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Statement -1 Crystal defect are saomtime...

Statement -1 Crystal defect are saomtimes called thermodnamic defect
Statement -2 The number of defect genreally depends on the temperature

A

Statement -1 is True, Statement -2 is true : Statement -2 is a correct explanation for Statement -11

B

Statement -1 is True, Statement -2 is True , Statement -2 is NOT a correct explanation for Statement -11

C

Trapped eletrons

D

Statement -1 and Statement -2 both are False

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Why stoichiometric defects are also called intrinsic defects?

Crystal defect indicated in the diagram below is

Statement -1 The energy needed to from a Schottly defect is usually less then to from a Frenkel defect Statement -2 Frenkel defect in a compounds leads to a high dielectric constant

Statement 1: Frenkel defect showa interstitial as well as vacancy effect Statement 2: In Frenkel defect, solids show color because of F-centre.

GRB PUBLICATION-SOLID STATE-All Questions
  1. Statement -1 An ionic structure is composed of oppositely charged ions...

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  2. Statement -1 Radius ratios provide a rough idea to what structures are...

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  3. Statement -1 Crystal defect are saomtimes called thermodnamic defect ...

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  4. Statement -1 The energy needed to from a Schottly defect is usually le...

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  5. Statement -1 Generally cation go to void and anion from the lattice ...

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  6. Statement -1 In HCP structure the contribution of hexagonal face corne...

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  7. Statement-1 C.N of Cs^(+) ion in CsCl structure is 8 Statement -2 C...

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  8. Statement -1 In BCC structure, the corrdination number of nearest neih...

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  9. Statement -1 All crystal have defect Statement -2 Sometimes vacancis...

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  10. Statement -1 If alphais the unit cell length of a cubic lattice, the a...

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  11. Statement -1 The erutile structure is not close packes Statement -2 ...

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  12. Statement -1 At absolute zero, crystal tend to have a perfectly ordere...

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  13. Statement -1 Migration to the smaller ion usually the cation into the ...

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  14. Which of the following crystal will have at least two axial angle 90^(...

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  15. An ionic compound consists of only A^9+1),B^(+2)and C^(-3) ions Which ...

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  16. Which of the following statements is/are correct with respect to cryst...

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  17. Which of the following options(s) is/are incorrect with respect to cub...

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  18. Identify the statements which is/are correct.

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  19. An element A (Atomic weight = 12) having bcc structure has unit cell e...

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  20. Which of the following statements are incorrect with respect to crysta...

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