8 PM Class 12 NCERT Chemistry - SOLID STATE By Yakshu Ma'am | L13  English Medium
Channel: Doubtnut
Date: 2020-07-13

Class 12 CHEMISTRY Chapter 1. SOLID STATE Notes in English:  

https://drive.google.com/file/d/1JpuDA68P4Dy1vlE1BVMvWx7Ab2XScv20/view?usp=sharing

0:00:00   Introduction to Lecture 13
0:01:00 Intrinsic Semiconductors (Valence Band, Conduction Band, Doping, What is Doping?, intrinsic semiconductor)
0:06:40 Extrinsic Semiconductor (Perfect Crystal, Conductivity)
0:09:51 Extrinsic Semiconductor - Electron Rich Impurities (Extrinsic semiconductor, what is extrinsic semiconductor?, n type semiconductor)
0:14:00 Extrinsic Semiconductor - Electron Deficient Impurities (p type semiconductor) 
0:21:56 Magnetic Properties (Magnetic Spin, Magnetic moment, Orbital motion)
0:25:38 Magnetic Properties - Diamagnetism (Diamagnetic, diamagnetic substance, Net magnetic moment)
0:29:10 Magnetic Properties - Paramagnetism (paramagnetic, paramagnetic substance)
0:32:31 Magnetic Properties - Ferromagnetism (Ferromagnetic, ferromagnetic substance)
0:35:28 Magnetic Properties - Antiferromagnetism (Anitferromagnetic, Anitferromagnetic substance)
0:37:58 Magnetic Properties - Ferrimagnetism (Ferrimagnetic, Ferrimagnetic substance)
0:42:01 Quick Revision on Magnetic Properties 


Topic to be covered in this lecture-
Band Theory || Magnetic Properties of Solids
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