2 AlCl3(aq) + 3 Cu(s) d. 2NaHCO3(s) → Na2CO3(s) + H20(1) + CO2(g) e. CH4(g) + 2 02(g) → CO2(g) + 2H2O(1)arrow_forward
- A. Balance the following redox reactions using the half-reaction method. B. Identify the oxidizing agent and the reducing agent. 1. Zn(s) + Fe²+ (aq) → Zn²+ (aq) + Fe (s) 2+ Zn(s) → Zn² +2e- oxidiation haut reaction (aq) 2+ 20+ Fe (an) → Fe (5) Reducation haut reaction (94) - Bris) Reducing agent (S) Fe 2+ oxidizing agent 2. (Balance this reaction In Acidic Solution):arrow_forwardPlease answer the following question:arrow_forwardConsider the unbalanced redox reaction shown below: KClO3 (aq) + HBr (aq) → Br2 (l) + H2O (l) + KCl (aq) What is the oxidizing agent?arrow_forward
- Consider the redox reaction 3 Ni² (aq) + 2 Co(s) → 2 Co³(aq) + 3 Ni(s) Which substance gets oxidized? Ni²+ Ni O Co³+ What is the oxidizing agent? Ni²+ Ni Co Which substance gets reduced? Ο Ni O Co³+ Co O Ni²+ What is the reducing agent? Co³+ Ni Co Ni²+arrow_forwardc. For the unbalanced redox reaction Cu + 10 ➜→ Cu²+ + 1₂ Which is oxidizing agent (oxidant)? Write the balanced redox net ionic equation when the reaction is conducted in an acidic solution.arrow_forwardThe hydroperoxide ion, HO2–(aq), reacts with permanganate ion, MnO4–(aq) to produce MnO2(s) and oxygen gas. Balance the equation for the oxidation of hydroperoxide ion to O2(g) by permanganate ion in a basic solution.arrow_forward
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