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Schottky defect is (a) Vacancy of ions (b) delocalizations of ions (c) interstitial vacancy of ions (d) vacancy of only cations.

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 Schottky defect is

(a) Vacancy of ions

(b) delocalizations of ions

(c) interstitial vacancy of ions

(d) vacancy of only cations.

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Best answer

Correct option (a) Vacancy of ions

Explanation:

In Schottky defect, some of the lattice points are unoccupied (vacancies or holes). The number of missing cations and anions is the same, thus crystal remains neutral.

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