BME 350 EXAM QUESTIONS WITH VERIFIED ANSWERS
Correct 219
Incorrect 00
1 of 219
Definition
False
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Which of the following chemical
bonds are always directional? What are the Fundamental elements
Choose all that apply. that alloyed together (with minor
Options: ionic, covalent, metallic, constituents) comprise bronze?
none
A crystal lattice consists primarily of True of False: the energy levels
__________ . of the electrons surrounding the
Options: atoms, Klingons, protons, nucleus of an atom are not
molecules, electrons, points, neutrons located in discrete orbitals
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, 2 of 219
Term
Why did iron largely displace bronze in society? Choose all that apply.
Options: superior control of hardness, abundance in earths crust,
economics of processing, none of the choices, coloration when
oxidized
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enhanced thermal conductivity, superior control of hardness,
scarcity in earth's crust, high abundance in earths crust,
processing costs economics of processing
superior elasticity, limited availability, superior flexibility, rarity in earth's
expensive manufacturing crust, complex processing
Don't know?
3 of 219
Term
Which of the following words best describes what happens to a.
valence electron in an atom that participates in covalent bonding with
another atom?
Options: share, group, steal, flirt
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Group Share
Steal Flirt
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4 of 219
Definition
Covalent
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Which of the factors listed is most closely associated with increasing the probability
of generating point defects in a crystal material?
Options: increasing temp, increasing number of valence electrons, increasing
pressure, increasing coordination number, increasing atomic number
Which of the three stages cited by Thomsen in 1836 endured the longest?
True or False: It's been said that at the heart of every engineering problem there
exists a materials challenge.
Which of the following chemical bonds are always directional? Choose all that
apply.
, Options: ionic, covalent, metallic, none
Don't know?
5 of 219
Term
True or false: real dislocations are either pure screw type or pure edge
type.
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Metal Stone Age
False True
Don't know?
6 of 219
Term
What imperfection accompanying the substitution associated with item
c exists in the crystal structure shown below?
Options: interstitial, Schottky defect, interstitial of the same atomic
species, freckle defect, interstitial substitution
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Correct 219
Incorrect 00
1 of 219
Definition
False
Give this one a try later!
Which of the following chemical
bonds are always directional? What are the Fundamental elements
Choose all that apply. that alloyed together (with minor
Options: ionic, covalent, metallic, constituents) comprise bronze?
none
A crystal lattice consists primarily of True of False: the energy levels
__________ . of the electrons surrounding the
Options: atoms, Klingons, protons, nucleus of an atom are not
molecules, electrons, points, neutrons located in discrete orbitals
Don't know?
, 2 of 219
Term
Why did iron largely displace bronze in society? Choose all that apply.
Options: superior control of hardness, abundance in earths crust,
economics of processing, none of the choices, coloration when
oxidized
Give this one a try later!
enhanced thermal conductivity, superior control of hardness,
scarcity in earth's crust, high abundance in earths crust,
processing costs economics of processing
superior elasticity, limited availability, superior flexibility, rarity in earth's
expensive manufacturing crust, complex processing
Don't know?
3 of 219
Term
Which of the following words best describes what happens to a.
valence electron in an atom that participates in covalent bonding with
another atom?
Options: share, group, steal, flirt
,Give this one a try later!
Group Share
Steal Flirt
Don't know?
4 of 219
Definition
Covalent
Give this one a try later!
Which of the factors listed is most closely associated with increasing the probability
of generating point defects in a crystal material?
Options: increasing temp, increasing number of valence electrons, increasing
pressure, increasing coordination number, increasing atomic number
Which of the three stages cited by Thomsen in 1836 endured the longest?
True or False: It's been said that at the heart of every engineering problem there
exists a materials challenge.
Which of the following chemical bonds are always directional? Choose all that
apply.
, Options: ionic, covalent, metallic, none
Don't know?
5 of 219
Term
True or false: real dislocations are either pure screw type or pure edge
type.
Give this one a try later!
Metal Stone Age
False True
Don't know?
6 of 219
Term
What imperfection accompanying the substitution associated with item
c exists in the crystal structure shown below?
Options: interstitial, Schottky defect, interstitial of the same atomic
species, freckle defect, interstitial substitution
Give this one a try later!
