National Eligibility Cum Entrance Test NEET Chemistry Syllabus for the medical examination in PDF format is available to download. Aspirants must be thorough with the syllabus for a productive preparation .
NEET Syllabus 2020 – NTA Notice
NEET Exam Pattern 2020
Particulars | Details |
---|---|
Subjects | Physics, Chemistry, Biology (Zoology and Botany) |
Type of Questions | Multiple Choice Questions |
Number of Questions |
Physics – 45
Chemistry – 45
Biology – 90 (Zoology – 45 and Botany- 45)
Total -180
|
Total Marks | 720 marks |
Duration | 3 hours |
NEET 2020 Marking Scheme
- Every question in the paper carries 4 marks.
- Candidates will be rewarded 4 marks for every correct response.
- 1 mark will be deducted from the total score for every incorrect response.
- There is no negative marking for unattempted questions.
NEET 2020 Topic-wise Chemistry Syllabus
As mentioned earlier, NEET Exam would comprise of questions from 11 and 12 standards. NTA has derived the medical exam’s outline from three main subjects namely, Physics, Chemistry and Biology. The detailed topic-wise syllabus stated by Medical Council of India (MCI) for NEET 2020 is tabulated below :NEET Syllabus 2020 – Chemistry :
NEET chemistry syllabus is very vast and can be classified into three parts, namely
Physical Chemistry
Inorganic chemistry and
Organic Chemistry
Class XI Chapter
- Some Basic Concepts of Chemistry
- Structure of Atom
- Classification of Elements and Periodicity in Properties
- Chemical Bonding and Molecular Structure
- States of Matter: Gases and Liquids
- Thermodynamics
- Equilibrium in Physical & Chemical Process
- Redox Reactions
- Hydrogen
- S-Block Element (Alkali and Alkaline earth metals)
- Some p-Block Elements
- Organic Chemistry-Some Basic Principles and Techniques
- Hydrocarbons
- Environmental Chemistry
Class XII Chapter
- Solid State
- Solutions
- Electrochemistry
- Chemical Kinetics
- Surface Chemistry
- General Principles and Processes of Isolation of Elements
- p-Block Elements
- d and f Block Elements
- Coordination Compound
- Haloalkanes and Haloarenes
- Alcohol Phenols and Ethers
- Aldehydes, Ketones and Carboxylic Acids
- Organic Compounds Containing Nitrogen Amines, Cynaides & Isocynaides
- Polymers
- Biomolecules
- Chemistry in Everyday Life Cleansing Agents – Soaps & Detergents
Weightage of Chemistry in NEET 2020
Chemistry is a moderately difficult section in the exam and will be weighed against a maximum of 180 marks.A comprehensive report about the Chemistry section is given below:
NEET Important Chapters 2020 | Weightage |
Chemical Bonding | 12.50% |
Basic Concepts | 10.00% |
Chemical Equilibrium | 8.20% |
Carbonyl Compounds | 7.10% |
Coordination Compounds | 6.70% |
Organic Chemistry – II | 5.60% |
Reaction Mechanism | 5.20% |
The d and f Block Elements | 4.40% |
IUPAC & Isomerism | 4.00% |
Thermodynamics and Thermochemistry | 3.80% |
Chemical Kinetics | 2.20% |
Haloalkanes and Haloarenes | 2.20% |
Chemistry in Everyday Life | 1.30% |
Aldehydes, Ketones and Carboxylic Acids | 1.00% |
Environmental Chemistry | 0.80% |
Class XI Chemistry syllabus for NEET
UNIT I: Some Basic Concepts of Chemistry
Atomic and
molecular masses Laws of chemical combination, Dalton’s atomic theory:
concept of elements, atoms and molecules General Introduction: Important
and scope of chemistry Mole concept and molar mass; percentage
composition and empirical and molecular formula; chemical reactions,
stoichiometry and calculations based on stoichiometry
UNIT II: Structure of Atom
Atomic number, isotopes and
isobars. Concept of shells and subshells, dual nature of matter and
light, de Broglie’s relationship, Heisenberg uncertainty principle,
concept of orbital, quantum numbers, shapes of s,p and d orbitals, rules
for filling electrons in orbitals- Aufbau principle, Pauli exclusion
principles and Hund’s rule, electronic configuration of atoms, stability
of half filled and completely filled orbitals.
UNIT III: Classification of Elements and Periodicity in Properties
Modern
periodic law and long form of periodic table, periodic trends in
properties of elements- atomic radii, ionic radii, ionization enthalpy,
electron gain enthalpy, electronegativity, valence.
UNIT IV: Chemical Bonding and Molecular Structure
Valence
electrons, ionic bond, covalent bond, bond parameters, Lewis structure,
polar character of covalent bond, valence bond theory, resonance,
geometry of molecules, VSEPR theory, concept of hybridization involving
s, p and d orbitals and shapes of some simple molecules, molecular
orbital theory of homonuclear diatomic molecules (qualitative idea
only). Hydrogen bond.
UNIT V: States of Matter: Gases and Liquids
Three states of
matter, inter molecular interactions, types of bonding, melting and
boiling points, role of gas laws of elucidating the concept of the
molecule, Boyle’s law, Charle’s law, Gay Lussac’s law, Avogadro’s law,
ideal behavior of gases, empirical derivation of gas equation. Avogadro
number, ideal gas equation. Kinetic energy and molecular speeds
(elementary idea), deviation from ideal behavior, liquefaction of gases,
critical temperature. Liquid State- Vapour pressure, viscosity and
surface tension (qualitative idea only, no mathematical derivations).
UNIT VI: Thermodynamics
First law of
thermodynamics-internal energy and enthalpy, heat capacity and specific
heat, measurement of U and H, Hess’s law of constant heat summation,
enthalpy of: bond dissociation, combustion, formation, atomization,
sublimation, phase transition, ionization, solution and dilution
Introduction of entropy as state function, Second law of thermodynamics,
Gibbs energy change for spontaneous and non-spontaneous process,
criteria for equilibrium and spontaneity Third law of thermodynamics-
Brief introduction
UNIT VII: Equilibrium
Equilibrium in physical and chemical
processes, dynamic nature of equilibrium, law of chemical equilibrium,
equilibrium constant, factors affecting equilibrium-Le Chatelier’s
principle; ionic equilibrium- ionization of acids and bases, strong and
weak electrolytes, degree of ionization, ionization of polybasic acids,
acid strength, concept of PH., Hydrolysis of salts (elementary idea),
buffer solutions, Henderson equation, solubility product, common ion
effect (with illustrative examples)
UNIT VIII: Redox Reactions
Concept of oxidation and
oxidation and reduction, redox reactions oxidation number, balancing
redox reactions in terms of loss and gain of electron and change in
oxidation numbers
UNIT IX: Hydrogen
Occurrence, isotopes, preparation,
properties and uses of hydrogen; hydrides-ionic, covalent and
interstitial; physical and chemical properties of water, heavy water;
hydrogen peroxide-preparation, reactions, uses and structure
UNIT X: s-Block Elements (Alkali and Alkaline earth metals)
General
introduction, electronic configuration, occurrence, anomalous
properties of the first element of each group Group I and group 2
elements: diagonal relationship, trends in the variation of properties
(such as ionization enthalpy, atomic and ionic radii), trends in Sodium
carbonate, sodium chloride, sodium hydroxide and sodium
hydrogencarbonate, biological importance of sodium Preparation and
Properties of Some important Compounds: chemical reactivity with oxygen,
water, hydrogen and halogens; uses. Industrial use of lime and
limestone, biological importance of Mg and Ca and potassium
UNIT XI: Some p-Block Elements
General Introduction to
p-Block Elements Group 13 elements: General introduction, electronic
configuration, occurrence, variation of properties, oxidation states,
trends in chemical reactivity, anomalous properties of first element of
the group; Boron, some important compounds: borax, boric acids, boron
hydrides. Aluminium: uses, reactions with acids and alkalies General 14
elements: General introduction, electronic configuration, occurrence,
variation of properties, oxidation states, trends in chemical
reactivity, anomalous behavior of first element. Carbon, allotropic
forms, physical and chemical properties: uses of some important
compounds: oxides Important compounds of silicon and a few uses: silicon
tetrachloride, silicones, silicates and zeolites, their uses
UNIT XII: Organic Chemistry- Some Basic Principles and Techniques
General
introduction, methods of purification qualitative and quantitative
analysis, classification and IUPAC nomenclature of organic compounds.
Electronic displacements in a covalent bond: inductive effect,
electromeric effect, resonance and hyper conjugation Homolytic and
heterolytic fission of a covalent bond: free radials, carbocations,
carbanions; electrophiles and nucleophiles, types of organic reactions.
UNIT XIII: Hydrocarbons Alkanes:
Nomenclature, isomerism,
conformations (ethane only), physical properties, chemical reactions
including free radical mechanism of halogenation, combustion and
pyrolysis. Alkanes: Nomenclature, structure of double bond (ethene),
geometrical isomerism, physical properties, methods of preparation:
chemical reactions: addition of hydrogen, halogen, water, hydrogen
halides (Markovnikov’s addition and peroxide effect), ozonolysis,
oxidation, mechanism of electrophilic addition. Alkynes: Nomenclature,
structure of triple bond (ethyne), physical properties, methods of
preparation, chemical reactions: acidic character of alkynes, addition
reaction of- hydrogen, halogens, hydrogen halides and water. Aromatic
hydrocarbons: Introduction, IUPAC nomenclature; Benzene; resonance,
aromaticity; chemical properties: mechanism of electrophilic
substitution- Nitration sulphonation, halogenation, Friedel Craft’s
alkylation and acylation; directive influence of functional group in
mono-substituted benzene; carcinogenicity and toxicity.
UNIT XIV: Environmental Chemistry
Environmental pollution:
Air, water and soil pollution, chemical reactions in atmosphere, smogs,
major atmospheric pollutants; acid rain ozone and its reactions, effects
of depletion of ozone layer, greenhouse effect and global warming-
pollution due to industrial wastes; green chemistry as an alternative
tool for reducing pollution, strategy for control of environmental
pollution
Class XII Chemistry syllabus for NEET
UNIT I: Solid State
Classification of solids based on
different binding forces; molecular, ionic covalent and metallic solids,
amorphous and crystalline solids (elementary idea), unit cell in two
dimensional and three dimensional lattices, calculation of density of
unit cell, packing in solids, packing efficiency, voids, number of atoms
per unit cell in a cubic unit cell, point defects, electrical and
magnetic properties, Band theory of metals, conductors, semiconductors
and insulators.
UNIT II: Solutions
Types of solutions, expression of
concentration of solutions of solids in liquids, solubility of gases in
liquids, solid solutions, colligative properties- relative lowering of
vapour pressure, Raoult’s law, elevation of boiling point, depression of
freezing point, osmotic pressure, determination of molecular masses
using colligative properties abnormal molecular mass. Van Hoff factor.
UNIT III: Electrochemistry
Redox reactions, conductance in
electrolytic solutions, specific and molar conductivity variation of
conductivity with concentration, kohlrausch’s Law, electrolysis and Laws
of electrolysis (elementary idea), dry cell- electrolytic cells and
Galvanic cells; lead accumulator, EMF of a cell, standard electrode
potential, Relation between Gibbs energy change and EMF of a cell, fuel
cells; corrosion.
UNIT IV: Chemical Kinetics
Rate of a reaction (average and
instantaneous), factors affecting rates of reaction; concentration,
temperature, catalyst; order and molecularity of a reaction; rate law
and specific rate constant, integrated rate equations and half life
(only for zero and first order reactions); concept of collision theory (
elementary idea, no mathematical treatment). Activation energy,
Arrhenious equation.
UNIT V: Surface chemistry
Adsorption– Physisorption and
chemisorption; factors affecting adsorption of gases on solids,
catalysis homogeneous and heterogeneous, activity and selectivity:
enzyme catalysis; colloidal state: distinction between true solutions,
colloids and suspensions; lyophillic, lyophobic multimolecular and
macromolecular colloids; properties of colloids; Tyndall effect,
Brownian movement, electrophoresis, coagulation; emulsions- types of
emulsions.
UNIT VI: General Principles and Processes of Isolation of Elements
Principles
and methods of extraction- concentration, oxidation, reduction
electrolytic method and refining; occurrence and principles of
extraction of aluminium, copper, zinc and iron.
UNIT VII: p- Block Elements
Group 15 elements: General
introduction, electronic configuration, occurrence, oxidation states,
trends in physical and chemical properties; preparation and properties
of ammonia and nitric acid, oxides of nitrogen (structure only);
Phosphorous- allotropic forms; compounds of phosphorous: preparation and
properties of phosphine, halides (PCI3 , PCI5 ) and oxoacids
(elementary idea only). Group 16 elements: General introduction,
electronic configuration, oxidation states, occurrence, trends in
physical and chemical properties; dioxygen: preparation, properties and
uses; classification of oxides; ozone. Sulphur – allotropic forms;
compounds of sulphur: preparation, preparation, properties and uses of
sulphur dioxide; sulphuric acid: industrial process of manufacture,
properties and uses, oxoacids of sulphur (structures only). Group 17
elements: General introduction, electronic configuration, oxidation
states, occurrence, trends in physical and chemical properties;
compounds of halogens: preparation, properties and uses of chlorine and
hydrochloric acid, interhalogen compounds oxoacids of halogens
(structures only). Group 18 elements: General introduction, electronic
configuration, occurrence, trends in physical and chemical properties,
uses.
UNIT VIII: d and f Block Elements
General introduction,
electronic configuration, characteristics of transition metals, general
trends in properties of the first row transition metals- metallic
character, ionization enthalpy, oxidation states, ionic radii, colour,
catalytic property, magnetic properties, interstitial compounds, alloy
formation. Preparation and properties of K2Cr2O7 and KMnO4. Lanthanoids-
electronic configuration, oxidation states, chemical reactivity, and
lanthanoid contraction and its consequences. Actinoids: Electronic
configuration, oxidation states and comparison with lanthanoids.
UNIT IX: Coordination Compounds
Coordination compounds:
Introduction, ligands, coordination number, colour, magnetic properties
and shapes, IUPAC nomenclature of mononuclear coordination compounds,
isomerism (structural and stereo) bonding, Werner’s theory VBT,CFT;
importance of coordination compounds (in qualitative analysis,
biological systems) UNIT X: Haloalkanes and Haloarenes Haloalkanes:
Nomenclature, nature of C –X bond, physical and chemical properties,
mechanism of substitution reactions, Optical rotation. Haloarenes:
Nature of C-X bond, substitution reactions (directive influence of
halogen for monosubstituted compounds Uses and environment effects of –
dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons,
DDT only).
UNIT XI: Alcohols, Phenols and Ethers Alcohols:
Nomenclature,
methods of preparation, physical and chemical properties (of primary
alcohols only); identification of primary, secondary and tertiary
alcohols; mechanism of dehydration, uses with special reference to
methanol and ethanol. Phenols: Nomenclature, methods of preparation,
physical and chemical properties, acidic nature of phenol,
electrophillic substitution reactions, uses of phenols. Ethers:
Nomenclature, methods of preparation, physical and chemical properties
uses.
UNIT XII: Aldehydes, Ketones and Carboxylic Acids
Aldehydes
and Ketones: Nomenclature, nature of carbonyl group, methods of
preparation, physical and chemical properties; and mechanism of
nucleophilic addition, reactivity of alpha hydrogen in aldehydes; uses.
Carboxylic Acids: Nomenclature, acidic nature, methods of preparation,
physical and chemical properties; uses.
UNIT XIII: Organic Compounds Containing Nitrogen Amines:
Nomenclature,
classification, structure, methods of preparation, physical and
chemical properties, uses,identification of primary secondary and
tertiary amine Cyanides and Isocyanides: will be mentioned at relevant
places. Diazonium salts: Preparation, chemical reactions and importance
in synthetic organic chemistry.
UNIT XIV: Biomolecules
Carbohydrates: Classification
(aldoses and ketoses), monosaccharide (glucose and fructose), D.L.
configuration, oligosaccharides (sucrose, lactose, maltose),
polysaccharides (starch, cellulose, glycogen): importance. Proteins:
Elementary idea of – amino acids, peptide bond, polypeptides, proteins,
primary structure, secondary structure, tertiary structure and
quaternary structure (qualitative idea only), denaturation of proteins;
enzymes. Hormones: Elementary idea (excluding structure). Vitamins:
Classification and function. Nucleic Acids: DNA and RNA UNIT XV:
Polymers Classification: Natural and synthetic, methods of
polymerization (addition and condensation), copolymerization. Some
important polymers: natural and synthetic like polyesters, bakelite;
rubber, Biodegradable and non-biodegradable polymers.
UNIT XVI: Chemistry in Everyday Life
Chemicals in
medicines: analgesics, tranquilizers, antiseptics, disinfectants,
antimicrobials, antifertility drugs, antibiotics, antacids,
antihistamines. Chemicals in food: preservatives, artificial sweetening
agents, elementary idea of antioxidants. Cleansing agents: soaps and
detergents, cleansing action.
Distribution of NEET Questions from Class XI and XII Syllabus
There is often confusion about NEET Question Paper weightage with regard to the syllabus of Class XI and XII. Here is a report of NEET distribution of questions from class 11th and 12th in the previous year i.e. NEET 2019 paper.NEET 2020 Syllabus Topic-wise Expected Questions
Expected Questions for Chemistry in NEET 2020Best Books for NEET 2020 Preparation
Since NEET is one of the most important medical entrance examinations in the country, there is no dearth in availability of preparation material in the market. However, preparing from too many sources can lead to confusion. Here we have a list of good sources to prepare from, candidates can pick as per their suitability.Important Books for NEET Chemistry Preparation
NCERT should be at your fingertips as almost 30-35 questions are asked from here. Make use of help books for practice papers and sample questions. These are some of the best ones:Book Title | Author |
Physical Chemistry, Organic Chemistry and Inorganic Chemistry | O.P. Tandon |
Bull’s Eye Chemistry NEET Edition 2020 | Seema Saini and K.S. Saini |
40 Days Chemistry for NEET | Sudhanshu Thakur |
Objective Chemistry for NEET Vol. 1&2 | R.K. Gupta |
Organic Chemistry | Morrison and Boyd |
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