NEET Formula Sheet — All Chapters
Free, chapter-wise formula sheets for the complete NEET syllabus — 39 chapters across Physics (20), Chemistry (19) and Biology (0). Each sheet packs the key formulas, definitions, facts, common traps and worked examples for fast revision. Read online, no login.Physics formulasChemistry formulas
- Chapters
- 39
- Physics
- 20
- Chemistry
- 19
Physics Formulas20 chapters
- Atoms & Nuclei3 topicsAlpha-particle scattering, Rutherford & Bohr models, hydrogen spectrum · Composition & size of nucleus, mass-energy relation & mass defect · Binding energy per nucleon, nuclear fission & fusion
- Current Electricity5 topicsElectric current, drift velocity, Ohm’s law, resistance · V-I characteristics, electrical energy & power, resistivity · Series & parallel resistors, temperature dependence of resistance · EMF & internal resistance, combination of cells · Kirchhoff’s laws, Wheatstone bridge, metre bridge
- Dual Nature of Radiation & Matter2 topicsPhotoelectric effect, Einstein’s photoelectric equation · Particle nature of light, matter waves, de Broglie relation
- Electromagnetic Induction & Alternating Currents4 topicsFaraday’s law, Lenz’s law, eddy currents, self & mutual inductance · Alternating currents, peak & RMS values, reactance & impedance · LCR series circuit, resonance, power & wattless current · AC generator & transformer
- Electromagnetic Waves2 topicsDisplacement current, electromagnetic waves & their transverse nature · Electromagnetic spectrum & applications
- Electronic Devices3 topicsSemiconductors, semiconductor diode & I-V characteristics, rectifier · LED, photodiode, solar cell, Zener diode & voltage regulation · Logic gates (OR, AND, NOT, NAND, NOR)
- Electrostatics5 topicsElectric charge, Coulomb’s law, electric field & field lines · Electric dipole, electric flux, Gauss’s law & applications · Electric potential & potential difference, equipotential surfaces · Conductors, dielectrics & polarisation, capacitors & combinations · Energy stored in a capacitor
- Experimental Skills4 topicsVernier callipers & screw gauge, simple pendulum, Young’s modulus · Surface tension, viscosity, speed of sound (resonance tube), specific heat · Metre bridge, Ohm’s law, galvanometer, focal length, refractive index · p-n junction & Zener diode characteristics, identifying components
- Gravitation4 topicsUniversal law of gravitation, variation of g · Kepler’s laws of planetary motion · Gravitational potential energy & potential, escape velocity · Orbital velocity, time period & energy of a satellite
- Kinematics5 topicsFrame of reference, motion in a straight line, position-time graph · Speed & velocity, uniform & non-uniform motion, instantaneous velocity · Uniformly accelerated motion, velocity-time graphs · Scalars & vectors, vector addition, scalar & vector products, resolution of a vector · Relative velocity, motion in a plane, projectile motion, uniform circular motion
- Kinetic Theory of Gases4 topicsEquation of state of a perfect gas, work done on compressing a gas · Kinetic theory assumptions, pressure, kinetic interpretation of temperature · RMS speed, degrees of freedom, law of equipartition of energy · Specific heat of gases, mean free path, Avogadro’s number
- Laws of Motion4 topicsForce & inertia, Newton’s laws of motion, momentum, impulse · Conservation of linear momentum, equilibrium of concurrent forces · Static, kinetic & rolling friction, laws of friction · Dynamics of uniform circular motion, centripetal force, banking of roads
- Magnetic Effects of Current and Magnetism4 topicsBiot-Savart & Ampere’s laws, field of a circular loop & solenoid · Force on a moving charge & current-carrying conductor, force between parallel currents · Torque on a current loop, moving coil galvanometer, ammeter & voltmeter · Magnetic dipole, bar magnet, para-, dia- & ferromagnetism
- Optics5 topicsReflection & refraction, spherical mirrors & lenses, mirror & lens formulae · Total internal reflection, lens maker’s formula, power & combination of lenses · Prism, microscope & telescope · Huygens’ principle, interference, Young’s double slit experiment · Diffraction (single slit), polarisation, Brewster’s law, polaroids
- Oscillations and Waves4 topicsPeriodic & oscillatory motion, SHM & its equation, phase · Oscillations of a spring, restoring force, energy in SHM, simple pendulum · Wave motion, longitudinal & transverse waves, speed of a wave · Superposition principle, reflection of waves, standing waves, harmonics, beats
- Properties of Solids and Liquids6 topicsElasticity, Hooke’s law, Young’s, bulk & shear modulus · Pressure due to a fluid column, Pascal’s law · Viscosity, Stokes’ law, terminal velocity, Bernoulli’s principle · Surface energy & tension, angle of contact, capillary rise · Heat, thermal expansion, specific heat, calorimetry, latent heat · Heat transfer—conduction, convection, radiation
- Rotational Motion4 topicsCentre of mass of a two-particle system & rigid body · Moment of force, torque, angular momentum & its conservation · Moment of inertia, radius of gyration, theorems of parallel & perpendicular axes · Equilibrium of rigid bodies, equations of rotational motion
- Thermodynamics4 topicsThermal equilibrium, zeroth law, concept of temperature · Heat, work & internal energy, first law of thermodynamics · Isothermal & adiabatic processes · Second law of thermodynamics, reversible & irreversible processes
- Units and Measurements4 topicsUnits of measurement, SI units, fundamental & derived units · Least count, significant figures · Errors in measurement · Dimensions of physical quantities, dimensional analysis
- Work, Energy and Power4 topicsWork by constant & variable force, kinetic & potential energy · Work-energy theorem, power, potential energy of a spring · Conservation of mechanical energy, conservative & non-conservative forces · Motion in a vertical circle, elastic & inelastic collisions (1D & 2D)
Chemistry Formulas19 chapters
- Atomic Structure5 topicsNature of electromagnetic radiation; photoelectric effect; hydrogen spectrum · Thomson, Rutherford and Bohr atomic models · Dual nature of matter; de Broglie relationship; Heisenberg uncertainty principle · Quantum mechanical model; atomic orbitals; quantum numbers; shapes of orbitals · Aufbau principle, Pauli exclusion principle, Hund rule; electronic configuration
- Biomolecules4 topicsCarbohydrates — classification; mono-, oligo- and polysaccharides · Proteins — amino acids, peptide bond, structure and denaturation · Enzymes; vitamins — classification and functions · Nucleic acids — DNA and RNA; hormones (elementary idea)
- Chemical Bonding & Molecular Structure6 topicsKossel-Lewis approach; ionic bonding; lattice enthalpy · Covalent bonding; Fajan rules; electronegativity and dipole moment · VSEPR theory and molecular geometry · Valence bond theory; hybridization; resonance · Molecular orbital theory and bond order · Hydrogen bonding and metallic bonding
- Chemical Kinetics5 topicsRate of reaction and factors affecting it · Order and molecularity; rate law and rate constant · Zero and first order reactions; half-life · Arrhenius equation and activation energy · Collision theory of reaction rates
- Chemical Thermodynamics5 topicsSystem, surroundings and state functions · First law; internal energy, work, heat and enthalpy · Heat capacity; Hess law of constant heat summation · Second law; entropy and spontaneity · Gibbs energy change and equilibrium constant
- Classification of Elements & Periodicity5 topicsModern periodic law and present form of the periodic table · s, p, d and f block elements · Periodic trends — atomic and ionic radii · Ionization enthalpy and electron gain enthalpy; electronegativity · Valence, oxidation states and chemical reactivity
- Coordination Compounds5 topicsWerner theory; ligands; coordination number; denticity and chelation · IUPAC nomenclature of coordination compounds · Isomerism in coordination compounds · Valence bond theory and crystal field theory; colour and magnetic properties · Importance and applications of coordination compounds
- Equilibrium5 topicsEquilibrium in physical and chemical processes; law of mass action · Equilibrium constant; Le Chatelier principle · Ionic equilibrium; weak and strong electrolytes; acids and bases · pH scale; common ion effect; buffer solutions · Hydrolysis of salts; solubility product
- Haloalkanes & Haloarenes4 topicsMethods of preparation of haloalkanes and haloarenes · Nature of C-X bond; physical and chemical properties · Substitution reactions and mechanisms · Uses and environmental effects — chloroform, iodoform, freons, DDT
- Hydrocarbons5 topicsAlkanes — conformations, preparation and reactions · Alkenes — geometrical isomerism, electrophilic addition, Markovnikov rule, ozonolysis · Alkynes — acidic character and addition reactions · Aromatic hydrocarbons — benzene, aromaticity and electrophilic substitution · Directive influence of functional groups in monosubstituted benzene
- Organic Compounds Containing Nitrogen4 topicsAmines — nomenclature, classification and structure · Preparation and basic character of amines · Reactions of amines · Diazonium salts — preparation and synthetic importance
- Organic Compounds Containing Oxygen5 topicsAlcohols, phenols and ethers — preparation, properties and reactions · Acidic nature of phenols; electrophilic substitution · Aldehydes and ketones — nucleophilic addition; oxidation and reduction · Aldol condensation, Cannizzaro reaction, haloform reaction · Carboxylic acids — acidic strength and reactions
- Purification & Characterisation of Organic Compounds4 topicsPurification — crystallisation, sublimation, distillation, differential extraction, chromatography · Qualitative analysis — detection of nitrogen, sulphur, phosphorus and halogens · Quantitative analysis — estimation of carbon, hydrogen and nitrogen · Calculation of empirical and molecular formulae
- Redox Reactions & Electrochemistry5 topicsOxidation number; balancing of redox reactions · Electrolytic and metallic conduction; molar conductivity; Kohlrausch law · Galvanic cells; electrode potential; standard electrode potential · EMF of a cell; Nernst equation; Gibbs energy and EMF · Commercial cells — dry cell, lead accumulator, fuel cells; corrosion
- Solutions5 topicsMethods of expressing concentration — molarity, molality, mole fraction · Vapour pressure and Raoult law · Ideal and non-ideal solutions · Colligative properties and determination of molecular mass · Van't Hoff factor and abnormal molar mass
- Some Basic Concepts of Chemistry5 topicsMatter and its nature; laws of chemical combination; Dalton's atomic theory · Atomic and molecular masses; mole concept and molar mass; Avogadro number · Percentage composition; empirical and molecular formula · Stoichiometry and stoichiometric calculations; limiting reagent · Concentration terms — molarity, molality, mole fraction
- Some Basic Principles of Organic Chemistry6 topicsTetravalency of carbon; shapes of organic molecules; hybridization · Classification and IUPAC nomenclature of organic compounds · Isomerism — structural and stereoisomerism · Covalent bond fission; free radicals, carbocations, carbanions; electrophiles and nucleophiles · Electronic displacement effects — inductive, electromeric, resonance and hyperconjugation · Common types of organic reactions — substitution, addition, elimination, rearrangement
- The d- and f-Block Elements5 topicsTransition elements — electronic configuration and general trends · Oxidation states, atomic and ionic radii; colour and magnetic properties · Catalytic behaviour, interstitial compounds and alloy formation · Preparation and properties of K2Cr2O7 and KMnO4 · Lanthanoids and actinoids; lanthanoid contraction
- The p-Block Elements5 topicsGeneral introduction; electronic configuration and trends (Groups 13-18) · Anomalous behaviour of the first element of each group · Group 13 and 14 — properties and important compounds · Group 15, 16, 17 and 18 — properties and important compounds · Uses of p-block elements and their compounds
Frequently Asked Questions
Is the NEETnify formula sheet free?
Yes — all 39 chapter formula sheets across Physics, Chemistry and Biology are free to read online, no login or payment required.
What does each chapter formula sheet contain?
Each sheet is a compact reference doc with the key formulas, definitions and facts for that chapter, plus common examiner traps, shortcuts and a few worked examples — the high-yield essentials for NEET revision.
Are these formulas aligned to the NEET syllabus?
Yes. The sheets are organised chapter-by-chapter following the official NEET / NCERT syllabus for Physics, Chemistry and Biology.
Can I use these for last-minute revision?
They are built exactly for that — blurt each chapter from memory, then check against the sheet to find and close your gaps before the exam.
Also useful: NEET previous-year papers · most important chapters · all free tools.