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The sharp melting point of crystalline s...

The sharp melting point of crystalline solids is due to-

A

a regular arrangement of constituent particles observed over a short distance in the crystal lattice

B

a regular arrangement of constituent particles observed over a long distance in the crystal lattice

C

same arrangement of constituent particles in different directions

D

different arrangement of constituent particles in different directions

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The correct Answer is:
B
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CHHAYA PUBLICATION-SOLID STATE-SOLVED NCERT EXEMPLAR PROBLEMS
  1. Which of the following is true about the value of refractive index of ...

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  2. Which of the following statements is not true about amorphous solids-

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  3. The sharp melting point of crystalline solids is due to-

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  4. Iodine molecules are held in the crystal lattice by-

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  5. Which of the following is a network solid-

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  6. Which of the given solids is not an electrical conductor- (i) Mg(s) ...

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  7. Which of the following is not characteristic of ionic solids-

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  8. Graphite is a good conductor of electricity due to the presence of-

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  9. Which of the following oxides behaves as conduator or insulator depend...

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  10. Which of the following oxides shows electrical properties like metals-

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  11. The lattice site in a pure crystal cannot be occupied by-

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  12. Graphite cannot be classified as-

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  13. Cations are present in the interstitial sites in-

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  14. Schottky defect is observed in crystals when-

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  15. Which of the following is true about the charge acquired by p-type sem...

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  16. To get an n-type semiconductor from silicon, it should be doped with a...

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  17. The total number of tetrahedral voids in the face-centred unit cell is...

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  18. Which of the following point defect are shown by AgBr crystals: (i) Sc...

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  19. In which pair most efficient packing is present-

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  20. The percentage of empty space in a body-centred cubic arrangement is-

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