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NACE CP1 Tester Exam questions and answers latest [100% correct answers]
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NACE CP1 Tester Exam questions and answers latest [100% correct answers]
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NACE CP1 Tester Exam 2023 Questions and Answers1.Corrosion
A)is defined by NACE International as the deterioration of a material, usually a metal that results from a reaction with its environment.
B)is produced when acids dissociate , when cation takes place
C)is the division of chemistry that deals with the transfer of electric charge in chemical reactions
D)involves the movement of electrons anode to cathode for the reduction reaction to occur
E)is equal to the reciprocal of resistivity.✔✔ : A
2.Atoms
A)are positively charged particles in the nucleus
B)are neutral particles in the nucleus
C)are electrically charged atoms
D)consist of a nucleus and orbiting electrons, the number of protons equals the number of negatively charged electrons
E)are ions formed by the gaining of electrons and is negatively charged because the number of electrons is greater than the number of protons✔✔ : D
3.Protons
A)are positively charged particles in the nucleus
B)are neutral particles in the nucleus
C)are electrically charged atoms
D)consist of a nucleus and orbiting electrons, the number of protons equals the number of negatively charged electrons
E)are ions formed by the gaining of electrons and is negatively charged because the number of electrons is greater than the number of protons✔✔ : A
4.Neutrons
A)are positively charged particles in the nucleus
B)are neutral particles in the nucleus
C)are electrically charged atoms
D)consist of a nucleus and orbiting electrons, the number of protons equals the number of negatively charged electrons
E)are ions formed by the gaining of electrons and is negatively charged because the number of electrons is greater than the number of protons✔✔ : B .PART OF WRITTEN EXAMINATION:
Ions
A)are positively charged particles in the nucleus
B)are neutral particles in the nucleus
C)are electrically charged atoms
D)consist of a nucleus and orbiting electrons, the number of protons equals the number of negatively charged electrons
E)are ions formed by the gaining of electrons and is negatively charged because the number of electrons is greater than the number of protons✔✔ : C
6.PART OF WRITTEN EXAMINATION
Anions
A)are composed of two or more atoms, molecules are the smallest unit of a substance with the same specific chemical properties of that substance
B)are metals that corrode under low and high pH levels
C)are ions formed by the gaining of electrons and is negatively charged because the number of electrons is greater than the number of protons
D)accelerate corrosion of metal pipe in clay environments
E)is an excess of OH-✔✔ : C
7.PART OF WRITTEN EXAMINATION Cation
A)are composed of two or more atoms, molecules are the smallest unit of a substance with the same specific chemical properties of that substance
B)loss of electrons yielding a positively charged ion
C)is the negative logarithm to the base 10 of the hydrogen ion concentration or
pH = -log[H+]
D)are metals that corrode under low and high pH levels
E)is an ionized solution capable of conducting electricity.✔✔ : B
8.Molecules
A)is produced when acids dissociate , when cation takes place
B)is the term applied to the loss of one or more electrons from an atom
or molecule, which forms a positively charged ion, the atom or
molecule decreases in negative charge (occurs at the anode)
C)are composed of two or more atoms, molecules are the smallest unit of a
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