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Fundamentals Of Analytical Chemistry

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter8: Sampling, Standardization, And Calibration

Section: Chapter Questions

Problem 8.20QAP

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The cyclic voltamogram of potassium ferricyanide is shown below.
Describe how the data was obtained and discuss the analytical data
which can be extracted from it.
anodic
Current, A
cathodic
-10
0
10
20
k
b
9
h
Epa
-20
0.8
0.6
0.4
0.2
0
-0.2
Potential, V vs. SCE
Cyclic voltammogram for a solution that
is 6.0 mM in K,Fe(CN)6 and 1.0 M in KNO. (From W. R.
Heineman and P. T. Kissinger, Amer. Lab., 1982 (11), 30.
Copyright 1982 by International Scientific Communications,
Inc)

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