Phenols One-Shot (No part two) | Full Chapter | NEB Class 12 Organic Chemistry скачать в хорошем качестве

Phenols One-Shot (No part two) | Full Chapter | NEB Class 12 Organic Chemistry

This Phenols One-Shot video covers the entire NEB Class 12 Chemistry syllabus of Phenol in one complete lecture. Ideal for board exam preparation, reaction mastery, and quick revision. 📌 Topics Covered: ⏱️ Timestamps – Phenols (NEB Class 12) 0:00 Background 0:46 Introduction 1:04 Classification 2:00 Nomenclature 7:19 Methods of Preparation 7:50 Dow’s Process (from Chlorobenzene) 8:26 From BDC (Benzenediazonium Chloride) 9:57 From Sodium Benzene Sulphonate Chemical Properties: 12:08 Chemical Properties 12:14 Acidic Nature of Phenol 13:05 Resonance 17:08 Stability: Phenol vs Phenoxide Ion 19:42 Factors Affecting Acidity 21:26 Acidity: Phenol vs Alcohol vs Carboxylic Acid Action with Reagents: 23:20 Action with NH₃, Zn, Na & PCl₅ 24:30 Action with BDC 25:45 Action with Phthalic Anhydride 26:52 Action with Acid Halide / Anhydride Named Reactions: 27:53 Reimer–Tiemann Reaction 28:45 Kolbe’s Carboxylation Reaction Electrophilic Substitution: 29:20 Reactions due to Benzene Ring 29:40 Nitration, Halogenation & Sulphonation 31:26 Friedel–Crafts Alkylation & Acylation 33:45 Old is Gold (New Course) 41:35 Outro & Recap 🎯 Best for: NEB Board Exam • Class 12 Chemistry • Organic Reactions • One-Shot Revision