
Solid State 12th Chemistry || Chapter 1 Part7 Nonstoichiometric defect - Impurity defect
@a2zpractical991
Solid state Part 8 video
https://youtu.be/Aw9fbpV__d4
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Halogen derivatives class 12th chemistry playlist link
https://youtube.com/playlist?list=PLUQt1PGE92W3F5Dg_wylx3f7c3K8-Fvek&si=9RRVIWZm1ZkgESPv
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Time stamps ⏳
00:00- Introduction
1:23 - Impurity defect
2:24 - substitutional impurity defect
9:21 - Interstitial impurity defect
11:43 - Non stoichiometric defect
14:06 - Metal deficiency defect
19:50 - Metal excess defect
23:52 - Colour OR F- factor
30:50 - Electrical properties of solid
Video Summary
AI GeneratedThis lesson from A2J Practicals explores crystal defects and electrical properties of solids. It details how impurity and non-stoichiometric defects alter lattice structures and explains the phenomenon of F-centers. The session concludes by introducing the classification of materials into conductors, insulators, and semiconductors, emphasizing a practical approach to learning.

