One electrode in an alkaline battery is zinc, and the other is manganese dioxide. (a) Fill in the blank for the chemical reaction at the zinc electrode: Zn + 20H¯→ZnO + + 2e. (b) Fill in the blank for the reaction at the manga- nese electrode: 2MnO, + H;O + _→ Mn;O3 + 20H. (c) Which electrode is positive and which is negative? E
One electrode in an alkaline battery is zinc, and the other is manganese dioxide. (a) Fill in the blank for the chemical reaction at the zinc electrode: Zn + 20H¯→ZnO + + 2e. (b) Fill in the blank for the reaction at the manga- nese electrode: 2MnO, + H;O + _→ Mn;O3 + 20H. (c) Which electrode is positive and which is negative? E
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions
Section19.9: Corrosion: Redox Reactions In The Environment
Problem 2.5ACP: Assume the following electrochemical cell simulates the galvanic cell formed by copper and zinc in...
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