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Na and Mg crystallize in bcc- and fcc-ty...

`Na` and `Mg` crystallize in bcc- and fcc-type crystals, respectively, then the number of atoms of `Na` and `Mg` present in the unit cell of their respective crystal is

A

4 and 2

B

9 and 14

C

14 and 9

D

2 and 4

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE-THE SOLID STATE -ASSIGNMENT SECTION-A (OBJECTIVE)
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  3. Na and Mg crystallize in bcc- and fcc-type crystals, respectively, the...

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  4. The edge of unit of FC C Xe crystal is 620 pm .The radius of Xe atom i...

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  5. The number of atoms in 100 g an fcc crystal with density d = 10 g//cm^...

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  6. The interatomic distance for bcc crystal is

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

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

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  9. In the crystals of which of the following ionic compounds would you ex...

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

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  11. Coordinating number of Na^(+) in NaCl is

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

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

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  14. The unit cell of a binary compound of A and B has ccp structure with A...

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

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

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  17. Schottky defect occurs mainly in electrovalent compounds where

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  18. Which one of the following is the correct statement ?

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  20. Doping silicon with boron produces a -

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