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Q. Explain the compositional defects.
Ans. Compositional Defect: This defect due to
(a) Alloying an element to original crystal.
(b) Impuring atom during original crystallization.
These defects are responsible for functioning of most semiconductor devices.
A substitutional impurity defect is also a point defect in which a foreign atoms that substitutes for a parent atom in the crystal lattice e.g. in bras, zinc is a substitutional atom in the copper.
A interstitial impurity is a small sized atom occupying space between the regularity positioned atoms.
can you answer some problem from physical chemistry with a detailed approach why and how one should choose the steps in solving them.These are just random question that I have no c
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