Why are ceramics so much more brittle than metals?
A) The bonding in ceramics has a very high degree of ionic bonding character.
B) The bonding in ceramics has a very high degree of pi bonding character.
C) The bonding in ceramics is highly nondirectional.
D) The localized bonding in ceramics is highly directional.
Correct Answer:
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Q43: What is the name of the oxide
Q44: Sintering is
A)a filtration process through a molecular
Q45: Silica (SiO2)can be prepared from silicon ethoxide
Q46: What is a cermet?
A)boron nitride/epoxy
B)ceramic-metal composite
C)ceramic-polymer composite
D)silicon
Q47: What is not part of the sol-gel
Q49: Which has been found to be a
Q50: Which one of the following is a
Q51: What is the sol-gel process?
A)a series of
Q52: Which combination of semiconductors can be employed
Q53: According to molecular orbital theory,materials with completely
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