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Question
Chemistry
Galvanization is applying a coating of :
Q. Galvanization is applying a coating of :
1936
188
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A
Pb
4%
B
Cr
6%
C
Cu
17%
D
Zn
72%
Solution:
Galvanization is applying a coating of zinc.
E
P
b
+
2
/
P
b
0
=
−
0.13
V
E
C
r
+
3
/
C
r
0
=
−
0.74
V
E
C
u
+
2
/
C
u
0
=
0.34
V
E
Z
n
+
2
/
Z
n
0
=
−
0.76
V