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Which of the following is not the true a...

Which of the following is not the true about crystalline solids

A

they are rigid and hard

B

they possess plane surfaces

C

they are obtained by rapid cooling of motten substances

D

they have definete geometric configuration

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-SOLID STATE-OBJECTIVE EXERCISE -1
  1. The maximum displacement perpendicular to the motion of the wave is kn...

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  2. Which of the following crystal has unit cell such that a a ne b ne c...

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  3. Which of the following is not the true about crystalline solids

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  4. Dry ice is an example of

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  5. Graphically the total number of fundamental spatial arrangements possi...

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  6. In case of a cubic system, the number of types of space lattices

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  7. The number of points at the centre of the primitive unit cell is

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  8. The correct match is

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  9. How many kinds of primitive unit cells are possible

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  10. The structural unit of a crystal is called

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  11. Number of space lattices presnt in triclinic System

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  12. Out of seven crystal systems how many have body centred unit cell ?

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  13. How many unit cells are possible for the crystallographic dimensions a...

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  14. Axial distances are a = bne c and axial angles are a = 90^(0) = beta, ...

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  15. Axial distances are a = bne c and axial angles are a = 90^(0) = beta, ...

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  16. The intermetallic compound LiAg crystallizes in cubic lattice in which...

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  17. Edge length of a cube is 400 pm. Then its bodydiagonal length would be

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  18. Which of the following systems is not correctly characterised ?

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  19. The total number of crystal forms possible is around

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  20. Total number of Bravais lattices is

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