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The volume of atom present in a face-cen...

The volume of atom present in a face-centred cubic unit cell of a metal (`r` is atomic radius ) is

A

`20/3 pir^3`

B

`24/3 pir^3`

C

`12/3 pir^3`

D

`16/3 pir^3`

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The correct Answer is:
D
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Total volume of atoms present in a face centred cubic unit cell of a metal is (r=radius of atom)

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AAKASH INSTITUTE-THE SOLID STATE -ASSIGNMENT SECTION-A (OBJECTIVE)
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  8. The number of atoms in 100 g an fcc crystal with density d = 10 g//cm^...

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  9. The interatomic distance for bcc crystal is

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  10. The cubic unit cell of a metal (molar mass= 63.55 "mol"^(-1)) has an e...

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  11. CsBr crystallises in a body- centred cubic lattice. The unit cell leng...

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  13. Lithium metal crystallizes in a body centred cubic crystals. If the le...

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  15. Body -centred cubic lattice has a corrdination number of

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  16. When molten zinc is cooled to solid state, it assumes hcp structure. T...

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  18. Which of the following unit cell is not possible for monoclinic crysta...

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  19. Which defect causes decreases in the density of crystal?

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