RRB je syllabus 2021: Railway recruitment board (RRB) released notifications for the various posts in the indian railway every year and one of them is rrb je post.
The candidates are planning to prepare for the rrb je exams and need to know about the rrb je syllabus, rrb je exam pattern etc. So here, we have covered the detailed rrb je syllabus for all those candidates to start their preparation according to the latest official syllabus of the exam.
RRB je syllabus pdf
RRB JE CBT 1 syllabus (Common for all notified posts )
RRB JE Syllabus a. Mathematics :
Number systems, BODMAS, Decimals, Fractions, LCM and HCF, Ratio and Proportion, Percentages, Mensuration, Time and Work, Time and Distance, Simple and Compound Interest, Profit and Loss, Algebra, Geometry, Trigonometry, Elementary Statistics, Square Root, Age Calculations, Calendar & Clock, Pipes & Cistern.
RRB JE Syllabus b. General Intelligence and Reasoning :
Analogies, Alphabetical and Number Series, Coding and Decoding, Mathematical operations, Relationships, Syllogism, Jum -bling, Venn Diagram, Data Interpretation and Sufficiency, Conclusions and Decision Making, Similarities and Differences, Analytical reasoning, Classification, Directions, Statement – Arguments and Assumptions etc.
RRB JE Syllabus c. General Awareness :
Knowledge of Current affairs, Indian geography, culture and history of India including freedom struggle, Indian Polity and constitution, Indian Economy, Environmental issues concerning India and the World, Sports, General scientific and technological developments etc.
RRB JE Syllabus d. General Science :
Physics, Chemistry and Life Sciences (up to 10th Standard CBSE syllabus).
The section wise Number of questions and marks are as below :
RRB je syllabus 2nd Stage CBT
a) General Awareness :
Knowledge of Current affairs, Indian geography, culture and history of India including freedom struggle, Indian Polity and constitution, Indian Economy, Environmental issues concerning India and the World, Sports, General scientific and technological developments etc.
b) Physics and Chemistry: Up to 10th standard CBSE syllabus.
c) Basics of Computers and Applications:
Architecture of Computers; input and Output devices; Storage devices, Networking, Operating Systems like Windows, Unix, Linux; MS Office; Various data representation; Internet and Email; Websites & Web Browsers; Computer Virus.
d) Basics of Environment and Pollution Control:
Basics of Environment; Adverse effect of environmental pollution and control strategies; Air, water and Noise pollution, their effect and control; Waste Management, Global warming; Acid rain; Ozone depletion.
e) Technical Abilities:
The educational qualifications mentioned against each post shown in Annexure-A, have been grouped into different exam groups as below.
RRB je Syllabus for Civil & Allied Engineering Exam Group – JE
1.Engineering Mechanics– Force (resolution of force, moment of force, force system, composition of forces), Equilibrium,Friction, Centroid and Center of gravity, Simple machines.
2.Building Construction– Building components (substructure, superstructure), type of structure (load bearing, framed and composite structures).
3.Building materials- Masonry materials (stones, bricks, and mortars), Timber and miscellaneous materials (glass, plastic, fiber, aluminum steel, galvanized iron, bitumen, PVC, CPVC, and PPF).
4 Construction of substructure– job layout, earthwork, foundation (types, dewatering, cofferdams, bearing capacity).
5 Construction of superstructure– stone masonry, brick masonry, Hollow concrete block masonry, composite masonry, cavity wall, doors and windows, vertical communication (stairs, lifts, escalators), scaffolding and shoring.
6 Building finishes- Floors (finishes, process of laying), walls (plastering, pointing, painting) and roofs (roofing materials including RCC).
7 Building maintenance- Cracks (causes, type, repairs- grouting, guniting, epoxy etc.), settlement (causes and remedial measures), and re-baring techniques.
8.Building drawing– Conventions (type of lines, symbols), planning of building (principles of planning for residential and public buildings, rules and byelaws), drawings (plan, elevation, section, site plan, location plan, foundation plan, working drawing), perspective drawing.
9.Concrete Technology- Properties of various types/grades of cement, properties of coarse and fine aggregates, properties of concrete (water cement ratio, properties of fresh and hardened concrete), Concrete mix design, testing of concrete, quality control of concrete (batching, formwork, transportation, placing, compaction, curing, waterproofing), extreme weather concreting and chemical admixtures, properties of special concrete (ready mix, RCC, pre-stressed, fiber reinforced, precast, high performance).
10.Surveying- Types of survey, chain and cross staff survey (principle, ranging, triangulation, chaining, errors, finding area), compass survey (principle, bearing of line, prismatic compass, traversing, local attraction, calculation of bearings, angles and local attraction) leveling (dumpy level, recording in level book, temporary adjustment, methods of reduction of levels, classification of leveling, tilting level, auto level, sources of errors, precautions and difficulties in leveling), contouring (contour interval, characteristics, method of locating, interpolation, establishing grade contours, uses of contour maps), area and volume measurements, plane table survey (principles, setting, method), theodolite survey (components, adjustments, measurements, traversing), Tacheometric survey, curves (types, setting out), advanced survey equipment, aerial survey and remote sensing.
11 Computer Aided Design- CAD Software (AutoCAD, Auto Civil, 3D Max etc.), CAD commands, generation of plan, elevation, section, site plan, area statement, 3D view.
12.GeoTechnical Engineering- Application of GeoTechnical Engineering in design of foundation, pavement, earth retaining structures, earthen dams etc., physical properties of soil, permeability of soil and seepage analysis, shear strength of soil, bearing capacity of soil, compaction and stabilization of soil, site investigation and sub soil exploration.
13 Hydraulics- properties of fluid, hydrostatic pressure, measurement of liquid pressure in pipes, fundamentals of fluid flow, flow of liquid through pipes, flow through open channels, flow measuring devices, hydraulic machines.
14 Irrigation Engineering– Hydrology, investigation and reservoir planning, percolation tanks, diversion head works.
15 Mechanics of Structures- Stress and strain, shear force and bending moment, moment of inertia, stresses in beams, analysis of trusses, strain energy.
16 Theory of structures- Direct and bending stresses, slope and deflection, fixed beam, continuous beam, moment distribution method, columns.
17 Design of Concrete Structures- Working Stress method, Limit State method, analysis and design of singly reinforced and doubly reinforced sections, shear, bond and development length, analysis and design of T Beam, slab, axially loaded column and footings.
18 Design of Steel Structures- Types of sections, grades of steel, strength characteristics, IS Code, Connections, Design of tension and compression members, steel roof truss, beams, column bases.
19 Transportation Engineering- Railway Engineering (alignment and gauges, permanent way, railway track geometrics, branching of tracks, stations and yards, track maintenance), Bridge engineering (site selection, investigation, component parts of bridge, permanent and temporary bridges, inspection and maintenance), Tunnel engineering (classification, shape and sizes, tunnel investigation and surveying, method of tunneling in various strata, precautions, equipment, explosives, lining and ventilation).
20 Highway Engineering- Road Engineering, investigation for road project, geometric design of highways, construction of road pavements and materials, traffic engineering, hill roads, drainage of roads, maintenance and repair of roads.
21 Environmental Engineering- Environmental pollution and control, public water supply, domestic sewage, solid waste management, environmental sanitation, and plumbing.
22.Advanced Construction Techniques and Equipment– Fibers and plastics, artificial timber, advanced concreting methods (under water concreting, ready mix concrete, tremix concreting, special concretes), formwork, pre-fabricated construction, soil reinforcing techniques, hoisting and conveying equipment, earth moving machinery (exaction and compaction equipment), concrete mixers, stone crushers, pile driving equipment, working of hot mix bitumen plant, bitumen paver, floor polishing machines.
23 Estimating and Costing- Types of estimates (approximate, detailed), mode of measurements and rate analysis.
24 Contracts and Accounts- Types of engineering contracts, Tender and tender documents, payment, specifications.
Syllabus for Electrical & Allied Engineering Exam Group – JE
1.Basic concepts: Concepts of resistance, inductance, capacitance, and various factors affecting them. Concepts of current, voltage, power, energy and their units.
2.Circuit law: Kirchhoff‘s law, Simple Circuit solution using network theorems.
3.Magnetic Circuit: Concepts of flux, mmf, reluctance, Different kinds of magnetic materials, Magnetic calculations for conductors of different configuration e.g. straight, circular, solenoidal, etc. Electromagnetic induction, self and mutual induction.
4.AC Fundamentals: Instantaneous, peak, R.M.S. and average values of alternating waves, Representation of sinusoidal waveform, simple series and parallel AC Circuits consisting of R.L. and C, Resonance, Tank Circuit. Polyphase system– star and delta connection, 3 phase power, DC and sinusoidal response of R-Land R-C circuit.
5.Measurement and measuring instruments: Measurement of power (1 phase and 3 phase, both active and re-active) and energy, 2 wattmeter method of 3 phase power measurement. Measurement of frequency and phase angle. Ammeter and voltmeter (both moving oil and moving iron type), extension of range wattmeter, Multimeters, Megger, Energy meter AC Bridges. Use of CRO, Signal Generator, CT, PT and their uses. Earth Fault detection.
6.Electrical Machines: (a) D.C. Machine – Construction, Basic Principles of D.C. motors and generators, their characteristics, speed control and starting of D.C. Motors. Method of braking motor, Losses and efficiency of D.C. Machines. (b) 1 phase and 3 phase transformers – Construction, Principles of operation, equivalent circuit, voltage regulation, O.C. and S.C. Tests, Losses and efficiency. Effect of voltage, frequency and wave form on losses. Parallel operation of 1 phase /3 phase transformers. Auto transformers. (c) 3 phase induction motors, rotating magnetic field, principle of operation, equivalent circuit, torque-speed characteristics, starting and speed control of 3 phase induction motors. Methods of braking, effect of voltage and frequency variation on torque speed characteristics, Fractional Kilowatt Motors and Single Phase Induction Motors: Characteristics and applications.
7.Synchronous Machines: Generation of 3-phase e.m.f. armature reaction, voltage regulation, parallel operation of two alternators, synchronizing, control of active and reactive power. Starting and applications of synchronous motors.
8.Generation, Transmission and Distribution: Different types of power stations, Load factor, diversity factor, demand factor, cost of generation, inter-connection of power stations. Power factor improvement, various types of tariffs, types of faults, short circuit current for symmetrical faults.Switchgears and Protection: Rating of circuit breakers, Principles of arc extinction by oil and air, H.R.C. Fuses, Protection against earth leakage / over current, etc. Buchholz relay, Merz-Price system of protection of generators & transformers, protection of feeders and bus bars. Lightning arresters, various transmission and distribution system, comparison of conductor materials, efficiency of different system. Cable – Different type of cables, cable rating and derating factor.
9.Estimation and costing: Estimation of lighting scheme, electric installation of machines and relevant IE rules. Earthing practices and IE Rules.
10.Utilization of Electrical Energy: Illumination, Electric heating, Electric welding, Electroplating, Electric drives and motors.
11.Basic Electronics: Working of various electronic devices e.g. P N Junction diodes, Transistors (NPN and PNP type), BJT and JFET. Simple circuits using these devices.
Syllabus for Electronics & Allied Engineering Exam Group – JE
Electronic Components & Materials
1.Conductors, Semi conductor& Insulators; Magnetic materials; Jointing & Cleaning materials for U/G copper cable & OFC; Cells and Batteries (chargeable and non chargeable); Relays, Switches, MCB & Connectors.
Electronic Devices and circuits
2.PN Junction diodes, thyristor; Diode and triode circuits; Junction Transistors; Amplifiers; Oscillator; M u l t i v i b r a t o r , counters; Rectifiers; Inverter and UPS.
3.Number System & Binary codes; Boolean Algebra & Logic gates; Combinational & Sequential logic circuits; A/D & D/A converter, counters; Memories
Linear Integrated Circuit
4.Introduction to operational Amplifier; Linear applications; Non Linear applications; Voltage regulators; Timers; Phase lock loop.
Microprocessor and Microcontroller
5.Introduction to microprocessor, 8085 microprocessor working; Assembly Language programming; Peripherals & other microprocessors; Microcontrollers Electronic Measurements Measuring systems; Basic principles of measurement; Range Extension methods; Cathode ray oscilloscope, LCD, LED panel; Transducers
7.Introduction to communication; Modulation techniques; Multiplexing Techniques; Wave Propagation, Transmission line characteristics, OFC; Fundamentals of Public Address systems, Electronic exchange, Radar, Cellular and Satellite Communication.
Data communication and Network
8.Introduction to data communication; Hardware and interface; Introduction to Networks and Networking devices; Local Area Network and Wide area network; Internet working.
9.Programming concepts; Fundamentals of ‘C’ and C ++; Operators in ‘C’ and C ++; Control Statements; Functions, Array String & Pointers, File Structure; Data Structure and DBMS
Basic Electrical Engg.
10.DC Circuits; AC fundamentals; Magnetic, Thermal and Chemical effects of Electric current; Earthing – Installation, Maintenance, Testing,
RRB JE Syllabus for Mechanical & Allied Engineering Exam Group – JE
1.Engineering Mechanics :
Resolution of forces, Equilibrium and Equilibrant, parallelogram law of forces, triangle law of forces, polygon law of forces and Lami’s theorem, couple and moment of a couple, condition for equilibrium of rigid body subjected to number of coplanar non-concurrent forces, definition of static friction, dynamic friction, derivation of limiting angle of friction and angle of repose, resolution of forces considering friction when a body moves on horizontal plane and inclined plane, calculation of moment of inertia and radius of gyration of : (a) I-Section (b) channel section (c) T-Section (d) L-Section (Equal & unequal lengths) (e) Z-Section (f) Built up sections (simple cases only), Newton’s laws of motion (without derivation), motion of projectile, D’Alembert’s principle, definition law of conservation of energy, law of conservation of momentum.
2.Material Science :
Mechanical properties of engineering materials – tensile strength, compressive strength, ductility, malleability, hardness, toughness, brittleness, impact strength, fatigue, creep resistance. Classification of steels, mild steel and alloy steels. Importance of heat treatment. Heat treatment processes – annealing, normalizing, hardening, tempering, carburizing, nitriding and cyaniding.
3.Strength of Materials :
Stress, strain, stress strain diagram, factor of safety, thermal stresses, strain energy, proof resilience and modulus of resilience. Shear force and bending moment diagram – cantilever beam, simply supported beam, continuous beam, fixed beam. Torsion in shafts and springs, thin cylinder shells.
Working principle of lathe. Types of lathes – Engine lathe – construction details and specifications. Nomenclature of single point cutting tool, geometry, tool signature, functions of tool angles. General and special operations – (Turning, facing, taper turning thread cutting, knurling, forming, drilling, boring, reaming, key way cutting), cutting fluids, coolants and lubricants. Introduction to shaper, slotter, plainer, broaching, milling and manufacture of gears, heat treatment process applied to gears.
Welding – Introduction, classification of welding processes, advantages and limitations of welding, principles of arc welding, arc welding equipment, choice of electrodes for different metals, principle of gas (oxy-acetylene) welding, equipment of gas welding, welding procedures (arc & gas), soldering and brazing techniques, types and applications of solders and fluxes, various flame cutting processes, advantages and limitations of flame cutting, defects in welding, testing and inspection modern welding methods, (submerged, CO2, atomic – hydrogen, ultrasonic welding), brief description of MIG & TIG welding.
6.Grinding & Finishing Process :
Principles of metal removal by grinding, abrasives, natural and artificial, bonds and binding processes, vitrified, silicate, shellac rubber, grinding machines, classification: cylindrical, surface, tool & cutter grinding machine, construction details, relative merits, principles of centreless grinding, advantages & limitations of centreless grinding work, holding devices, wheel maintenance, balancing of wheels, coolants used, finishing by grinding, honing, lapping, super finishing, electroplating, basic principles – plating metals, applications, hot dipping, galvanizing tin coating, parkerising, anodizing, metal spraying, wire process, powder process and applications, organic coatings, oil base paint, lacquer base enamels, bituminous paints, rubber base coating.
Linear measurement – Slip gauges and dial indicators, angle measurements, bevel protractor, sine bar, angle slip gauges, comparators (a) mechanical (b) electrical (c) optical (d) pneumatic. Measurement of surface roughness; methods of measurements by comparison, tracer instruments and by interferometry, collimators, measuring microscope, interferometer, inspection of machine parts using the concepts of shadow projection and profile projection.Fluid Mechanics & Hydraulic Machinery : Properties of fluid, density, specific weight, specific gravity, viscosity, surface tension, compressibility capillarity, Pascal’s law, measurement of pressures, concept of buoyancy. Concept of Reynold’s number, pressure, potential and kinetic energy of liquids, total energy, laws of conservation, mass, energy and momentum, velocity of liquids and discharge, Bernoulli’s equation and assumptions, venturi meters, pitot tube, current meters. Working principle & constructional details of centrifugal pump, efficiencies – manometric efficiency, volumetric efficiency, mechanical efficiency and overall efficiency, cavitation and its effect, working principle of jet & submersible pumps with line diagrams.
8.Industrial Management :
Job analysis, motivation, different theories, satisfaction, performance reward systems, production, planning and control, relation with other departments, routing, scheduling, dispatching, PERT and CPM, simple problems. Materials in industry, inventory control model, ABC Analysis, Safety stock, re-order, level, economic ordering quantity, break even analysis, stores layout, stores equipment, stores records, purchasing procedures, purchase records, Bin card, Cardex, Material handling, Manual lifting, hoist, cranes, conveyors, trucks, fork trucks.
10.Thermal Engineering :
Laws of thermodynamics, conversion of heat into work vice versa , laws of perfect gases, thermodynamic processes – isochoric, isobaric, isothermal hyperbolic, isentropic, polytropic and throttling, modes of heat transfer, thermal conductivity, convective heat transfer coefficient, Stefan Boltzman law by radiation and overall heat transfer coefficient. Air standards cycles – Carnot cycle, Otto cycle, Diesel cycle, construction and working of internal combustion engines, comparison of diesel engine and petrol engine. Systems of internal combustion engine, performance of internal combustion engines. Air compressors their cycles refrigeration cycles, principle of a refrigeration plant
RRB JE Syllabus for Computer Science and Information Technology Exam Group – JE (IT)
6.Data Structure using C++
9.Operating System using LINUX
10.Web Technologies and Programming
11.System Analysis and Design
12.Data and Network Communication
RRB JE Syllabus for Printing Technology – JE
Different printing methods; image carriers; impression and ink transfer methods; proofing methods; suitability of jobs for various printing processes.
Materials used for graphic reproduction; image carriers; printing substrates; inks and coatings; binding materials.
3.Flexo, Gravure and Screen Printing.
Flexographic principles and plate surface preparation; flexographic press work; study and preparation of gravure image carrier – Doctor Blade and its care; inks for gravure process; materials used in gravure process; slitting and rewinding machine – equipment used for quality control – defects and remedies; screen printing.
4.Printing Finishing Processing
Introduction to binding and finishing; materials used in binding; methods of binding and modern commercial binding; forwarding operations; automation in binding.
Types of originals – process room equipment; line and halftone photography; digital image processing; computer to fill; image editing softwares.
6.Design & Advertising in Print Media
Introduction to typographic design and advertising; role of typography in design; designing aspects of book, magazine and news paper; design of miscellaneous printed products; operations and functions of an advertising agency. Sheet fed offset Machines
7.Offset lithographic presses; printing unit; inking and dampening; sheet handling, controlling and transferring; make ready and machine run; computer print control (CPC).
Basic anatomy of a computer; paging softwares; vector graphic editing software; scalar image editing software; desktop publishing software.
9.Paper and Ink
Paper manufacture and chemistry of pulp; paper and board classification; properties of paper and conditioning in press room; printing ink gradients, manufacture and its properties; problems with paper and ink on press and their remedies.
10.Colour Separation and Management
Colour management; colour reproduction; colour separation; developments in electronic scanning; colour proofing.
11.Plate Making Methods
Job planning and film assembly; imposition considerations; lithographic plate surface chemistry; computer to technologies and computer to film; computer to press technologies; computer to plate.
12.Printing Machine Maintenance
Maintenance management; types of maintenance and maintenance of spare parts; machinery erection and testing; machine replacement, lubrication and lubricants; machine elements and electrical controls.
Art work and film preparation; film image setters; computer to plate systems; non impact printing and digital offset presses; electronic proofing.
14.Web offset Printing
Introduction to web offset printing press; make ready and feeding unit; printing unit; delivery unit; digital offset printing.
15.Printer’s Accounting and Estimating
Purpose and systems of bookkeeping; definition of estimating and qualifications of an estimator; estimating forms; meaning and methods of costing; costing of machine; material and direct labour.
16.Advanced Printing Technologies
Non impact printing technologies; security printing; speciality printing processes; E-Print.
Concept of packaging and packaging for various purposes; ancillary materials and metal based materials used in packing; types of labels and their design; types of packaging systems and its advantages; bar coding.
RRB JE Syllabus for CMA Exam Group
1.Measurements, Units and Dimensions, Types of errors in measurements, Significance of accuracy in measurement.
2.Light : Basic principles of light – reflection, refraction, laws of reflection, total internal reflection, interference, diffraction and polarization. Formula for magnification of microscope, telescope. Electromagnetic spectrum.
3.Heat: Heat as energy- sources of heat, Transmission of heat, Expansion of solids, liquids and gases. Temperature (based on thermal equilibrium), Different Scales of Temperature. Calorimetry, Applications of Specific heat, Latent heat. Anomalous expansion of water and its significance in nature. Combustion, Calorific value, specific heat of gases.
4.Sound: Sources of sound. Propagation of sound. Velocity of sound in different media / substances. Characteristics of sound. Reflection of sound, echo, Resonance, Sonar and Doppler effect.
5.Mechanics: Scalars and Vectors. All types of motion. Friction. Newton’s laws of motion. Momentum. Equations of motion (under gravity and freely falling), projectile. Range. Laws of Floatation. Work, Power and Energy. Conservation of energy. Center of mass. Centre of gravity. Stability and Equilibrium. Universal law of Gravitation. Relation between ‘g’ and ‘G’. Circular motion, Kepler’s Laws. Elasticity and Hooke’s Law.
6.Magnetism: Magnetic field, Uniform and non uniform magnetic fields. Magnetic induction. Magnetic lines of force. Magnetic pole strength, Magnetic moment. Inverse square law of magnetism. Magnetic properties of materials and their classification.
7.Electricity & Electro Magnetism: Electric charge, field, electric intensity, electric potential, potential difference. Simple Electric Circuits. Conductors, Non conductors / Insulators, Coulomb’s inverse square law. Primary and secondary Cells. Ohm’s Law – its limitations. Resistances in series and parallel, Emf of a circuit; Specific resistance. Kirchhoff’s laws. Relation between electric potential and Electric energy, electric Power (wattage). Heating effect of electric current, and Joule’s law. Ampere’s law, circular loop and Solenoid. Magnetic force on moving charged particle and long straight conductors. Fleming’s left hand rule, Electric motor. Electromagnetic induction – Faraday’s law Electromagnetic flux. Lentz law, Generators and Alternating Currents. Inductance – self, mutual inductance and principles of transformer.
8.Modern Physics: Discharge of Electricity through gases, Cathode rays, Anode rays and their properties; X-rays; Atomic models: JJ Thomson, Rutherford and Bohr’s models. Atomic nucleus and its structure. Atomic models: Mass defect; Radio Activity- Discovery, properties of alpha, beta, and gamma radiations. Applications of alpha, beta, and gamma radiations, alpha, beta decays, Half life period, Isotopes, Isobars, and Isotones. Artificial radioactivity; radioisotopes and their uses in different fields; radioactive series; Chain and controlled nuclear reactions; Fission and fusion of nuclei – atomic bomb and hydrogen bomb.
9.Electronics and Communications: Semiconductors, diode, p-n junction characteristics. Transistor – pnp & npn characteristics and uses. Zener Diode characteristics. Simple electronic circuits, Logic gates – applications, modulation and demodulation.
10.Matter: States of matter. Elements, Compounds and Mixtures. Methods of separation of mixtures. Chromatography. Behavior of gases; measurable properties of gases; gas laws. Mole concept. Dolton, Avogadro, Berzelius laws.
11.Chemical Reactions: Physical and chemical changes. Types of Chemical reactions; Physical and Chemical properties various compounds. Chemical calculations. NaOH, Bleaching powder, baking soda, washing soda, and their uses, Plaster of Paris.
12.Acids and Bases, Salts: Strength and uses of Acids & Bases. Neutralization. Nature and uses of different Salts. Water of crystallization. Complex, Neutral and double salts. Oxidation and Reduction, Rancidity. Identification of Acids, Bases– Indicators: Natural, Chemical. PH Scale – Role of PH in daily life-agriculture, medicine. Classification of salts based on affinity to water Examples of Acidic, Basic, Mixed, Complex, Neutral and double salts. Solutions – Types of solutions; solubility, ionization, Concentration; Oxidation number concept. Balancing of Redox reactions, Calculation of Concentrations. Stoichiometry
13.Atomic Structure: Electromagnetic spectrum, Atomic spectrum, Characteristics of electron, proton and neutron, Rutherford’s model of an atom, nature of electromagnetic radiation, Plank’s quantum mechanics, explanation of photoelectric effect, features of atomic spectra, characteristics of hydrogen spectrum, Bohr’s theory of structure of atom, Bohr’s explanation of spectral lines, failure of Bohr’s theory, wave particle nature of electrons, de Broglie’s hypothesis, Heisenberg’s uncertainty principle, important features of the Quantum mechanical model of an atom, Quantum numbers, concept of orbitals, define an atomic orbital in terms of quantum numbers-shapes of s, p and d orbitals, n l x rule, Energies of electronic energy levels (n+l) rule state Auffbau principle, Pauli’s exclusion principle and Hund’s rule of maximum multiplicity, electronic configuration of atoms, explanation of stability of half filled and completely filled orbital.
14.Periodic Classification of Elements: Characteristics of elements in groups and periods. Significance of atomic number and electronic configuration as the basis per periodic classification. Classification of elements into s-block, p-block, d-block, f-block and their main characteristics. Periodic trends in physical and chemical properties of elements. Study of different Groups of periodic tables.
15.Chemical Bonding: Ionic and Covalent bonds: Introduction of chemical bonding. Electronic Configuration of Noble gases. sigma, pi bond with examples. Shapes of molecules bond lengths and bond angles in molecules. Hybridization and explanation of H2O, BF3, CH4, NH3 etc. molecules. Hydrogen bonding and types of H bonds.
16.Carbon and its Compounds: Need to study carbon compounds separately. Classification of Organic compounds Hydrocarbons – Alkanes, alkenes, alkynes aromatic and aliphatic compounds with examples. Bonding in Carbon including Hybridization. Allotropes of Carbon. Versatile nature of carbon. Tetravalency, Chains, branches and rings. Catenation, Isomerism. Saturated and Unsaturated carbon compounds. Bonding of carbon with other elements. Functional groups in carbon compounds. Homologous series. Chemical properties of carbon compounds Combustion and Oxidation. Additional reactions. Substitution reaction. Important carbon compounds. Nomenclature organic compounds. Carbohydrates and their classification. Proteins-examples, Oils and fats examples Polythene – Nylon, PVC, Polyvinyl alcohol; Rubber – used in daily life. Polymers, and other important organic compounds.
17.Environmental Chemistry: Different types of pollution, acid rains, Ozone and its reactions, effects of depletion of ozone layer, Greenhouse effect and global warming, Green Chemistry as an alternative tool for reducing pollution.
18.Metallurgy: Occurrence of Metals. Minerals, Ores – Examples. Extractions of metals – activity series and related metallurgy, flow chart of steps involved in the extraction of metals from ore. Refining metals, Electrolytic refining, Corrosion – Prevention of Corrosion. Alloys and their uses.
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