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प्रश्न
Answer the following question.
What type of stoichiometric defect is shown by ZnS and why?
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उत्तर
The stoichiometric defect shown by ZnS is Frenkel defect which is due to the large difference in the size of the ions, i.e. due to the small size of Zn2+.
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संबंधित प्रश्न
Out of NaCl and AgCl, which one shows Frenkel defect and why?
Schottky defect defines imperfection in the lattice structure of ____________.
Assertion: No compound has both Schottky and Frenkel defects.
Reason: Both defects change the density of the solid.
Alkali halids do not show Frenkel defect because ____________.
Silver halides generally show:
In a Schottky defect ____________.
Which of the following point defects are shown by AgBr(s) crystals?
- Schottky defect
- Frenkel defect
- Metal excess defect
- Metal deficiency defect
Which of the following statements are not true?
(i) Vacancy defect results in a decrease in the density of the substance.
(ii) Interstitial defects results in an increase in the density of the substance.
(iii) Impurity defect has no effect on the density of the substance.
(iv) Frankel defect results in an increase in the density of the substance.
The incorrect statement about the imperfections in solids is ______.
Which type of ‘defect’ has the presence of cations in the interstitial sites?
