Question

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

Answer 1

Choices:
Free surface

Grain boundaries

Vacancies

Inclusions

Substitutional impurity atoms

Interstitial impurity atoms

Answer 2

Here is an article that discusses three; i.e., point defects, linear defects, planar defects.
http://people.virginia.edu/~lz2n/mse201/mse201-defects.pdf

Answer 3

Noted.

Answer 4

vacancies

Answer 5

PLEASE GUYS,
DON'T POST THE ANSWERS. ITS VERY WRONG

Answer 6

pls. tell

Answer 7

Free Surface
Vacancies