Solid State 03 Close Packed Structures Class 12 NCERT

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NCERT Wallah - SANKALP 2021 • 📝 For Lecture notes, visit SANKALP Batch in Batch Section of PW App/Website. • 📲PW App Link - https://bit.ly/YTAI_ncert • 🌐PW Website - https://www.pw.live • Closest packed structures refers to the most tightly packed or space-efficient composition of crystal structures. • Topics covered in this lecture are: • •The seven crystal systems • •Closed packing in one dimension • •Closed packing in three dimension • •Voids • •Types of voids • •Tetrahedral voids • •Octahedral voids • •Triangular voids • •Cubical voids • •Locations of voids • There are many other chapters taught in upcoming videos for class 12. Stay tuned with NCERT Wallah. • NOTE : This batch is completely FREE ,you just have to click on BUY NOW button for your enrollment. • ▶ Complete SOLID STATE Chapter - • SOLID STATES - Class 12th Chemistry C... • • 🔴 Details about the batch - • • LIVE Lectures for Class 12th Students • • All Derivations Concepts are discussed in detail • • PDF Notes of each Lecture • • Summary Videos Of Each Chapter • • Discussions of NCERT Back Exercises • • For student interactions we Organize Menti, Motivation Session • • 🎦 12 Lectures in a Week (2 Lectures / day) • TIMESTAMPS - • 0:00 introduction • 1:30 Quick Recap ( previous class lecture) • 8:46 Close packing in one dimensions • 11:27 close packing in two dimensions • 15:03 square close packing (2-D) • 15:50 hexagonal close packing (2-D) • 18:48 close packing in three dimensions • 24:09 placing second layer over first layer • 25:41 tetrahedral void • 26:27 Octahedral void • 28:15 placing third layer over the second layer i) covering tetrahedral void • 38:34 ii) covering Octahedral void • 46:04 type of void • 50:43 some key points • 57:55 Location of void • 1:02:30 1.14 Intext Question • 1:03:35 1.15 Intext Question • 1:06:12 1.16 Intext Question • 1:08:30 1 Extra Question • 1:11:00 2 Extra Question • 1:12:05 3 Extra Question • 1:14:10 4 Extra Question • 1:16:20 NCERT Exemplar (MCQs) • 1:17:27 Match the following type Question • 1:21:00 Thank You • • For any queries or complaints Visit : • For PW APP : https://physicswala.page.link/?type=c... • For PW Website : https://www.physicswallah.live/contac... • #SolidState #Sankalp #NCERTWallah

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