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At very low temperature, oxygen (O(2)) f...

At very low temperature, oxygen `(O_(2))` freezes and forms a crystalline solid. Which term best describes the solid ?

A

Covalent netword crystals

B

Molecular crystals

C

Metallic crystals

D

Ionic crystals

Text Solution

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The correct Answer is:
B
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DINESH PUBLICATION-SOLID STATE-Select the correct
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  2. Which of the following unit cells is the most unsymmetrical ?

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  3. At very low temperature, oxygen (O(2)) freezes and forms a crystalline...

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  4. Which has Frenkel defect ?

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  6. The number of unit cells in 58.5 g of NaCl is nearly

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  7. The edge length of a face centred unit cubic cell is 508 pm. If the ra...

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  8. Na and Mg crystallize in bcc- and fcc-type crystals, the ratio of numb...

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  9. How many unit cell are present in a cubic-shaped ideal crystal of NaCl...

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  10. Which type of crystal defect is indicated by the diagram given below ?...

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  11. An ionic compound has a unit cell consisting of A ions at the corners ...

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  12. The volume of atom present in a face-centred cubic unit cell of a meta...

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  13. The non- stoichiometric compound Fe(0.94)O is formed when x% of Fe^(2+...

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  14. Al (atomic mass =27) crystallises in a cubic system with edge length (...

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  15. A binary solid (A^(+)B^(+)) has a rock sell structure .If the edge len...

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  16. In a compound ,atoms of element Y from ccp lattice and those of elemen...

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  17. Copper crystallises in fcc with a unit cell length of 361 pm. What is ...

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  18. The edge length of a face centred cubic cell of an ionic substance is ...

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  19. The crystal with metal deficiency defect is:

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  20. The relation between atomic radius and edge length 'a' of a body centr...

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