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In which of the following crystals, alte...

In which of the following crystals, alternate tetrahedral voids are occupied?

A

NaCl

B

ZnS

C

`CaF_2`

D

`Na_2O`

Text Solution

Verified by Experts

The correct Answer is:
B
In ZnS structure, sulphide ions occupy all (fcc) lattice points while `Zn^(2+)` ions are present in alternate tetrahedral sites.
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-SOLID STATE-EXERCISE 2
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  2. A crystal made of metal crystallises into a lattice containing a seque...

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  3. In which of the following crystals, alternate tetrahedral voids are oc...

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  4. If the crystallises in zinc blende structure with I^- ions at lattice ...

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  5. The packing efficiency of the two dimensional square unit cell shown b...

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  6. Silver (atomic weight 108 g mol^(-1)) has a density of 10.5 g cm^(-3)....

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  7. In orthorhombic , the value of a, b and c are respectively 4.2Å, 8.6 Å...

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  8. Consider the following statements I. NaCl and KCl show metal excess ...

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  9. Consider the following statements I. Fe, Co, Ni CrO2 are ferrimagnet...

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  10. CsBr crystallizes in a body centred cubic lattice,The unit cell length...

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  11. If NaCl is doped with 10^(-4)mol%of SrCl(2) the concentration of cati...

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  12. Which of the following statements is /are correc ? I. For a simple c...

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  13. The ratio of packing fraction in fcc, bcc, and cubic structure is, res...

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  14. How many Cs^+ ions occupy the second nearest neighbour location of a C...

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  15. If R is the radius of the octahedral voids and r is the radius of the...

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  16. What is the packing efficiency of a unit cell which is represented in...

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  17. TiO(2) is well known example of :

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

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  19. A solid has a bcc structure. If the distance of closest approach betwe...

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  20. The ratio of closed packed atoms to tetrahedral holes in cubic close p...

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