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The Solid State

Question

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What type of crystal defect is indicated in the diagram below?

Frenkel defect

Frenkel and Schottky defects

Interstitial defect

Schottky defect

Solution

D.

Schottky defect

When the equal number of cations and anions are missing. Then it is the case of Schottky defect.

Some More Questions From The Solid State Chapter

Ionic solids conduct electricity in liquid state but not in solid state. Explain.

What type of solids are electrical conductors, malleable and ductile?

Give the significance of a 'lattice point'.

Name the parameters that characterize a unit cell.

Distinguish between Hexagonal and monoclinic unit cells.

Distinguish between Face-centred and end-centred unit cells.

What is the two-dimensional coordination number of a molecule in square close packed layer ?

A compound is formed by two elements M and N. The element N forms ccp and atoms of M occupy 1/3 of tetrahedral voids. What is the formula of the compound?

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