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Questions and Answers
What is the unit of measurement for atomic size?
What is the unit of measurement for atomic size?
- Nanometer
- Centimeter
- Picometer (correct)
- Millimeter
Which of the following is NOT a condition for two elements to form a substitutional solid solution according to the Hume-Rothery rules?
Which of the following is NOT a condition for two elements to form a substitutional solid solution according to the Hume-Rothery rules?
- The two elements have similar crystal structures.
- The two elements have similar electronegativities.
- The atomic size of the solute atoms is within 15% of the atomic size of the solvent atoms.
- The two elements have different valences. (correct)
What is a face-centered cubic structure?
What is a face-centered cubic structure?
- A structure with an atom at each of the eight corners of a cube
- A structure with no atoms in the cube
- A structure with an atom at the center of each of the six faces of a cube (correct)
- A structure with an atom at the center of the cube
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