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NACE EXAM LATEST ACTUAL EXAM 500 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) ||COMPLETE A+ GUIDE $15.99   Add to cart

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NACE EXAM LATEST ACTUAL EXAM 500 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) ||COMPLETE A+ GUIDE

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NACE EXAM LATEST ACTUAL EXAM 500 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) ||COMPLETE A+ GUIDE

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  • November 5, 2024
  • 200
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NACE
  • NACE
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NACE EXAM LATEST 2024-2025 ACTUAL EXAM 500 QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
||COMPLETE A+ GUIDE



1. START OF CHAPTER 1 f f f




Corrosion is an electrochemical process involving
f f f f f




A) flow of protons and electrons
f f f f




B) flow of neutrons and ions
f f f f




C) flow of protons and ions
f f f f




D) flow of electrons and ions
f f f f




E) flow of resistance and resistivity
f f f f f




Ans >> d
f f




2. Metal loss or corrosion occurs at the
f f f f f f




A) cathode
B) anode
C) electronic path f




D) metallic path f f




Ans >> b
f f




3. What are the four parts of the corrosion cell
f f f f f f f f




A) anode, resistor, electrolyte, metallic path
f f f f




B) anode, cathode, electron, electronic path
f f f f




1 f/ f100

,2|Page


C) anode, cathode, electrolyte, metallic path
f f f f




Ans >> c f ff




4. True or False (t or f)
f f f f f




Ions exist only in the electrolyte?
f f f f f f




Ans>>tf f




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




A) anode to cathode via electrolyte
f f f f




B) cathode to anode via electronic path f f f f f




C) anode to cathode via electronic path
f f f f f




Ans >> c f f




6. At the cathodic surface in a corrosion cell, the electrons from the
f f f f f f f f f f f ff




f meet ions from the solution. f f f




A) cathode, hydrogen f




B) cathode, OH- f




C) anode, hydrogen f




D) anode, OH-: f f




Ans >> c f f




7. Oxidation of the metal occurs at the f f f f f f ff




surfaces and reduction of f f f ions occurs at the
f f f .




2 f/ f100

,3|Page




A) anodic, hydrogen, cathodes f f




B) cathode, OH-, anodic f f




C) anodic, OH-, cathodes f f




D) cathode, anodic, electrolyte f f




E) cathode, hydrogen, electrolyte f f




Ans >> a f f




8. True or false f f




Is oxidation necessarily associated with oxygen?
f f f f f




Ans>> f f ff




9. Current flow in a corrosion cell flows which path:
f f f f f f f f




A) anode to metallic path to cathode f f f f f




B) anode to electronic path to cathode
f f f f f




C) cathode to metallic to anode f f f f




D) cathode to electrolyte to anode f f f f




E) anode to electrolyte to cathode
f f f f




Voltage is the measure of the electrochemical difference between two elec-
f f f f f f f f f f




trodes in an electrolyte
f f f f




Ans>> e f ff




10. f is the measure of the electrochemical difference between two
f f f f f f f f




electrodes
f




3 f/ f100

, 4|Page


in an electrolyte
f f




A) current
B) resistance
C) error
D) ohms
E) ohms-cm
F) voltage
Ans >> ff ff




11. The ff




represents the reversible work to move a unit charge from the electrode
f f f f f f f f f f f




surface through the solution to the reference electrode
f f f f f f f f




A) current potential f




B) electrode potential f




C) resistance potential f




D) ohms potential f




E) Faraday potential f




Ans >> b
f f f




4 f/ f100

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