Question

define vacancy defect ​

Answer 1

Answer:

In crystallography, a vacancy is a type of point defect in a crystal where an atom is missing from one of the lattice sites. Crystals inherently possess imperfections, sometimes referred to as crystalline defects. ... It is the simplest point defect. In this system, an atom is missing from its regular atomic site.

Explanation:

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Answer 2

vacancy defect :--

when some of the lattice sites are vacant, the crystal is said to have vacancy defect. this results I. decrease in density of the substance . this defect can also develop when a substance is heated.

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