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In which pair most efficient packing is ...

In which pair most efficient packing is present?

A

hcp and ccp

B

bcc and ccp

C

bcc and simple cubic cell

D

bcc and hcp

Text Solution

Verified by Experts

The correct Answer is:
A
The most efficient packing is present in hcp and ccp. i.e., 74% in each case .
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-SOLID STATE-EXERCISE 1
  1. The NaCl structure can be converted into CsCl structure

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

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  3. In which pair most efficient packing is present?

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  4. In which of the following packing 74% space is occupied by the atoms w...

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  5. When the centres of the four immediate neighbouring spheres are joine...

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  6. If the number of close packed sphere be N, then the number of octahedr...

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  7. While placing the second layer over that first layer , if the sphere o...

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  8. In an antiflourite structure, cations occupy

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  9. The numbers of tetrahedral and octahedral holes in a ccp array of 100 ...

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  10. The total number of octahedral void (s) per atom present in a cubic cl...

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  11. Total no. of voids in 0.5 mole of a compound forming hexagonal closed ...

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  12. Point out the correct statement for the set of characteristics of ZnS ...

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

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  14. The ionic radii of Rb^(+) and I^(-) are 1.46 and 2.16Å. The most proba...

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  15. A solid is formed by two elements P and Q . The element Q forms cubic ...

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  16. Match the following

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

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  18. Xenon crystallizes in the face-centred cubic lattice and the edge of t...

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  19. How many unit cells are present in a cube-shaped crystal of NaCl of ma...

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  20. The pyknometric density of sodium chloride crystal is 2.165xx10^(3)kg ...

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