Page 1 of 199
NACE CP2 Cathodic Protection Technician
EXAM 2026-2027 COMPLETE 500 QUESTIONS
AND VERIFIED SOLUTIONS LATEST UPDATE
THIS YEAR
NACE (National Association of Corrosion Engineers) CP2 EXAM
NACE Student Manual!
START OF CHAPTER 1
At the cathodic surface in a corrosion cell, the electrons from the ____ meet ____ ions from
the solution.
A) cathode, hydrogen
B) cathode, OH-
C) anode, hydrogen
D) anode, OH-
c
Oxidation of the metal occurs at the ____
surfaces and reduction of ____ ions occurs at the ____.
A) anodic, hydrogen, cathodes
B) cathode, OH-, anodic
C) anodic, OH-, cathodes
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D) cathode, anodic, electrolyte
E) cathode, hydrogen, electrolyte
a
True or false
Is oxidation necessarily associated with oxygen?
f
_____ is the measure of the electrochemical difference between two electrodes
in an electrolyte
A) current
B) resistance
C) error
D) ohms
E) ohms-cm
F) voltage
f
The ________
represents the reversible work to move a unit charge from the electrode surface
through the solution to the reference electrode
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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
___
A) ores
B) anodic metals
C) cathodic metals
D) carbohydrates
a
Corrosion is an electrochemical process involving
A) flow of protons and electrons
B) flow of neutrons and ions
C) flow of protons and ions
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D) flow of electrons and ions
E) flow of resistance and resistivity
d
Metal loss or corrosion occurs at the
A) cathode
B) anode
C) electronic path
D) metallic path
b
What are the four parts of the corrosion cell
A) anode, resistor, electrolyte, metallic path
B) anode, cathode, electron, electronic path
C) anode, cathode, electrolyte, metallic path
c
True or False (t or f):
Ions exist only in the electrolyte?
t
NACE CP2 Cathodic Protection Technician
EXAM 2026-2027 COMPLETE 500 QUESTIONS
AND VERIFIED SOLUTIONS LATEST UPDATE
THIS YEAR
NACE (National Association of Corrosion Engineers) CP2 EXAM
NACE Student Manual!
START OF CHAPTER 1
At the cathodic surface in a corrosion cell, the electrons from the ____ meet ____ ions from
the solution.
A) cathode, hydrogen
B) cathode, OH-
C) anode, hydrogen
D) anode, OH-
c
Oxidation of the metal occurs at the ____
surfaces and reduction of ____ ions occurs at the ____.
A) anodic, hydrogen, cathodes
B) cathode, OH-, anodic
C) anodic, OH-, cathodes
,Page 2 of 199
D) cathode, anodic, electrolyte
E) cathode, hydrogen, electrolyte
a
True or false
Is oxidation necessarily associated with oxygen?
f
_____ is the measure of the electrochemical difference between two electrodes
in an electrolyte
A) current
B) resistance
C) error
D) ohms
E) ohms-cm
F) voltage
f
The ________
represents the reversible work to move a unit charge from the electrode surface
through the solution to the reference electrode
,Page 3 of 199
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
___
A) ores
B) anodic metals
C) cathodic metals
D) carbohydrates
a
Corrosion is an electrochemical process involving
A) flow of protons and electrons
B) flow of neutrons and ions
C) flow of protons and ions
, Page 4 of 199
D) flow of electrons and ions
E) flow of resistance and resistivity
d
Metal loss or corrosion occurs at the
A) cathode
B) anode
C) electronic path
D) metallic path
b
What are the four parts of the corrosion cell
A) anode, resistor, electrolyte, metallic path
B) anode, cathode, electron, electronic path
C) anode, cathode, electrolyte, metallic path
c
True or False (t or f):
Ions exist only in the electrolyte?
t
