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Class 11 Chemistry in Hindi - NCERT Revision

Class 11 Chemistry in Hindi - NCERT Revision

Written by: PadhaiPaglu
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Chapter-by-chapter NCERT revision for Class 11 Chemistry, explained in Hindi. One short episode per chapter with a quick quiz and a one-minute recap. Free notes and practice: https://padhaipaglu.com The narration is AI-generated (a synthetic voice, not a real person's). Chapter content follows the NCERT syllabus.
Episodes
  • Ch 9 Hydrocarbons | Class 11 Chemistry in Hindi

    Ch 9 Hydrocarbons | Class 11 Chemistry in Hindi
    Oct 8 2026
    Hydrocarbons, Class 11 Chemistry NCERT: quick revision in Hindi, about 11 minutes, with quick quizzes and a one-minute recap. Free NCERT notes, flashcards and practice: https://padhaipaglu.com In this episode: - Classification of hydrocarbons: saturated, unsaturated and aromatic - Alkanes: CnH2n+2, chain isomerism and IUPAC naming - Wurtz reaction, free radical halogenation, combustion and aromatization - Preparing alkenes and alkynes: Lindlar catalyst, alcoholic KOH, sodamide - Alkenes: pi bond, Markovnikov's rule and the peroxide effect - Conformations of ethane: eclipsed vs staggered - Alkynes: sigma and pi bonds, acidity of terminal alkynes - Benzene: aromaticity, Huckel's rule, substitution and carcinogens Timestamps: 0:00 Introduction 0:20 Roadmap 0:52 Classification: saturated, unsaturated and aromatic 1:16 Common mistake: what saturated really means 1:39 Alkanes: general formula, isomerism and IUPAC naming 2:21 Alkane reactions: Wurtz, halogenation, combustion 3:23 Preparation of alkenes and alkynes 4:06 Quick quiz 1 4:32 Alkenes: sigma and pi bonds, Markovnikov's rule 5:36 Common mistake: conformations vs isomers 5:58 Quick quiz 2 6:31 Alkynes: triple bond and acidity of terminal alkynes 7:07 Benzene, aromaticity and Huckel's 4n + 2 rule 8:17 Quick quiz 3 8:51 Electrophilic substitution in benzene and carcinogens 9:31 Quick quiz 4 9:58 One-minute recap The narration is AI-generated (a synthetic voice, not a real person's). Chapter content follows the NCERT syllabus.
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    11 mins
  • Organic Chemistry — Some Basic Principles and Techniques

    Organic Chemistry — Some Basic Principles and Techniques
    Oct 7 2026
    Organic Chemistry — Some Basic Principles and Techniques, Class 11 Chemistry NCERT: quick revision in Hindi, about 13 minutes, with quick quizzes and a one-minute recap. Free NCERT notes, flashcards and practice: https://padhaipaglu.com In this episode: - Carbon's tetravalence and hybridization (sp3, sp2, sp) - Structural formulas: dash, condensed, bond-line, wedge-dash - Classification of compounds and homologous series - IUPAC nomenclature rules - Structural isomerism and stereoisomerism - Bond fission and electron displacement effects - Purification methods and qualitative/quantitative analysis Timestamps: 0:00 Introduction 0:26 Roadmap 0:56 Carbon's tetravalence and hybridization 1:57 Dash, condensed, bond-line and wedge-dash formulas 2:41 Mistakes in bond-line structures and pi bonds 3:02 Classification of organic compounds and homologous series 3:49 IUPAC nomenclature of organic compounds 4:42 Quick quiz 1 5:13 Structural isomerism and stereoisomerism 6:02 Quick quiz 2 6:27 Bond fission and curved arrow notation 7:09 Electron displacement effects in organic compounds 8:15 Mistakes in electron displacement effects 8:42 Quick quiz 3 9:03 Types of organic reactions and purification methods 10:03 Qualitative analysis of organic compounds 10:35 Acidifying before the halogen test 10:48 Quantitative analysis of organic compounds 11:40 Quick quiz 4 12:05 One-minute recap The narration is AI-generated (a synthetic voice, not a real person's). Chapter content follows the NCERT syllabus.
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    13 mins
  • Redox Reactions

    Redox Reactions
    Oct 6 2026
    Redox Reactions, Class 11 Chemistry NCERT: quick revision in Hindi, about 14 minutes, with quick quizzes and a one-minute recap. Free NCERT notes, flashcards and practice: https://padhaipaglu.com In this episode: - Classical definition of oxidation and reduction - Electron transfer definition and oxidizing/reducing agents - Activity series of metals: zinc-copper displacement - Oxidation number rules - Four types of redox reactions - Balancing redox equations - Redox titrations - Electrode potential and galvanic cells Timestamps: 0:00 Introduction 0:19 Roadmap 0:55 Classical definition of oxidation and reduction 1:39 Electron transfer definition of oxidation-reduction 2:40 Oxidizing agent vs reducing agent: the mix-up 3:08 Zinc and copper: activity series of metals 3:51 Oxidation number: rules and assignment 5:11 Quick quiz 1 5:54 Four types of redox reactions 7:11 Is every decomposition reaction a redox reaction? 7:50 Balancing redox equations: two methods 8:56 Quick quiz 2 9:40 Redox titrations and self-indicators 10:24 Limitations of oxidation number 10:53 Electrode potential and galvanic cells 12:15 Common mistakes: electrode potential sign and cell formula 12:36 Quick quiz 3 13:09 One-minute recap The narration is AI-generated (a synthetic voice, not a real person's). Chapter content follows the NCERT syllabus.
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    14 mins
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