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March 30, 2017

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You have a single crystal of 100% pure gold. Identify which of the following defects you would expect to be present at room temperature.

Free surface
Grain boundaries
Vacancies
Inclusions
Substitutional impurity atoms
Interstitial impurity atoms

  • Chemistry - ,

    Vacancies,
    Grain boundaries,
    Substitutional impurity atoms

  • Chemistry - ,

    Wrong answer is that up here.

  • Chemistry - ,

    Free Surface

    Vacancies

  • Chemistry - ,

    Please do not answer this post. This question is a part of the MIT edx 3.091 solid state chemistry curriculum, and posting or using this information is in direct violation of the honor code. Thank you :)

  • Chemistry - ,

    Free Surface
    Vacancies

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