Page 1 of 199
NACE (National Association of Corrosion Engineers) Cathodic
Protection CP2 Technician ALL 500 QUESTIONS AND CORRECT
ANSWERS LATEST UPDATE THIS YEAR
NACE (National Association of Corrosion Engineers) CP2 EXAM
NACE Student Manual
CHAPTER 1
The ________
represents the reversible work to move a unit charge from the electrode surface
through the solution to the reference electrode
A) current potential
B) electrode potential
C) resistance potential
D) ohms potential
E) Faraday potential
b
Metals occur in nature in the form of various chemical compounds referred to as
___
1
, Page 2 of 199
A) ores
B) anodic metals
C) cathodic metals
D) carbohydrates
a
The amount of energy required by a metal during the refining
process determines the ___ or _______ of the metal.
A) current, active state
B) voltage, active state
C) active resistance, voltage
D) resistance, active state
E) current, active resistance
b
During the refining stage of metal the ____ the energy, the more ____
the metal and the more tendency it has to corrode.
A) higher, inactive
B) lower, active
C) higher, active
D) lower, inactive
2
, Page 3 of 199
c
What is the most common iron ore?
A) hemophite
B) hematite
C) magnesium
D) calcium
E) aluminum
b
True or false
Iron is considered thermodynamically unstable?
t
True or false
Gold is more noble than zinc?
t
Which of the following metals is most active?
A) magnesium
3
, Page 4 of 199
B) copper
C) iron
D) nickel
E) platinum
a
Electromotive force (emf), is ____ in sign and magnitude to the electrode potential of the ___
less the electrode potential of the ____.
A) unequal, cathode, anode
B) unequal, anode, cathode
C) equal, cathode, anode
D) equal, anode, cathode
d
The driving force for electrochemical corrosion is ____
A) current
B) voltage
C) resistance
D) ohms
E) siemens-cm
b
4
NACE (National Association of Corrosion Engineers) Cathodic
Protection CP2 Technician ALL 500 QUESTIONS AND CORRECT
ANSWERS LATEST UPDATE THIS YEAR
NACE (National Association of Corrosion Engineers) CP2 EXAM
NACE Student Manual
CHAPTER 1
The ________
represents the reversible work to move a unit charge from the electrode surface
through the solution to the reference electrode
A) current potential
B) electrode potential
C) resistance potential
D) ohms potential
E) Faraday potential
b
Metals occur in nature in the form of various chemical compounds referred to as
___
1
, Page 2 of 199
A) ores
B) anodic metals
C) cathodic metals
D) carbohydrates
a
The amount of energy required by a metal during the refining
process determines the ___ or _______ of the metal.
A) current, active state
B) voltage, active state
C) active resistance, voltage
D) resistance, active state
E) current, active resistance
b
During the refining stage of metal the ____ the energy, the more ____
the metal and the more tendency it has to corrode.
A) higher, inactive
B) lower, active
C) higher, active
D) lower, inactive
2
, Page 3 of 199
c
What is the most common iron ore?
A) hemophite
B) hematite
C) magnesium
D) calcium
E) aluminum
b
True or false
Iron is considered thermodynamically unstable?
t
True or false
Gold is more noble than zinc?
t
Which of the following metals is most active?
A) magnesium
3
, Page 4 of 199
B) copper
C) iron
D) nickel
E) platinum
a
Electromotive force (emf), is ____ in sign and magnitude to the electrode potential of the ___
less the electrode potential of the ____.
A) unequal, cathode, anode
B) unequal, anode, cathode
C) equal, cathode, anode
D) equal, anode, cathode
d
The driving force for electrochemical corrosion is ____
A) current
B) voltage
C) resistance
D) ohms
E) siemens-cm
b
4
