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Further details please visit the following link JEE Main 2014.
Important : JEE Main 2014 will be conducted on 06th April, 2014 ( For Paper 1 and Paper 2 ) & 09th, 11th, 12th & 19th April, 2014 ( For Paper 1 Only ) by the JEE Apex Board for admission to Undergraduate Engineering Programs in NITs, IIITs, other Centrally Funded Technical Institutions, participating State Government Institutions etc..
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Unit 15 : P – Block Elements :
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; properties of boric acid, diborane, boron trifluoride, aluminium chloride and alums.
Group – 14 : Allotropes of carbon, tendency for catenation; Structure & properties of silicates, and zeolites.
Group – 15 : Properties and uses of nitrogen and phosphorus; Allotrophic forms of phosphorus; Preparation, properties, structure and uses of ammonia, nitric acid, phosphine and phosphorus halides, ( PCl3, PCl5 ); Structures of oxides and oxoacids of nitrogen and phosphorus.
Group – 16 : Preparation, properties, structures and uses of dioxygen and ozone; Allotropic forms of sulphur; Preparation, properties, structures and uses of sulphur dioxide, sulphuric acid ( including its industrial preparation ); Structures of oxoacids of sulphur.
Group – 17 : Preparation, properties and uses of chlorine and hydrochloric acid; Trends in the acidic nature of hydrogen halides; Structures of Interhalogen compounds and oxides and oxoacids of halogens.
Group – 18 : Occurrence and uses of noble gases; Structures of fluorides and oxides of xenon.
Unit 16 : d – and f – Block Elements : Transition Elements 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 K2Cr2O7 and KMnO4.
Inner Transition Elements Lanthanoids – Electronic configuration, oxidation states, chemical reactivity and lanthanoid contraction. Actinoids – Electronic configuration and oxidation states.
Unit 17 : Co – Ordination Compounds : Introduction to co – ordination compounds, Werner’s theory; ligands, co – ordination number, denticity, chelation; IUPAC nomenclature of mononuclear co – ordination compounds, isomerism; Bonding – Valence bond approach and basic ideas of Crystal field theory, colour and magnetic properties; Importance of co-ordination compounds ( in qualitative analysis, extraction of metals and in biological systems ).
UNIT 18 : Environmental Chemistry : 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.
Section – C :
Organic Chemistry :
Unit 19 : Purification and Characterisation of Organic Compounds : 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.
Unit 20 : Some Basic Principles of Organic Chemistry : Tetravalency of carbon; Shapes of simple molecules – hybridization ( s and p ); Classification of organic compounds based on functional groups : – C = C – , – C ? C – 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.
Unit 21 : Hydrocarbons : 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 electrophilic addition: addition of hydrogen, halogens, water, hydrogen halides ( Markownikoff’s and peroxide effect ); Ozonolysis, oxidation, 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.
Unit 22 : Organic Compounds Containing Halogens : 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.
Unit 23 : Organic Compounds Containing Oxygen : 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, Reimer – Tiemann reaction.
Ethers : Structure. Aldehyde and Ketones: Nature of carbonyl group; Nucleophilic addition to >C=O group, relative reactivities of aldehydes and ketones; Important reactions such as – Nucleophilic addition reactions ( addition of HCN, NH3 and its derivatives ), Grignard reagent; oxidation; reduction ( Wolff Kishner and Clemmensen ); acidity of ? – hydrogen, aldol condensation, Cannizzaro reaction, Haloform reaction; Chemical tests to distinguish between aldehydes and Ketones. CARBOXYLIC ACIDS Acidic strength and factors affecting it.
Unit 24 : Organic Compounds Containing Nitrogen : 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.
Unit 25 : Polymers : 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.
Unit 26 : Bio Molecules : General introduction and importance of biomolecules.
Carbohydrates – Classification : aldoses and ketoses; monosaccharides ( glucose and fructose ), constituent monosaccharides of oligosacchorides ( sucrose, lactose, maltose ) and polysaccharides ( starch, cellulose, glycogen ).
Proteins – Elementary Idea of ? – 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 DNA and RNA. Biological functions of nucleic acids.
Unit 27 : Chemistry in Everyday Life : 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.
Unit 28 : Principles Related to Practical Chemistry :
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 : Acetanilide, p – nitroacetanilide, aniline yellow, iodoform.
Chemistry involved in the titrimetric excercises – Acids bases and the use of indicators, oxalic – acid vs KMnO4, Mohr’s salt vs KMnO4.
Chemical principles involved in the qualitative salt analysis: Cations – Pb2+ , Cu2+, AI3+, Fe3+, Zn2+, Ni2+, Ca2+, Ba2+, Mg2+, NH4+. Anions – CO32-, S2-, SO42-, NO2-, NO3-, CI-, Br, I. ( Insoluble salts excluded ).
Chemical principles involved in the following experiments :
- Enthalpy of solution of CuSO4
- Enthalpy of neutralization of strong acid and strong base.
- Preparation of lyophilic and lyophobic sols.
- Kinetic study of reaction of iodide ion with hydrogen peroxide at room temperature.
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