NACE Final Exam Guide 2025 | National Association of Corrosion Engineers | CP1 & CP2 Certification

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NACE FINAL EXAM STUDY GUIDE 2025/2026

COMPLETE QUESTIONS AND CORRECT DETAILED

ANSWERS WITH RATIONALES || 100% GUARANTEED

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NACE 2008 Student Manual!


START OF CHAPTER 1


Corrosion is an electrochemical process involving


A) flow of protons and electrons


B) flow of neutrons and ions


C) flow of protons and ions


D) flow of electrons and ions


E) flow of resistance and resistivity ......ANSWER........d

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Metal loss or corrosion occurs at the


A) cathode


B) anode


C) electronic path


D) metallic path ......ANSWER........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 ......ANSWER........c


True or False (t or f):

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Ions exist only in the electrolyte? ......ANSWER........t


Electrons flow in a corrosion cell by which of the following paths?


A) anode to cathode via electrolyte


B) cathode to anode via electronic path


C) anode to cathode via electronic path ......ANSWER........c


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- ......ANSWER........c

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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


D) cathode, anodic, electrolyte


E) cathode, hydrogen, electrolyte ......ANSWER........a


True or false


Is oxidation necessarily associated with oxygen?

......ANSWER........f


Current flow in a corrosion cell flows which path: