Answered: Cu(OH)2 + 2Br ¬BR2 + Cu+ 20H bove redox… | bartleby

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

Chapter18: Electrochemistry

Section: Chapter Questions

Problem 119AE

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Cu(OH)2 + 2Br ¬Br2 + Cu+ 20H
e above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent.
name of the element oxidized:
name of the element reduced:
formula of the oxidizing agent:
formula of the reducing agent:
3:37 PM
93°F
9/28/202
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Consider the following species. Cr3+ Hg(l) H2 (acidic) Sn2+Br2 (acidic) Classify each species as oxidizing agent, reducing agent, or both. Arrange the oxidizing agents in order of increasing strength. Do the same for the reducing agents.
Specify which of the following equations represent oxidation reduction reactions, and indicate the oxidizing agent, the reducing agent, the species being oxidized, and the species being reduced. a.CH4(g)+H2O(g)CO(g)+3H2(g)b.2AgNO3(aq)+Cu(s)Cu(NO3)2(aq)+2Ag(s)c.Zn(s)+2HCl(aq)ZnCl2(aq)+H2(g)d.2H+(aq)+2CrO42-(aq)Cr2O72-(aq)+H2O(l)
Identify each of the blowing substances as a likely oxidizing or reducing agent: HNO3, Na, C12, O2, KMnO4.
(a) Rank the following metals in their ability to function as reducing agents: Hg, Sn, and Pb. (b) Which halogens will oxidize mercury to mercury(II)?
Four metals, A, B, C, and D, exhibit the following properties: (a) Only A and C react with 1.0 M hydrochloric acid to give H2(g). (b) When C is added to solutions of the ions of the other metals, metallic B, D, and A are formed. (c) Metal D reduces Bn+ to give metallic B and Dn+. Based on this information, arrange the four metals in order of increasing ability to act as reducing agents.
Use Table 17.1 to arrange the following oxidizing agents in order of increasing strength: Mn2+ S Co3+ Cl2 K+
. For each of the following oxidation-reduction reactions of metals with nonmetals, identify which element is oxidized and which is reduced. a.4Na(s)+O2(g)2Na2O(s)b.Fe(s)+H2SO4(aq)FeSO4(aq)+H2(g)c.2Al2O3(s)4Al(s)+3O2(g)d.3Mg(s)+N2(g)Mg3N2(s)
For the following half-reactions, answer these questions. Ce4+(aq)+eCe3+(aq)E=+1.61VAg+(aq)+eAg(s)E=+0.80VHg22+(aq)+2e2Hg(l)E=+0.80VSn2+(aq)+2eSn(s)E=0.14VNi2+(aq)+2eNi(s)E=0.24VAl3+(aq)+3eAl(s)E=1.68V (a) Which is the weakest oxidizing agent? (b) Which is the strongest oxidizing agent? (c) Which is the strongest reducing agent? (d) Which is the weakest reducing agent? (e) Will Sn(s) reduce Ag+(aq) to Ag(s)? (f) Will Hg(l) reduce Sn2+(aq) to Sn(s)? (g) Which ion(s) can be reduced by Sn(s)? (h) Which metal(s) can be oxidized by Ag+(aq)?
Assign an oxidation number to the underlined atom in each ion or molecule. (a) Fe2O3, (b) H2SO4, (C) CO32- (C) NO2+

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