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The crystal system of unit cell dimensio...

The crystal system of unit cell dimensions a=0.387, b=0.387 and c=0.504 nm and `alpha=beta=90^@` and `gamma=120^@` is

A

Cubic

B

Hexagonal

C

Orthorhombic

D

Rhombohedral

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The correct Answer is:
B
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The crystal system of a compound with unit cell dimensions a=0.387,b=0.387 and c=0.504 and alpha=beta=90^(@) and gamma=120^(@) is

The crystal system of a compound with unit cell dimensions a=0.350,b=0.350 and c=0.500 and alpha=beta=90^(@) and gamma=120^(@) is

The crystal system of a compound with unit cell dimensions a = 0.388 , b = 0.388 and c = 0.506 nm and alpha = beta = 90^@ and gamma = 120^@ is

Tetragonal crystal system has the unit cell dimensions:

Tetragonal crystal system has the following unit cell dimensions :

Rhombohedral crystal system has the following unit cell dimensions :

The unit cell with crystallographic dimensions , a= b nec " and " alpha = beta=gamma = 90^0

Pick up the correct statement: (a) The crystal of AgBr does not have Schottky defect (b) The crystal system having crystal parameters, a = b != c, alpha= beta= 90^(@), gamma= 120^(@) is for a hexagonal unit cell (c) Ionic compounds having Frenkel defect, generally show a low radius ratio value. (d) The coordination number of Na^(+) ion in NaCl is 4

Assertion (A) : Graphite is an example of tetragonal crystal system. Reason (R ) : For a tetragonal system, a = b != c and alpha = beta = 90^(@), gamma = 120^(@) .

Example of unit cell with crystallographic dimensions a!=b!=c, alpha=beta=gamma=90^(@) is :

RESONANCE ENGLISH-SOLID STATE-Part-II : Only one option correct type
  1. Which of the following are the correct axial distance and axial angles...

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  2. Choose the correct statements

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  3. The crystal system of unit cell dimensions a=0.387, b=0.387 and c=0.50...

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  4. Body centred cubic lattice has a coordination number of

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  5. Iron crystallises in a body centred cubic structure. Calculate the rad...

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  6. A metal crystallize in a body centered cubic lattice (bcc) with the ed...

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  7. At room temperature, Polonium cryatsillises in Cubic primitive cell. I...

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  8. Lithium crystallizes in a body centred cubic lattice , how many next n...

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  9. Consider a Body Centred Cube (BCC) arrangement, let d(e), d(fd), d(bd)...

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  10. How many number of atoms are completely inside the HCP unit cell ?

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  11. The shortest distance between I^(st) and V^(th) layer of HCP arrangeme...

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  12. Volume of HCP unit cell is:

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

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  14. What is the height of an HCP unit cell ?

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  15. What is the number of atoms in a unit cell of a face-centred cubic cry...

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  16. Which of theshaded plane in fcc lattice contains arrangement of atoms

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

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

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  19. What are the number of atoms per unit cell and the number of nearest n...

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

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