Recently, the JEE main exam will be conducted for those candidates who want to attend the examination with their exam preparation. So, every candidate must have to check and directly download JEE Main Chemistry Syllabus and along with exam tips from our web page. So that, prepared for the JEE main exam 2019 through this Chemistry Exam syllabus and for this exam preparation know to about the Exam tips, Important Topics list as soon from our website. It is declared only for you by the authorized site that is National Testing Agency.
<<>>JEE Main Chemistry Material<<>>
The Joint Entrance Exam to hard difficulty level, but don’t worry, you will clear the JEE main Exam by using the JEE Main Chemistry Syllabus, Exam tips, Important Topics list which can be declared the online by expected of National Testing Agency. This JEE main exam can be attempted in two times and there is a national level engineering entrance examination. So, now you should have to find the JEE main Chemistry Syllabus, Exam tips and Important Topics list. After that, admit card & exam date many more official announcements which is very helpful to the examination. If want you can participate in the JEE Main 2019 as per their exam syllabus and exam tips. It is very important for your exams to qualify and also get the highest marks.
It has to be noted that the official exam update has to be followed for clear examination. The section wise JEE Main Chemistry Syllabus has been mentioned below on our web page. On the above national level engineering entrance examination, if every applicant prepares for this Exam then it will be benefits to the exam. All eligible and brilliant candidates who are waiting for this Exam Syllabus and know to about the Chapter wise questions are in Level I, Level II by long in the website. You can also see the JEE Main Chemistry exam tips and syllabus before the examination from the visiting site. It’s available by the NTA (National Testing Agency) to the JEE main 2019.
<<>>How to crack JEE Main 2019 Exam?<<>>
Matter and its nature, Dalton’s atomic theory; Concept of atom, molecule, element and compound; Physical quantities and their measurements in Chemistry, precision and accuracy, significant figures, S.I. Units, dimensional analysis; Laws of chemical combination: Atomic and molecular masses, mole concept, molar mass, percentage composition, empirical and molecular formulae; Chemical equations and stoichiometry.
Classification of matter into solid, liquid and gaseous states.
Measurable properties of gases; Gas laws – Boyle’s law, Charle’s law, Graham’s law of diffusion, Avogadro’s law, Dalton’s law of partial pressure; Concept of Absolute scale of temperature; Ideal gas equation; Kinetic theory of gases (only postulates); Concept of average, root mean square and most probable velocities; Real gases, deviation from Ideal behaviour, compressibility factor and van der Waals equation.
Properties of liquids – vapour pressure, viscosity and surface tension and effect of temperature on them (qualitative treatment only).
Classification of solids: molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea); Bragg’s Law and its applications; Unit cell and lattices, packing in solids (fee, bec and hep lattices), voids, calculations involving unit cell parameters, imperfection in solids; Electrical and magnetic properties.
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Thomson and Rutherford atomic models and their limitations; Nature of electromagnetic radiation, photoelectric effect; Spectrum of hydrogen atom, Bohr model of hydrogen atom – its postulates, derivation of the relations for energy of the electron and radii of the different orbits, limitations of Bohr’s model; Dual nature of matter, de-Broglie’s relationship, Heisenberg uncertainty principle. Elementary ideas of quantum mechanics, quantum mechanical model of atom, its important features. Concept of atomic orbitals as one electron wave functions; Variation of t|/ and \|/2 with r for Is and 2s orbitals; various quantum numbers (principal, angular momentum and magnetic quantum numbers) and their significance; shapes of s, p and d – orbitals, electron spin and spin quantum number; Rules for filling electrons in orbitals – aufbau principle, Pauli’s exclusion principle and Hund’s rule, electronic configuration of elements, extra stability of half-filled and completely filled orbitals.
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Kossel – Lewis approach to chemical bond formation, concept of ionic and covalent bonds.
Ionic Bonding: Formation of ionic bonds, factors affecting the formation of ionic bonds; calculation of lattice enthalpy.
Covalent Bonding: Concept of electronegativity, Fajan’s rule, dipole moment; Valence Shell Electron Pair Repulsion (VSEPR) theory and shapes of simple molecules.
Quantum mechanical approach to covalent bonding:
Valence bond theory – Its important features, concept of hybridization involving s, p and d orbitals; Resonance.
Molecular Orbital Theory – Its important features, LCAOs, types of molecular orbitals (bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configurations of homonuclear diatomic molecules, concept of bond order, bond length and bond energy.
Elementary idea of metallic bonding. Hydrogen bonding and its applications.
<<>>JEE Main 2019 Exam pattern<<>>
Fundamentals of thermodynamics: System and surroundings, extensive and intensive properties, state functions, types of processes.
First law of thermodynamics – Concept of work, heat internal energy and enthalpy, heat capacity, molar heat capacity; Hess’s law of constant heat summation; Enthalpies of bond dissociation, combustion, formation, atomization, sublimation, phase transition, hydration, ionization and solution.
Second law of thermodynamics: Spontaneity of processes; AS of the universe and AG of the system as criteria for spontaneity, AG” (Standard Gibbs energy change) and equilibrium constant.
Different methods for expressing concentration of solution – molality, molarity, mole fraction, percentage (by volume and mass both), vapour pressure of solutions and Raoult’s Law – Ideal and non-ideal solutions, vapour pressure – composition, plots for ideal and non-ideal solutions; Colligative properties of dilute solutions – relative lowering of vapour pressure, depression of freezing point, elevation of boiling point and osmotic pressure; Determination of molecular mass using colligative properties; Abnormal value of molar mass, van’t Hoff factor and its significance.
<<>>JEE Main 2019 Sample papers<<>>
Meaning of equilibrium, concept of dynamic equilibrium.
Equilibria involving physical processes: Solid -liquid, liquid – gas and solid – gas equilibria, Henry’s law, general characteristics of equilibrium involving physical processes.
Equilibria involving chemical processes: Law of
chemical equilibrium, equilibrium constants (Kp and Kc) and their significance, significance of AG and AG” in chemical equilibria, factors affecting equilibrium concentration, pressure, temperature, effect of catalyst; Le Chatelier’s principle.
Ionic equilibrium: Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius, Bronsted – Lowry and Lewis) and their ionization, acid – base equilibria (including multistage ionization) and ionization constants, ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, solubility of sparingly soluble salts and solubility products, buffer solutions.
<<>>JEE Main 2019 Study Material<<>>
Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number, balancing of redox reactions.
Eectrolytic and metallic conduction, conductance in electrolytic solutions, molar conductivities and their variation with concentration: Kohlrausch’s law and its applications.
Electrochemical cells – Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half – cell and cell reactions, emf of a Galvanic cell and its measurement; Nernst equation and its applications; Relationship between cell potential and Gibbs’ energy change; Dry cell and lead accumulator; Fuel cells.
<<>>JEE Main 2019 Paper Analysis<<>>
Rate of a chemical reaction, factors affecting the rate of reactions: concentration, temperature, pressure and catalyst; elementary and complex reactions, order and molecularity of reactions, rate law, rate constant and its units, differential and integral forms of zero and first order reactions, their characteristics and half -lives, effect of temperature on rate of reactions -Arrhenius theory, activation energy and its calculation, collision theory of bimolecular gaseous reactions (no derivation).
Adsorption- Physisorption and chemisorption and their characteristics, factors affecting adsorption of gases on solids – Freundlich and Langmuir adsorption isotherms, adsoiption from solutions.
Catalysis – Homogeneous and heterogeneous, activity and selectivity of solid catalysts, enzyme catalysis and its mechanism.
Colloidal state- distinction among true solutions, colloids and suspensions, classification of colloids -lyophilic, lyophobic; multimolecular, macromolecular and associated colloids (micelles), preparation and properties of colloids – Tyndall effect, Brownian movement, electrophoresis, dialysis, coagulation and flocculation; Emulsions and their characteristics.
<<>>JEE Main 2019 Important Formulas<<>>
Modem 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.
Modes of occurrence of elements in nature, minerals, ores; Steps involved in the extraction of metals -concentration, reduction (chemical and electrolytic methods) and refining with special reference to the extraction of Al, Cu, Zn and Fe; Thermodynamic and electrochemical principles involved in the extraction of metals.
Position of hydrogen in periodic table, isotopes, preparation, properties and uses of hydrogen; Physical and chemical properties of water and heavy water; Structure, preparation, reactions and uses of hydrogen peroxide, Classification of hydrides – ionic, covalent and interstitial; Hydrogen as a fuel.
Group -1 and 2 Elements
General introduction, electronic configuration and general trends in physical and chemical properties of elements, anomalous properties of the first element of each group, diagonal relationships.
Preparation and properties of some important compounds – sodium carbonate and sodium hydroxide and sodium htydrogen carbonate; Industrial uses of lime, limestone, Plaster of Paris and cement; Biological significance of Na, K, Mg and Ca.
Group -13 to Group 18 Elements
General Introduction: Electronic configuration and general trends in physical and chemical properties of elements across the periods and down the groups; unique behaviour of the first element in each group.
Groupwise study of the p – block elements Group -13
Preparation, properties and uses of boron and aluminium; Structure, properties and uses of borax, boric acid, diborane, boron trifluoride, aluminium chloride and alums.
Tendency for catenation; Structure, properties and uses of Allotropes and oxides of carbon, silicon tetrachloride, silicates, zeolites and silicones.
Properties and uses of nitrogen and phosphorus; Allotrophic forms of phosphorus; Preparation, properties, structure and uses of ammonia, nitric acid, phosphine and phosphorus halides, (PC13, PCI,); Structures of oxides and oxoacids of nitrogen and phosphorus.
Preparation, properties, structures and uses of ozone; Allotropic forms of sulphur; Preparation, properties, structures and uses of sulphuric acid (including its industrial preparation); Structures of oxoacids of sulphur.
Preparation, properties and uses of hydrochloric acid; Trends in the acidic nature of hydrogen halides; Structures of Interhalogen compounds and oxides and oxoacids of halogens.
Occurrence and uses of noble gases; Structures of fluorides and oxides of xenon.
General introduction, electronic configuration, occurrence and characteristics, general trends in properties of the 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 K2 Cr, 07 and Kmn04.
Inner Transition Elements
Lanthanoids – Electronic configuration, oxidation states and lanthanoid contraction.
Actinoids – Electronic configuration and oxidation states.
Introduction to co-ordination compounds, Werner’s theory; ligands, co-ordination number, denticity, chelation; IUPAC nomenclature of mononuclear coordination compounds, isomerism; Bonding-Valence bond approach and basic ideas of Crystal field theory, colour and magnetic properties; Importance of coordination compounds (in qualitative analysis, extraction of metals and in biological systems).
Environmental pollution – Atmospheric, water and soil.
Atmospheric pollution – Tropospheric and Stratospheric
Tropospheric pollutants – Gaseous pollutants: Oxides of carbon, nitrogen and sulphur, hydrocarbons; their sources, harmful effects and prevention; Green house effect and Global warming; Acid rain;
Particulate pollutants: Smoke, dust, smog, fumes, mist; their sources, harmful effects and prevention.
Stratospheric pollution– Formation and breakdown of ozone, depletion of ozone layer – its mechanism and effects.
Water Pollution – Major pollutants such as, pathogens, organic wastes and chemical pollutants; their harmful effects and prevention.
Soil pollution – Major pollutants such as: Pesticides (insecticides,, herbicides and fungicides), their harmful effects and prevention.
Strategies to control environmental pollution.
Purification – Crystallization, sublimation, distillation, differential extraction and chromatography – principles and their applications.
Qualitative analysis – Detection of nitrogen, sulphur, phosphorus and halogens.
Quantitative analysis (basic principles only) – Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, phosphorus.
Calculations of empirical formulae and molecular formulae; Numerical problems in organic quantitative analysis.
Tetravalency of carbon; Shapes of simple molecules -hybridization (s and p); Classification of organic compounds based on functional groups: and those containing halogens, oxygen, nitrogen and sulphur; 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– Substitution, addition, elimination and rearrangement.
Classification, isomerism, IUPAC nomenclature, general methods of preparation, properties and reactions.
Alkanes – Conformations: Sawhorse and Newman projections (of ethane); Mechanism of halogenation of alkanes.
Alkenes – Geometrical isomerism; Mechanism of clcctrophilic addition: addition of hydrogen, halogens, water, hydrogen halides (Markownikoff s and peroxide effect); Ozonolysis and polymerization.
Alkynes – Acidic character; Addition of hydrogen, halogens, water and hydrogen halides; Polymerization.
Aromatic hydrocarbons – Nomenclature, benzene -structure and aromaticity; Mechanism of electrophilic substitution: halogenation, nitration, Friedel – Craft’s alkylation and acylation, directive influence of functional group in mono-substituted benzene.
General methods of preparation, properties and reactions; Nature of C-X bond; Mechanisms of substitution reactions.
Uses; Environmental effects of chloroform, iodoform freons and DDT.
General methods of preparation, properties, reactions and uses.
ALCOHOLS, PHENOLS AND ETHERS
Alcohols: Identification of primary, secondary and tertiary alcohols; mechanism of dehydration.
Phenols: Acidic nature, electrophilic substitution reactions: halogenation, nitration and sulphonation, Reitner – Tiemann reaction.
Aldehyde and Ketones: Nature of carbonyl group;Nucleophilic addition to >C=0 group, relative reactivities of aldehydes and ketones; Important reactions such as – Nucleophilic addition reactions (addition of HCN, NH, and its derivatives), Griguard reagent; oxidation; reduction (Wolff Kishner and Clemmensen); acidity of a-hydrogen, aldol condensation, Cannizzaro reaction, Hatoform reaction;
Chemical tests to distinguish between aldehydes and Ketones.
Acidic strength and factors affecting it.
General methods of preparation, properties, reactions and uses.
Amines: Nomenclature, classification, structure, basic character and identification of primary, secondary and tertiary amines and their basic character.
Diazonium Salts: Importance in synthetic organic chemistry.
General introduction and classification of polymers, general methods of polymerization-addition and condensation, copolymerization;
Natural and synthetic rubber and vulcanization; some important polymers with emphasis on their monomers and uses – polythene, nylon, polyester and bakelite.
General introduction and importance of biomolecules.
Carbohydrates – Classification: aldoses and ketoses; monosaccharides (glucose and fructose) and constituent monosaccharides of oligosacctiorides (sucrose, lactose and maltose).
Proteins – Elementary Idea of a-amino acids, peptide bond, polypeptides; Proteins: primary, secondary, tertiary and quaternary structure (qualitative idea only), denaturation of proteins, enzymes.
Vitamins – Classification and functions.
Nucleic Acids – Chemical constitution of DN A and RNA.
Biological functions of nucleic acids.
Chemicals in medicines – Analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamins – their meaning and common examples.
Chemicals in food – Preservatives, artificial sweetening agents – common examples.
Cleansing agents – Soaps and detergents, cleansing action.
Detection of extra elements (N,S, halogens) in organic compounds; Detection of the following functional groups: hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and ketone), carboxyl and amino groups in organic compounds.
• Chemistry involved in the preparation of the following:
Inorganic compounds: Mohr’s salt, potash alum. Organic compounds: Aeetanilide, pnitroacetanilide, aniline yellow, iodoform.
•Chemistry involved in the titrimetric excercises -Acids bases and the use of indicators, oxalic-acid vs KMnO,, Mohr’s salt vs KMnO,.
•Chemical principles involved in the qualitative salt analysis:
Cations – Pb2+, Cu!+, Af,+, Fe1+, Zn2+, Ni2+, Ca2+, Ba2+,
Anions- CO,”, S2~, SO4″, NO”, NO~2, Cf, Br”, I” . (Insoluble salts excluded).
•Chemical principles involved in the following experiments:
1. Enthalpy of solution of CuS04
2. Enthalpy of neutralization of strong acid and strong base.
3. Preparation of lyophilic and lyophobic sols.
4. Kinetic study of the reaction of iodide ion with hydrogen peroxide at room temperature.
The authority department of NTA has been recent conducts this exam of JEE main because of with this base fill the vacant post and the government and private institute give golden opportunity. But the Joint Entrance Exam is compulsory for all participants who have appeared in the exam because it is one part of the selection section. For all applicants help here we available some exam preparation tips because according to the JEE Main Chemistry syllabus and exam tips you can start the best performance and exam preparation so follow to give tips from here;
Its time not available the waste of time because of gives some time will have to use for better exam preparation. If you want to prepared according to the session and then after you obtain should whole year for the JEE Main Chemistry exam preparation and also start to qualify in the examination. We suggest to all candidates who are finding the given syllabus.
We suggest to all candidates who are waiting for it before jumping on the high-level question. Since they want to clear the exam are based on basic questions as this compare firstly of it is very important for the effective JEE Main Exam preparation in Chemistry. So you want to qualify for this entrance test with highest scored. Now start the preparation with the help of NCERT books because it’s very helpful only for those applicants who clear the purpose.
Now, there will be some aspirants who are interested and they will suggest to any important topic like as strength and weak than for this detail, you can discuss this topic which is given below with your friends. Near about it, only candidates know too that yes or not.
Now, there will be expected you unrelated preparation, but it is very important at this present time for all subjects like as PCM (physics, chemistry and mathematics). As per the official exam notification the compulsory for clear to all subjects’ topics wise. We suggest you will prepare only one subject.
Here we provide the direct link to get the previous papers in PDF format for this Joint Entrance Exam and along with the help of declared previous year papers can view for your exam preparation but not solve with the final exam answer key. Also, identify the JEE main papers pattern and topics of the most important question according to all previous papers.
The JEE Main Important Topics list has compiled the list of subject-wise available for the reference of candidates who want to prepare by using it. Mentioned below every important topic of JEE Main 2019 are provided on our web page by various coaching experts of National Testing Agency. The JEE Main Chemistry Syllabus 2019 all important topics might be very lengthy at currently for you so don’t worry. Near about below is the section-wise important topics that you need to study while preparing for Chemistry of JEE Main 2019.
|Alcohol, Phenols and Ethers||7%|
|Aldehydes and Ketones||5%|
|d & f Block Elements||5%|
|General Organic Chemistry||7%|
|Chemistry in Everyday Life||2%|
Through this Online or Offline mode, we declared the JEE Main Chemistry Syllabus and Important topics list is given below so that every applicant who can prepare that chapter before going for JEE Main Entrance test. You will have prepared for the Joint Entrance Exam but as firstly check the online JEE main Important Topics list which is very helpful to the exam. In this topics, list is three sections – Inorganic Chemistry, Organic Chemistry and Physical Chemistry.
Now, when you have to look at the complete list of topics that must not skip, it would be easier for candidates to set priorities of your study them on time. Let’s make your best exam preparation of JEE main 2019 with the share your queries with us in the comments box & obtain the right guidance from our web portal as directly online through the mode. So that, every candidate may know that the Important Topics list which is compulsory for a long time to the Joint Entrance Exam. For this exam preparation will stay tuned on the site.