Handwritten Chemistry Notes
Personal notes, highlighted NCERTs and revision sheets for JEE, NEET & CBSE Chemistry
54 notes · 17 Organic · 15 Inorganic · 12 Physical · 10 General
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Class 11 Chemistry
Mole Concept
Laws of chemical combination, significant figures, and accuracy vs precision
Atomic Structure
Sub-atomic particle discovery, Thomson and Rutherford models, atomic mass concepts
Periodic Properties
Modern periodic law, IUPAC nomenclature for elements with Z > 100
Chemical Bonding
Ionic bonding, lattice energy (Born–Haber cycle), and Fajan's rules
States of Matter
Boyle's, Charles's, Gay-Lussac's, Avogadro's laws and the combined ideal-gas equation
Thermodynamics
System–surroundings, state functions, work and heat sign conventions
Ionic Equilibrium
Acid–base theories (Arrhenius, Brønsted–Lowry, Lewis), conjugate pairs, Ka and Kb
GOC & Mechanisms
Inductive (+I, −I), mesomeric (+M, −M), and hyperconjugation effects
Practical Chemistry
Purification methods — crystallisation, distillation, sublimation, chromatography
Hydrocarbons & Halides
Free-radical halogenation of alkanes — selectivity and reactivity orders
Aromatic Compounds
Hückel's rule, aromaticity, anti-aromaticity, and non-aromatic systems
Environmental Chemistry
Atmospheric pollutants — primary vs secondary; NOx, SOx, CO chemistry
Class 12 Chemistry
Solid State
Seven crystal systems and 14 Bravais lattices — primitive, FCC, BCC, HCP
Solutions
Concentration units — molarity, molality, mole fraction, ppm
Electrochemistry
Galvanic and electrolytic cells, electrode potentials, SRP convention
Chemical Kinetics
Rate of reaction, rate law, order, molecularity, and rate-determining step
Surface Chemistry
Physisorption vs chemisorption — comparison table and Freundlich isotherm
Metallurgy
Ore concentration — gravity separation, froth flotation, magnetic separation, leaching
p-Block
Group 13 — boron family, diborane, borax, boric acid, aluminium chemistry
d & f Block
Electronic configurations of transition metals — exceptions and oxidation states
Coordination Compounds
Werner's theory, ligand types (mono/poly/ambidentate), denticity, EAN rule
Name Reactions
Aldol, Cannizzaro, Claisen, Perkin, Knoevenagel — α-carbon name reactions
Amines
Preparation — Gabriel phthalimide, Hofmann bromamide, reduction of nitriles/amides
Biomolecules & Polymers
Carbohydrates — monosaccharide structure (glucose, fructose), reducing/non-reducing sugars
Salt Analysis
Anion analysis — dilute H2SO4 group, concentrated H2SO4 group, and special-anion tests
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Frequently Asked Questions
Are these handwritten chemistry notes free to download?+
Yes. All notes by Paaras Sir on Canvas Classes are completely free — no login or payment required. Open any chapter to read online or tap "Open PDF" to download.
Which chapters are covered in these handwritten chemistry notes?+
All major Class 11 & 12 chapters: Organic Chemistry (Amines, Aldehydes & Ketones, Aromatic Compounds, Organic Name Reactions), Physical Chemistry (Thermodynamics, Chemical Kinetics, Electrochemistry, Solutions, States of Matter, Surface Chemistry), and Inorganic Chemistry (Chemical Bonding, Coordination Compounds, Metallurgy, Environmental Chemistry).
Are these chemistry notes useful for JEE Main and JEE Advanced?+
Yes — the notes are written with JEE patterns in mind. High-yield concepts, mechanisms, and shortcuts are highlighted throughout. Pair them with the Crucible question bank for active recall practice.
Are these notes good for NEET Chemistry preparation?+
Absolutely. NEET tests Organic, Inorganic, and Physical Chemistry — all three are covered. The notes follow NCERT closely and highlight topics that appear frequently in NEET previous-year questions.
Are these notes aligned with the NCERT Class 11 & 12 syllabus?+
Yes. Every note follows the CBSE-prescribed NCERT syllabus for Class 11 and Class 12 Chemistry, making them equally useful for board exams and entrance tests.
Who created these handwritten chemistry notes?+
Paaras Sir, a chemistry educator at Canvas Classes. The notes reflect his classroom teaching style — concise, visual, and exam-focused for JEE and NEET aspirants.