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What is the hight of an HCP unit cell ?...

What is the hight of an HCP unit cell ?

A

`(sqrt3)/(2)a`

B

`sqrt((3)/(2))a`

C

`sqrt((2)/(3)) xx 2a`

D

`(sqrt2)/(3) a`

Text Solution

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The correct Answer is:
C
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RESONANCE-SOLID STATE-Part-II : Only one option correct type
  1. Volume of HCP unit cell is:

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  2. Fraction of empty space in ABAB type arrangement in 3D

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  3. What is the hight of an HCP unit cell ?

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  4. What is the number of atoms in a unit cell of face-centred cubic cryst...

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  5. Which of the following shaded plane in fcc lattice contains arrangeme...

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  6. Copper crystallises in a structure of face centerd cubic unit cell. Th...

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  7. The maximum percentage of available volume that can be filled in a fac...

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  8. In a face centred cubic lattice the number of nearest neighbours for a...

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  9. Which one of the following schemes of ordering closed packed sheets of...

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  10. If the anions (A) form hexagonal closest packing and cations (C) occup...

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  11. You are given 4 identical balls. What is the maximum number of square ...

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  12. The empty space between the shaded balls and hallow balls as shown in ...

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  13. If the close-packed cations in an AB-type solid gave a radius of 75 pm...

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  14. In a hypothetical solid C atoms form C C P lattice with A atoms occupy...

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  15. Following three planes (P(1),P(2),P(3)) in an FCC unit cell are shown ...

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  16. In an FCC unit cell a cube is formed by joining the centers of all the...

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  17. The radius of Ag^(+) ion is 126 pm and that of I^(-)ion is 216 pm. The...

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  18. The tetrahedral voids formed by ccp arrangement of Cl^(-) ions in rock...

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  19. Antifluorite structure is derived from fluorite structure by:

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  20. In zinc blends structure the coordination number of Zn^(2+) ion is

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