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(A): A void surrounded by a triangle of ...

(A): A void surrounded by a triangle of spheres capped by another sphere is called tetrahedral void.
(R) : Tetrahedral voids are in tetrahedral arrangement

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

(A) is false but (R ) is true

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-SOLID STATE-LEVEL - I (EXERCISE - II)
  1. The number of octahedral voids in a unit cell of cubic close packed st...

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  2. In which of the following crystal the void efficiency is 32%?

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  3. (A): A void surrounded by a triangle of spheres capped by another sphe...

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  4. A body centered cubic solid is made up of two elements A and B. Atoms ...

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  5. A solid has a structure in which w atoms are located at the corners of...

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  6. A compound formed by elements X and Y crystallizes in a cubic structur...

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  7. A compound is formed by elements A and B. This crystallizes in the cub...

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  8. In a compound atoms of element 'Y' form C.C.P. lattice and those of el...

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  9. A compound M(p)X(q) has cubic close packing (ccp) arrangement of X. It...

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  10. The intermetallic compound LiAg crystallizes in cubic lattice in which...

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

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  12. Gold crystallizes with a

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

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  14. Sodium crystallizes in a bcc lattice, hence the coordination number of...

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  15. The metal having 26% void space in its crystal structure is

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  16. The percentage of void space of a metallic element crystallising in a ...

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  17. A metal crystallises in a simple cubic unit cell of edge length 6.22 Å...

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  18. Sodium metal crystallises in a body-centred cubic lattice with the cel...

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  19. Copper crystallises in a f.c.c. lattice, the length of the unit cell i...

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  20. The radius of an atom of an element is 80 pm. If it crystallises as a ...

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