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Schottky defect causes...

Schottky defect causes

A

Increase in the density of solid

B

Decrease in the density of solid

C

No change in the density of solid

D

Decrease in the conductivity of solid.

Text Solution

Verified by Experts

The correct Answer is:
B
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Write short notes on : (a) Schottky defect (b) Frenkel defect

Knowledge Check

  • If an element (at. wt. = 50) crystal in foc lattice, with a = 0.50 nm. What is the density of unit cel if it contains 0.25 % . Schottky defects (use N_(A) = 6 xx 10^(23) ) ?

    A
    2.0 g/ cc
    B
    2.66 g/cc
    C
    3.06 g/cc
    D
    None of these

  • Schottkey defects -

    A
    Are common is alkalimetal halides
    B
    Are stoichiometric defects
    C
    Are thermodynamic defects
    D
    Cause drop in density

  • Schottky defect does not causes

    A
    Increase in the density of solid
    B
    Decrease in the density of solid
    C
    No change in the density of solid
    D
    Decrease in the conductivity of solid

    • Similar Questions

    Explore conceptually related problems

    (A) Schottky type defect is shown by crystals with high coordination number. (R) In crystals with Schottky defect cations always occupy interstitial positions

    Which of the following statements are not correct ? (A) Diode is a combination of n-type and p-type semiconductors. (B) Silicon or germanium is electron rich impurity. (C ) Phosphorus and arsenic and electron deficient impurities. (D) Schottky defect decreases the density of the crystal.

    Schottky defect in crystals is observed when

    Schottky defect in crystals is observed when

    (A) In any ionic solid with Schottky defects the number of positive and negative ions is same. (R) Equal number of cation and anion vacan­cies are present

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