Lectures

Master Chemistry Concepts

Comprehensive video lectures and tutorials for Class XI, Class XII, JEE & NEET preparation.

Bridge Course (10th to 11th) IIT PAL Lectures (All Subjects) JEE/NEET Exam Strategy

CLASS XI Chemistry

1. Some Basic Concepts of Chemistry

▶️Lecture-1: Introduction to Mole Concept ▶️Lecture-2: Molar Mass Tricks & Concepts ▶️Lecture-3: Moles, Mass & Volume ▶️Lecture-4: Empirical & Molecular Formulas ▶️Lecture-5: Chemical Equation & Stoichiometry ▶️Lecture-6: Limiting & Excess Reagent Tutorial ▶️Lecture-7: Percentage Purity & Percent Yield ▶️Lecture-8: Concentration Terms Tutorial ▶️Lecture-9: Molarity, Molality & Mole Fraction ▶️Lecture-10: ppm, ppb, Normality & Chemical Equivalence 📄Limiting Reagent & Stoichiometry Practice 📄Calculation: Molar Mass of M2CO3

2. Structure of Atom & Chemical Bonding

▶️Characteristics of Wave (Atomic Structure) 📄Find Orbital Symbol Using Radial & Angular Nodes 📄Why SiO2 is NOT sp Hybridized like CO2 📄Nature of Pi Bond in CO2 (pπ-pπ)

3. Thermodynamics & Equilibrium

▶️Thermodynamics Full Lecture Videos 📄Dynamic Nature of Reversible Reactions 📄Law of Chemical Equilibrium & Mass Action 📄Equilibrium Constant (Kc) Explained 📄Chemical Equilibrium: Kp Explained 📄Reaction Quotient (Qc) vs Equilibrium Constant (Kc) 📄Predicting Direction & Extent of Reactions 📄Relationship Between Q, K and ΔG 📄Degree of Dissociation & ICE Tables ▶️Le Chatelier's Principle (Core Concept) 📄Le Chatelier: Effect of Concentration 📄Le Chatelier: Effect of Temperature 📄Le Chatelier: Effect of Pressure 📄Le Chatelier: Addition of Inert Gas 📄Ostwald's Dilution Law (Ionic Equilibrium) 📄Ionic Product of Water (Kw) & pH Scale 📄Finding pH of Acid and Base Solutions 📄pH of Acid-Base Mixtures 📄Buffer Solutions Explained (Acidic & Basic) 📄Predicting the Nature of Salt Solutions (Hydrolysis) 📄Relation Between Ksp and Solubility (S) 📄Decoding Energy Profile Diagrams (Intermediates & RDS)

4. Redox Reactions

▶️Redox Reactions Main Lectures 📄Representations of Redox Reactions 📄Rules for Assigning Oxidation Numbers 📄Oxidation Number of Sulphur in H2S2O8 📄Balancing Redox Reactions in Acidic Medium 📄Balancing Redox Reactions in Alkaline Medium 📄Disproportionation Reactions Explained 📄How to Find N-factor in Disproportionation 📄Comproportionation Reactions Explained 📄Comproportionation: The Opposite of Disproportionation 📄General Methods to Find N-factor 📄Why is the N-factor of H3PO2 only 1? 📄How to Identify the Strongest Reducing Agent 📄Labeling of Oleum & Free SO3

5. General Organic Chemistry & Hydrocarbons

📄Stability of Charges: Acidic & Basic Strength 📄Double Bond Equivalent (DBE) / Degree of Unsaturation 📄Ortho Effect (SIR) & Acidic Strength 📄Calculating Possible Isomers 📄Minimum Carbon Atoms for Chiral Alkane 📄Finding R/S Configuration in Fischer Projections 📄Effect of Solvent on SN1 and SN2 Mechanisms 📄Mechanism: Acid-Catalyzed Hydration of Alkenes 📄Carbocation Rearrangement in Hydration 📄Carbocation Ring Expansion & Conversions 📄1,4-Addition Reaction in Buta-1,3-diene ▶️Reductive Ozonolysis of Alkenes 📄Reverse Ozonolysis: Find Alkene from Products 📄Cross Wurtz Reaction Products 📄Mastering Propene Reaction Flowcharts

CLASS XII Chemistry

1. Solutions

▶️Lecture-1: Solutions Introduction ▶️Lecture-2: Concentration Terms ▶️Lecture-3: Solubility & Henry's Law ▶️Lecture-4: Raoult's Law ▶️Lecture-5: Colligative Properties (Part 1) ▶️Lecture-6: Colligative Properties (Part 2) 📄Understanding Boiling Point 📄Finding Molality from Mole Fraction 📄Hypotonic, Hypertonic & Isotonic Solutions 📄Calculate Van't Hoff Factor with Degree of Dissociation 📄Finding Van't Hoff Factor of Complex Salts 📄Isotonic Solutions: Percentage Dissociation of K2SO4 📄Hannay-Smith Equation

2. Electrochemistry

📄How to Calculate E°cell of Galvanic Cell 📄Deriving and Remembering the Nernst Equation 📄Relationship Between E°cell and Equilibrium Constant (K) 📄Faraday's Law: Calculate Mass of Copper 📄Faraday Charge Required to Produce 1 Mole of Fe 📄Calculate Charge in Faraday to Reduce Ions 📄Finding E°cell Using Latimer Diagrams

3. Chemical Kinetics

📄Find Overall Order of Reaction from Mechanism ▶️Derivation of Time Required for Zero Order Reaction

4. Coordination Compounds

📄Formula of Iron(III) hexacyanidoferrate(II) 📄Geometrical Isomers for Square Planar Complex [Mabcd] 📄Werner's Theory: Numerical Predictions 📄Werner's Theory: AgNO3 Precipitation Problems 📄Calculate Spin Only Magnetic Moment 📄d6 Electron Configuration in t2g and eg (CFT)

5. Organic Chemistry: Reactions & Specific Reagents

📄Aldol Condensation of Ethanal (Ultimate Guide) 📄Grignard Reagent Reacts with Ethylene Oxide 📄Grignard Reaction: Isopropyl Magnesium Halide 📄Grignard Reactions Extended Practice 📄Reaction of Ethyl Magnesium Bromide with CO2 📄The Ultimate Alkyl Cyanide/Nitrile Reaction Chart 📄How to Solve Complex Organic Reaction Charts 📄Finding Major Product in Multi-step Synthesis

6. Organic Chemistry: Distinction Tests

📄Complete Organic Distinction Tests (JEE/NEET/Boards) 📄Tollens' Test (Silver Mirror Test) 📄Fehling's Test Explained 📄Iodoform Test & Haloform Reaction 📄Finding Major Product in Iodoform Test 📄Brady's Test (2,4-DNP) for Carbonyls ▶️Lucas Test for Alcohols 📄Victor Meyer's Test Explained ▶️Baeyer's Test for Unsaturation 📄Bromine Water Test Explained 📄Neutral FeCl3 Test for Phenols 📄Liebermann's Nitroso Test 📄Hinsberg's Test for Amines 📄Carbylamine Test Explained

7. Organic Chemistry: Conversions Practice

📄Aliphatic to Aromatic Conversions 📄Convert Ethane to 2-Methylpropan-1-ol 📄Convert Ethyne to Acetanilide 📄Convert Aniline to p-Bromoaniline 📄Convert Benzyl Alcohol to 2-Phenylethanoic Acid 📄Convert Propanal to Propanone 📄Multi-step: Acetic Acid to 2-Hydroxypropanoic Acid 📄Organic Conversion: 2-Bromobutane

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