NEET · Chemistry

Concept-first chemistry for NEET — pick a concept on the left; every question leads on the idea and the why before the solution.

◈ NCERT-tight — every answer tracks the NCERT lineConcept-aligned original practice · not official past papers

Syllabus units

official NEET syllabus

Topics

each becomes a concept

Exam weightage

25%

45 of 180 questions

Practice Q&A

1935

live · concept-first · verified

Your progress

0/1935 · 0%

2 of 20 units live — Some Basic Concepts of Chemistry up next, 17 more coming soon.

Matter and its nature; Dalton’s atomic theory; concept of atom, molecule, element and compound

Laws of chemical combination; atomic and molecular masses; mole concept and molar mass; percentage composition; empirical and molecular formulae

Chemical equations and stoichiometry

System and surroundings, extensive and intensive properties, state functions, types of thermodynamic processes

First law of thermodynamics; work, heat, internal energy and enthalpy; heat capacity and molar heat capacity; Hess’s law; enthalpies of bond dissociation, combustion, formation, atomization, sublimation, phase transition, hydration, ionization and solution

Second law of thermodynamics, spontaneity, entropy, Gibbs free energy and equilibrium constant

Concentration terms (molality, molarity, mole fraction, percentage by mass and volume)

Vapour pressure of solutions and Raoult’s law; ideal and non-ideal solutions; vapour pressure-composition plots

Colligative properties - relative lowering of vapour pressure, depression in freezing point, elevation in boiling point, osmotic pressure; determination of molecular mass; abnormal molar mass; Van’t Hoff factor

Dynamic equilibrium; physical equilibrium (Henry’s law) and chemical equilibrium; law of chemical equilibrium, equilibrium constants (Kc and Kp), Gibbs free energy and equilibrium

Factors affecting equilibrium - Le Chatelier’s principle

Ionic equilibrium - weak and strong electrolytes, acid-base theories, ionization constants, ionization of water, pH scale; common ion effect, hydrolysis of salts, solubility product, buffer solutions

Oxidation and reduction, redox reactions, oxidation number and rules, balancing of redox reactions

Electrolytic and metallic conduction; conductance in electrolytic solutions, molar conductivity, Kohlrausch’s law

Electrochemical cells - electrolytic and galvanic cells, electrodes, standard electrode potential, half-cell and cell reactions, EMF measurement; Nernst equation and its applications; relationship between cell potential and Gibbs free energy

Dry cell, lead accumulator and fuel cells

Rate of a chemical reaction, factors affecting reaction rate, elementary and complex reactions

Order and molecularity of reactions, rate law, rate constant and its units; zero and first order reactions, half-life

Effect of temperature, Arrhenius theory, activation energy; collision theory of bimolecular gaseous reactions

Modern periodic law and present form of the periodic table; s-, p-, d- and f-block elements

Periodic trends in properties of elements - atomic and ionic radii, ionization enthalpy, electron gain enthalpy, valence, oxidation states and chemical reactivity

General introduction, electronic configuration and general trends in physical and chemical properties across periods and down groups

Unique behaviour of the first element in each group; Group 13 to Group 18 elements

Transition elements - electronic configuration, occurrence and characteristics; general trends in properties of first-row transition elements (physical properties, ionization enthalpy, oxidation states, atomic radii, colour, catalytic behaviour, magnetic properties, complex formation, interstitial compounds, alloy formation); preparation, properties and uses of K2Cr2O7 and KMnO4

Inner transition elements - lanthanoids and actinides (electronic configuration and oxidation states)

Introduction to coordination compounds, Werner’s theory; ligands, coordination number, denticity, chelation; IUPAC nomenclature of mononuclear coordination compounds, isomerism

Bonding - valence bond theory and basic concepts of crystal field theory, colour and magnetic properties

Importance of coordination compounds (in qualitative analysis, extraction of metals and biological systems)

Purification - crystallisation, sublimation, distillation, differential extraction and chromatography

Qualitative analysis - detection of nitrogen, sulphur, phosphorus and halogens

Quantitative analysis - estimation of carbon, hydrogen, nitrogen, halogens, sulphur and phosphorus; calculations of empirical and molecular formulae

Tetravalency of carbon, shapes of simple molecules - hybridization (s and p)

Classification of organic compounds, homologous series, isomerism (structural and stereoisomerism); nomenclature (trivial and IUPAC)

Covalent bond fission - homolytic and heterolytic; free radicals, carbocations and carbanions; stability of carbocations and free radicals; electrophiles and nucleophiles

Electronic displacement in a covalent bond - inductive effect, electromeric effect, resonance and hyperconjugation; common types of organic reactions

Classification, isomerism, IUPAC nomenclature, general methods of preparation, properties and reactions

Alkanes - conformations; mechanism of halogenation

Alkenes - geometrical isomerism; mechanism of electrophilic addition; Markownikoff’s rule and peroxide effect; ozonolysis and polymerization

Alkynes - acidic character; addition reactions

Aromatic hydrocarbons - benzene structure and aromaticity; mechanism of electrophilic substitution (halogenation, nitration, Friedel-Crafts alkylation and acylation); directive influence of functional groups

General methods of preparation, properties and reactions; nature of C-X bond; mechanisms of substitution reactions

Uses and environmental effects of chloroform, iodoform, freons and DDT

General methods of preparation, properties, reactions and uses

Alcohols, phenols and ethers - identification of primary, secondary and tertiary alcohols; mechanism of dehydration; acidic nature of phenol

Aldehydes and ketones - nature of carbonyl group; nucleophilic addition (HCN, ammonia and its derivatives); Grignard reagent; oxidation and reduction; acidity of alpha-hydrogen; aldol condensation, Cannizzaro reaction, haloform reaction

Carboxylic acids - acidic strength and factors affecting it; chemical tests to distinguish between these classes

General methods of preparation, properties, reactions and uses

Amines - nomenclature, classification, structure, basic character and identification of primary, secondary and tertiary amines

Diazonium salts - importance in synthetic organic chemistry

General introduction and importance of biomolecules

Carbohydrates - classification (aldoses and ketoses); monosaccharides (glucose and fructose); constituent monosaccharides of oligosaccharides (sucrose, lactose and maltose)

Proteins - elementary idea of alpha-amino acids, peptide bond, polypeptides; primary, secondary, tertiary and quaternary structure of proteins; denaturation of proteins; enzymes

Vitamins - classification and functions; nucleic acids - chemical constitution of DNA and RNA and their biological functions; hormones - general introduction

Detection of extra elements (N, S, halogens) in organic compounds; detection of functional groups (hydroxyl, carbonyl, carboxyl and amino groups)

Chemistry involved in the preparation of inorganic and organic compounds

Chemistry involved in titrimetric exercises - acids, bases and the use of indicators

Chemical principles involved in qualitative salt analysis of cations and anions

Chemical principles involved in experiments on enthalpy of solution, enthalpy of neutralization and chemical kinetics

View full official syllabus →

Loading Chemistry practice…