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The number of nearest neighbours of each...

The number of nearest neighbours of each atom in cubic close packing (ccp) and body-centred cubic arrangement (bcc) is respectively

A

12, 12

B

12, 8

C

8, 6

D

8, 8

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The correct Answer is:
B
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AAKASH INSTITUTE-MOCK TEST 15-Example
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  8. The number of nearest neighbours of each sphere in hexagonal closed pa...

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  9. In an arrangement of type ABABA .... identical atoms of first layer ( ...

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  10. Given an alloy of Cu, Ag and Au in which Cu atoms constitute the ccp a...

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  11. Which of the following statement is false ?

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  12. In fcc , a tetrahedral void is formed by atoms at

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  13. The relation between atomic radius ( r ) and edge length ( a ) a face ...

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  14. The fraction of the total volume occupied by atoms in a simple cube is

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  15. In a close packed structure of mixed oxides , the lattice is composed ...

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  16. An ionic solid AB crystallizes as a bcc structure . The distance betwe...

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  17. In a metal M having bcc arrangement edge length of the unit cell is 40...

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  18. A compound XY crystallizes in BCC lattice with unit cell - edge length...

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