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In the crystals structures of sodium chl...

In the crystals structures of sodium chloride, the arrangement of `Cl^(-)` ions is

A

fcc

B

bcc

C

Both fcc and bcc

D

none of these

Text Solution

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The correct Answer is:
A
In NaCl, the arrangement of `Cl^(-1)` ions is fcc.
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Assertion: In the body centred cubic structure of CsCl the arrangement of Cl^(-) ions is primitive Reason: In CsCl, the Cs^(+) ion remains at the body centred position and Cl^(-) ions at the corners.

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If a is the edge length of unit cell of sodium chloride, the distance between the nearest Na^(+) and Cl^(-) ions is

NIKITA PUBLICATION-SOLID STATE -Multiple Choice Questions (III. PACKING OF CONSTITUENT PARTICLES, RADIUS RATIO )
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  3. In the crystals structures of sodium chloride, the arrangement of Cl^(...

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  14. The arranegement ABC, ABC, ABC ……. is referred as

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  15. Which of the following crystallizes in fcc structrue ?

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  16. The number of octabedral voids (s) per atoms present in a cubic packed...

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

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  18. What is meant by the term "coordination number"? b. What is the coor...

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  19. A tetrahedral void in a crystal implies that

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