Corrosion Science Quiz
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Questions and Answers

What technique was used to investigate the influence of germanium additions on the corrosion performance of zinc-aluminium-magnesium model alloys?

  • In-situ scanning vibrating electrode technique (correct)
  • Electrochemical impedance spectroscopy
  • X-ray photoelectron spectroscopy
  • Potentiodynamic polarization

    • What is the effect of germanium additions on the corrosion performance of zinc-aluminium-magnesium model alloys?

  • Formation of Mg2Ge and a decrease in the fractional area of eutectic p (correct)
  • No significant effect on corrosion performance
  • Formation of Zn-Al-Mg crystals
  • Increase in the fractional area of eutectic p

    • What is the concentration of NaCl used for immersing the zinc-aluminium-magnesium model alloys?

  • 0.25 mol.dm−3
  • 0.10 mol.dm−3
  • 0.05 mol.dm−3
  • 0.17 mol.dm−3 (correct)

    • Where is the Materials Research Centre located?

    <p>College of Engineering, Swansea University, Bay Campus, Fabian Way, Crymlyn Burrow, Swansea, SA1 8EN, UK</p> Signup and view all the answers

    What is the focus of the study on Mg2Ge crystals in relation to the aqueous corrosion of Zn-Al-Mg alloys?

    <p>To behave as ‘smart release’ inhibitors</p> Signup and view all the answers

    What technique was used to investigate the influence of germanium additions on the corrosion performance of zinc-aluminium-magnesium model alloys?

    <p>In-situ scanning vibrating electrode technique</p> Signup and view all the answers

    What is the focus of the study on Mg2Ge crystals in relation to the aqueous corrosion of Zn-Al-Mg alloys?

    <p>To behave as 'smart release' inhibitors</p> Signup and view all the answers

    What is the location of the Materials Research Centre involved in the study?

    <p>Swansea University, Bay Campus</p> Signup and view all the answers

    What is the effect of germanium additions on the corrosion performance of zinc-aluminium-magnesium model alloys?

    <p>Formation of Mg2Ge and decrease in the fractional area of eutectic p</p> Signup and view all the answers

    What is the concentration of NaCl used for immersing the zinc-aluminium-magnesium model alloys?

    <p>0.17 mol.dm− 3</p> Signup and view all the answers

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