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In a compound XY(2)O(4), oxide ions are ...

In a compound `XY_(2)O_(4)`, oxide ions are arran­ged in CCP and cations X are present in octa­hedral voids. Cations Y are equally distributed between octahedral and tetrahedral voids. The fraction of the octahedral voids occupied is

A

`1//2`

B

`1//4`

C

`1//8`

D

`1//6`

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The correct Answer is:
A
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AAKASH SERIES-SOLID STATE-OBJECTIVE EXERCISE -2
  1. A compound is formed by elements A and B. This crystallizes in the cub...

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  2. In a compound atoms of element 'Y' form C.C.P. lattice and those of el...

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  3. In a compound XY(2)O(4), oxide ions are arran­ged in CCP and cations X...

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  4. A cubic solid A^(+)B^(-) has the B^(-) ions arranged as below. If the ...

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  5. When molten zinc is cooled to solid state, it assumes HCP structure. T...

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  6. Sodium crystallizes in a bcc lattice, hence the coordination number of...

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  7. 26% void space in its crystal structure is obsered for A) FCC struct...

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  8. In modern periodic table, the position of the element with atomic numb...

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  9. In a hexagonal closest packing in two layers one above the other, the ...

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  10. If the radius of K^(+) and F^(-) are 133 pm and 136 pm respectively, t...

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  11. A metal has bcc structure and the edge length of its unit cell is 3.04...

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  12. In a metal oxide, oxide ions are arranged in hep array and the metal i...

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  13. The density of chromium is 7.2 gm cm^(3) and crystallises in a body - ...

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  14. Solid AB has the NaCZ structure. Atom A occupy the corners of the cubi...

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  15. In a solid AB having the NaCZ structure. ‘A’ atoms occupy the corners ...

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  16. A Binary solid has rocksalt structure The edge length is 400 pm and th...

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  17. In a crystalline solid, anions B are arranged in ccp lattice and catio...

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  18. The percentage of void space of a metallic element crystallising in a ...

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  19. A compound contains elements X and Y. Y atoms form CCP lattice and ato...

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  20. In a Face centered Cubic lattice, the packing fraction is

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