a. In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers Zn(s) + CuSO4 (aq) → ZnSO4 (aq) + Cu(s) zinc is reduced; copper is oxidized zinc is oxidized; copper is reduced zinc is oxidized; copper is oxidized zinc is reduced; copper is reduced b. In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers Cl₂(g) + 2CsBr(aq) → 2CsCl(aq) + Br₂ (1) bromine is reduced; chlorine is oxidized Obromine is oxidized; chlorine is reduced cesium is reduced; chlorine is oxidized cesium is oxidized; chlorine is reduced c. In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers 3BeS(s) + 8HNO3(aq) → 3BeSO4 (aq) + 8NO(g) + 4H₂O(1) Oberyllium is reduced; nitrogen is oxidized Oberyllium is oxidized; nitrogen is reduced O sulfur is oxidized; nitrogen is reduced O sulfur is reduced: nitrogen is oxidized

a. In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers Zn(s) + CuSO4 (aq) → ZnSO4 (aq) + Cu(s) zinc is reduced; copper is oxidized zinc is oxidized; copper is reduced zinc is oxidized; copper is oxidized zinc is reduced; copper is reduced b. In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers Cl₂(g) + 2CsBr(aq) → 2CsCl(aq) + Br₂ (1) bromine is reduced; chlorine is oxidized Obromine is oxidized; chlorine is reduced cesium is reduced; chlorine is oxidized cesium is oxidized; chlorine is reduced c. In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers 3BeS(s) + 8HNO3(aq) → 3BeSO4 (aq) + 8NO(g) + 4H₂O(1) Oberyllium is reduced; nitrogen is oxidized Oberyllium is oxidized; nitrogen is reduced O sulfur is oxidized; nitrogen is reduced O sulfur is reduced: nitrogen is oxidized

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter6: Types Of Chemical Reactions And Solution Stoichiometry

Section: Chapter Questions

Problem 111AE

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