Structure of Metals Quiz
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Question 1 of 10
1. Question
Which ones of the following are types of molecular bonding?
Hint
- Ionic bond
- Covalent bond
- Metallic bond
- Molecular bond
- Hydrogen bond
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Question 2 of 10
2. Question
Diamond material has what kind of bond?
Hint
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Question 3 of 10
3. Question
True or False. Amorphous materials have the properties of solids.
Hint
True. Amorphous materials have the properties of solids.
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Question 4 of 10
4. Question
True or False. Crystalline microstructures are arranged in three-dimensional arrays called lattices.
Hint
True. Crystalline microstructures are arranged in three-dimensional arrays called lattices.
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Question 5 of 10
5. Question
Metals containing FCC structures,
Hint
FCC metals such as g-iron (Fe) (austenite), aluminum (Al), copper (Cu), lead (Pb), silver (Ag), gold (Au), nickel (Ni), platinum (Pt), and thorium (Th) are, in general, of lower strength and higher ductility than BCC metals.
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Question 6 of 10
6. Question
True or False. The size of the grain determines the properties of the metal. For example, smaller grain size increases tensile strength and tends to increase ductility.
Hint
True. The size of the grain determines the properties of the metal. For example, smaller grain size increases tensile strength and tends to increase ductility.
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Question 7 of 10
7. Question
Polymorphism is,
Hint
Polymorphism is the property or ability of a metal to exist in two or more crystalline forms depending upon temperature and composition.
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Question 8 of 10
8. Question
Alloy microstructures are,
Hint
- Solid solutions
- Composites
- Crystals with metallic bonds
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Question 9 of 10
9. Question
True or False. Slip occurs when interfacial imperfections are larger than line imperfections and occur over a two dimensional area.
Hint
False
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Question 10 of 10
10. Question
True or False. Vacancy defects result from a missing atom in a lattice position.
Hint
True. Vacancy defects result from a missing atom in a lattice position.