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What type of crystal defect is indicated...

What type of crystal defect is indicated in the diagram given below :
`{:(Na^(+),Cl^(-),Na^(+),Cl^(-),Na^(+),Cl^(-)),(Cl^(-),square,Cl^(-),Na^(+),square,Cl^(-)),(Na^(+),Cl^(-),square,Cl^(-),Na^(+),Cl^(-)),(Cl^(-),Na^(+),Cl^(-),Na^(+),square,N^(+)):}`

A

Frenkel defect

B

Schottkydefect

C

Interstial defect

D

Frenkel and Schottkydefect

Text Solution

Verified by Experts

The correct Answer is:
B
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If the positions of Na^(+) and Cl^(-) is:

OP TANDON-STATES OF MATTER (SOLID STATE)-OBJECTIVE QUESTIONS (LEVEL -A)
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  15. Which defect cause decrease in the density of crystal?

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