= forming electrochemical cell

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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In which of the following pairs of metals forming electrochemical cells will the anode undergo the fastest
corrosion?
EMF series
Vo
"metal
...
metal
Au
+1.420 V
Cu
+0.340
Pb
Sn
- 0.126
- 0.136
- 0.250
- 0.277
- 0.403
- 0.440
- 0.744
Ni
Co
Cd
Fe
Cr
- 0.763
- 1.662
- 2.363
- 2.714
- 2.924
Zn
Al
Mg
Na
K
Transcribed Image Text:In which of the following pairs of metals forming electrochemical cells will the anode undergo the fastest corrosion? EMF series Vo "metal ... metal Au +1.420 V Cu +0.340 Pb Sn - 0.126 - 0.136 - 0.250 - 0.277 - 0.403 - 0.440 - 0.744 Ni Co Cd Fe Cr - 0.763 - 1.662 - 2.363 - 2.714 - 2.924 Zn Al Mg Na K
If your base metal is Nickel, which among the following metals can act as a sacrificial anode for it?
EMF series
Vo
metal
metal
Au
+1.420 V
Cu
+0.340
Pb
- 0.126
- 0.136
- 0.250
Sn
Ni
Co
- 0.277
Cd
- 0.403
Fe
- 0.440
Cr
Zn
- 0.744
- 0.763
- 1.662
Al
Mg
- 2.363
Na
- 2.714
K
- 2.924
Transcribed Image Text:If your base metal is Nickel, which among the following metals can act as a sacrificial anode for it? EMF series Vo metal metal Au +1.420 V Cu +0.340 Pb - 0.126 - 0.136 - 0.250 Sn Ni Co - 0.277 Cd - 0.403 Fe - 0.440 Cr Zn - 0.744 - 0.763 - 1.662 Al Mg - 2.363 Na - 2.714 K - 2.924
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