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Uncharged molecules or atoms are never c...

Uncharged molecules or atoms are never crystallized in

A

ccp

B

hcp

C

bcc

D

simple cubic

Text Solution

Verified by Experts

The correct Answer is:
D
Uncharged atoms and molecules pack more efficiently in closest packed structures. Simple cubic is least efficient packing
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DISHA PUBLICATION-THE SOLID STATE-EXERCISE -1 : CONCEPT BUILDER
  1. Which one of the following forms a molecular solid when solidified?

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  2. The total number of elements of symmetry in a cubic crystal is

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  3. Uncharged molecules or atoms are never crystallized in

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  4. Face-centred cubic packing of uniform spherical units is represented b...

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  5. The number of terrahedral and octahedral holes in a hexagonal primitiv...

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  6. AB crystallizes in a body centred cubic lattice with edge length a equ...

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  7. Among the following which has the highest cation to anion size ratio ...

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  8. A solid compound XY has NaCl structure. If the radius of the cation is...

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  9. The number of carbon atoms per unit cell of diamond unit cell is

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  10. In a cubic closed packed structure of mixed oxides the lattice is made...

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  11. Consider the radii 0.095 nm (Na^+), 0.181 nm (CI^-), 0.074 nm (Zn^(2+)...

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  12. Consider the following fcc unit cells choose the correct option

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  13. CaS exists in a cubic close packed arrangement of S^(2-) ions in which...

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  14. A mineral MX(2) crystallizes in ccp of M^(2+) ions whereas X^(-) ions ...

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  15. Polonium crystallizes in a simple cubic strtucture. The edge of the u...

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  16. CsBr has bcc stucture with edge length 4.3 pm .The shortest interionic...

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  17. In an ionic compound A^(+)X^(-), the radii of A^(+) and X^(-) ions ar ...

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  18. The coordination number X (---) of each ion in KBr is changed to Y (--...

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  19. Each edge of a cubic unit cell is 400pm long. If atomic mass of the e...

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  20. The atomic radius of strontium (Sr) is 215 p m and it crystallizes wit...

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