Cycloaddition Reaction | Pericyclic Chemistry | CSIR NET DEC 2026 | Lec 01 | IFAS

Cycloaddition Reaction | Pericyclic Chemistry | CSIR NET DEC 2026 | Lec 01 | IFAS explained with clear concepts and exam-focused approach. Master pericyclic reactions, Diels-Alder & 4+2 cycloaddition PYQ tricks for CSIR NET, GATE & SET. 🔥Join India's Best Coaching for CSIR NET and GATE Exams: https://ifasonline.com/csir-net/chemi... https://ifasonline.com/alumninetwork 📞 Need Guidance? Call/WhatsApp: 9172266888 ━━━━━━━━━━━━━━━━━━━━━━━━━ ⏳ Lecture Timeline: [00:00:00] – Introduction – Cycloaddition Reaction [00:14:14] – Cycloaddition Types Overview [00:14:52] – 4+2: Four Subtypes [00:16:31] – Diels-Alder Reaction [00:18:05] – Concept: Diene Requirements [00:19:04] – Important: Parallel Plane Approach [00:19:20] – HOMO–LUMO Interaction [00:21:02] – MO Diagram: 4π System [00:23:08] – Thermal vs Photochemical HOMO [00:24:35] – Diels-Alder HOMO-LUMO [00:25:24] – Important: Supra-Supra Allowed [00:28:29] – Trick: Supra/Antara Identification [00:30:22] – Why 4+2 Thermal Allowed [00:33:42] – Important: Allowed/Forbidden Rule [00:35:05] – Question 1: Cycloaddition Conditions [00:37:23] – Question 2: Diene Selection [00:40:22] – Question 3: Diene Selection [00:40:56] – Complete Session – (Cycloaddition Reaction) ━━━━━━━━━━━━━━━━━━━━━━━━━ 📖 Topics Covered in This Lecture: • Cycloaddition: Diels-Alder & 4+2 PYQ Tricks • Pericyclic: 2+2, 8+2, 8+4 Concepts • Supra-Supra & Thermal/Photochemical Problems • 1,3-Dipolar, Allylic & Cheletropic Concepts ━━━━━━━━━━━━━━━━━━━━━━━━━ 📚 Lecture Summary: In this session, IFAS Expert Faculty focuses on Pericyclic Chemistry, specifically Cycloaddition Reactions. Key concepts: Diels-Alder, 4+2, 2+2, 8+2, 8+4, 1,3-dipolar, allylic, cheletropic, HOMO-LUMO, supra-supra, thermal vs photochemical, allowed/forbidden rules. Cycloaddition Reaction PYQ problem-solving and tricks are covered for CSIR NET, GATE & SET. Cycloaddition Reaction concepts strengthened with exam-focused shortcuts. ━━━━━━━━━━━━━━━━━━━━━━━━━ 🎓 This lecture is highly beneficial for students preparing for: ✅ CSIR NET Chemical Science ✅ GATE Chemistry ✅ SET Chemistry ✅ TIFR Chemistry ✅ BARC / DRDO / ISRO Exams ✅ PhD Entrance Exams ━━━━━━━━━━━━━━━━━━━━━━━━━ 🏆 Why IFAS is India’s No. 1 Choice for CSIR NET & GATE Chemistry? (Our Results Speak): ✅ CSIR NET Dec 2025: 4000+ Selections (AIR 3, 8, 9.....) ✅ CSIR NET June 2025: 4200+ Selections (AIR 1, 2, 6, 10...) ✅ CSIR NET Dec 2024: 4000+ Selections (AIR 5, 6, 7, 8, 9...) ✅ CSIR NET June 2024: 2000+ Selections (AIR 3, 10, 13...) ✅ CSIR NET Dec 2023: 1200+ Selections (AIR 2, 4, 5...) 📄 View IFAS Result Sheet: 👉 https://drive.google.com/file/d/1THh6... ━━━━━━━━━━━━━━━━━━━━━━━━━ 🔗 Important Links: 🌍 Visit our Website: https://ifasonline.com 📞 Contact for Queries: 9172266888 📘 Free Counselling: https://ifasonline.com/csir-net/chemi... ━━━━━━━━━━━━━━━━━━━━━━━━━ 🔗 India's Best Online Classes and Books: 🔥CSIR NET Chemical Science Live & Recorded Course: https://ifasonline.com/csir-net/chemi... 🎯 GATE Chemistry Recorded Course: https://ifasonline.com/gate/chemistry... 📘CSIR NET Chemical Science Books: https://ifasonline.com/csir-net/chemi... ━━━━━━━━━━━━━━━━━━━━━━━━━ 📲 Download IFAS App: Android: https://play.google.com/store/apps/de... IOS: https://apps.apple.com/us/app/ifas/id... ━━━━━━━━━━━━━━━━━━━━━━━━━ Stay Updated Via Other Social Media: ✔Telegram: https://t.me/NET_GATE_SET_ChemistryDi... ✔Instagram:   / csir_net_chemical_science   #pericyclicchemistry #cycloadditionreaction #csirnetchemicalscience #gatechemistry #csirnetchemistry #csirnetdec2026 #csirnetlecture #ifaschemistry