E-PolyLearning

26. Amorphous solids have very few orderly arrangements, which are called as
a. crystalline solids
b. crystallites
c. density
d. volume
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Answer: (b).crystallites

27. Another name for voids in metallic layers is
a. holes
b. window
c. cervices
d. shuttle
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Answer: (c).cervices

28. Melting points of pure solids are
a. not defined
b. high
c. sharp
d. low
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Answer: (c).sharp

29. Least boiling point is of
a. ethylene glycol
b. ether
c. water
d. phenol
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Answer: (b).ether

30. Form in which graphite occurs is
a. cubic
b. hexagonal
c. needle like
d. monoclinic
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Answer: (b).hexagonal

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