1. Assign oxidation numbers to all species listed in the reactions below (some of which are unbalanced—don’t worry about it). Also, identify the oxidizing agent, the species oxidized, the reducing agent and species reduced. a) Zn(s) + ClO3 −(aq) = Zn2+(aq) +Cl−(aq) b) Al(s) + Cr2O7 2−(aq) = Al3+(aq) + Cr3+ c) 3CN– (aq) + 2MnO4 – (aq) + H2O(l) = 3CNO– (aq) + 2MnO2(s) + 2OH– (aq)
1. Assign oxidation numbers to all species listed in the reactions below (some of which are unbalanced—don’t worry about it). Also, identify the oxidizing agent, the species oxidized, the reducing agent and species reduced. a) Zn(s) + ClO3 −(aq) = Zn2+(aq) +Cl−(aq) b) Al(s) + Cr2O7 2−(aq) = Al3+(aq) + Cr3+ c) 3CN– (aq) + 2MnO4 – (aq) + H2O(l) = 3CNO– (aq) + 2MnO2(s) + 2OH– (aq)
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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1. Assign oxidation numbers to
all species listed in the reactions
below (some of which are
unbalanced—don’t worry about
it). Also, identify the oxidizing
agent, the species oxidized, the
reducing agent and species
reduced.
a) Zn(s) + ClO3
−(aq) = Zn2+(aq)
+Cl−(aq)
b) Al(s) + Cr2O7
2−(aq) = Al3+(aq)
+ Cr3+
c) 3CN–
(aq) + 2MnO4
–
(aq) +
H2O(l) = 3CNO–
(aq) +
2MnO2(s) + 2OH–
(aq)
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