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Questions and Answers
Explain why interstitial solid solutions typically form with smaller impurity atoms rather than larger ones.
Explain why interstitial solid solutions typically form with smaller impurity atoms rather than larger ones.
Smaller atoms can fit into the spaces between the host atoms more easily without causing significant lattice distortion.
What is the primary requirement for an impurity atom to form an interstitial solid solution?
What is the primary requirement for an impurity atom to form an interstitial solid solution?
The impurity atom must be significantly smaller than the host atoms.
Describe how the presence of interstitial impurity atoms affects the mechanical properties of a metal.
Describe how the presence of interstitial impurity atoms affects the mechanical properties of a metal.
Interstitial atoms generally increase the strength and hardness but reduce the ductility due to lattice strain.
Why is it more difficult for larger impurity atoms to form interstitial solid solutions?
Why is it more difficult for larger impurity atoms to form interstitial solid solutions?
Explain the relationship between the size of the impurity atom and the amount of lattice strain in an interstitial solid solution.
Explain the relationship between the size of the impurity atom and the amount of lattice strain in an interstitial solid solution.
In the context of interstitial solid solutions, what does 'interstitial site' refer to?
In the context of interstitial solid solutions, what does 'interstitial site' refer to?
How does the atomic radius of an interstitial atom compare to the radius of the host atoms in a solid solution?
How does the atomic radius of an interstitial atom compare to the radius of the host atoms in a solid solution?
Name one common example of an interstitial solid solution and briefly explain why it forms.
Name one common example of an interstitial solid solution and briefly explain why it forms.
Describe the effect of interstitial impurities on the diffusion rate of atoms within the host lattice.
Describe the effect of interstitial impurities on the diffusion rate of atoms within the host lattice.
Explain why interstitial solid solutions are more likely to form with nonmetals like hydrogen, carbon, nitrogen, and oxygen.
Explain why interstitial solid solutions are more likely to form with nonmetals like hydrogen, carbon, nitrogen, and oxygen.
Flashcards
Interstitial Solid Solution
Interstitial Solid Solution
A solid solution where relatively small impurity atoms occupy interstitial sites among the host atoms.
Study Notes
- Interstitial solid solutions involve small impurity atoms.
- These impurity atoms occupy interstitial sites.
- Interstitial sites are located among the host atoms.
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