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For a covalent solid, the units which oc...

For a covalent solid, the units which occupy lattice points are 

A

Atoms

B

Ions

C

Molecules or atoms

D

Electrons

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AAKASH SERIES-SOLIDS STATE-OBJECTIVE EXERCISE - 1 (TYPES OF SOLIDS OF CRYSTAL STRUCTURES)
  1. NaCl is an example of

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  2. Which of the following melts below 298 k.

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  3. For a covalent solid, the units which occupy lattice points are

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  4. Which of the following does not give any diffraction bands with X-rays...

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  5. Which of the following is not a crystalline solid?

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  6. Covalent solid among the following is

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  7. Among solids, the highest melting point is exhibited by

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  8. Which of the following is not a correct statement ?

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  9. {:("Column A","Column B"),("A) Glass","1) Framework silica"),("B) Quar...

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  10. (A) : Crystalline solids have sharp and chara cteric melting points. ...

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  11. The maximum displacement perpendicular to the motion of the wave is kn...

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  12. By passing X-rays through copper sulphate crystals diffraction band is...

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  13. The structural unit of a crystal is called

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  14. (A): Glass possess sharp melting point. (R) : Glass is a pseudo soli...

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  15. The angle corresponding to maximum diffra ction of x-rays on solid cry...

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  16. Number of space lattices presnt in triclinic System

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

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

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

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  20. How many kinds of primitive unit cells are possible

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