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A metal crystallises into a lattice cont...

A metal crystallises into a lattice containing a sequence of layers of atoms of AB AB AB `"………"`. What is the percentage by volume of this lattice having empty space ?

A

74

B

26

C

20

D

16

Text Solution

Verified by Experts

The correct Answer is:
B
AB AB AB `"……………"` is hcp arrangement in which space occupied is 74%
`:.` Empty space = 26%.
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MODERN PUBLICATION-THE SOLID STATE -MULTIPLE CHOICE QUESTIONS (LEVEL -II )
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  6. The empty space in hcp unit cell is

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  8. Total volume of atoms present in face centred cubic unit cell of metal...

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  9. If 'a' stands for the edge length of the cubic system : simple cubic ,...

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  10. If three interaxial angles defining the unit cell are all equal in mag...

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  12. Sodium chloride, NaCl usually crystallizes in a face centred cubic lat...

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  18. A mineral having the formula AB(2) crystallizes in the ccp lattice, wi...

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  19. Which of the following statement is not true about the hexagonal close...

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  20. Which of the following statements is not true ?

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