Access JNTUK & JNTUGV Applied Chemistry Important Questions PDF Download 2024
Syllabus
UNIT I: POLYMER TECHNOLOGY
Polymerisation:- Introduction, methods of polymerization (emulsion and suspension), mechanical properties. Plastics: Compounding, fabrication (compression, injection, blown film and extrusion), preparation, properties and applications (PVC, polycarbonates and Bakelite), mention some examples of plastic materials used in electronic gadgets, recycling of e-plastic waste (waste to wealth). Elastomers:- Introduction, preparation, properties and applications (Buna S, thiokol and polyurethanes). Composite materials: Fiber reinforced plastics, conducting polymers, biodegradable polymers, biopolymers, biomedical polymers.
UNIT II: ELECTROCHEMICAL CELLS AND CORROSION
Single electrode potential, electrochemical series and uses of series, standard hydrogen electrode, calomel electrode, construction of glass electrode, batteries (Dry cell, Li ion battery and zinc air cells), fuel cells (H2-O2, CH3OH-O2, phosphoric acid and molten carbonate). Corrosion:-Definition, theories of corrosion (chemical and electrochemical), galvanic corrosion, differential aeration corrosion, stress corrosion, galvanic series, factors influencing rate of corrosion, corrosion control (proper designing and cathodic protection), Protective coatings (surface preparation, cathodic coatings, anodic coatings, electroplating and electroless plating [nickel]), Paints (constituents, functions and special paints).
UNIT III: MATERIAL CHEMISTRY
Part I : Non-elemental semiconducting materials:- Stoichiometric, controlled valency & chalcogen photo/semiconductors-preparation of semiconductors (distillation, zone refining, Czochralski crystal pulling, epitaxy, diffusion, ion implantation) – Semiconductor devices (p-n junction diode as rectifier, junction transistor). Insulators & magnetic materials: electrical insulators-ferro and ferri magnetism-Hall effect and its applications. Part II: Nano materials:- Introduction, sol-gel method, characterization by (Brunauer Emmet Teller [BET]), (scanning electron microscopy [SEM]) and (transmission electron microscopy [TEM]), applications of graphene and fullerenes, carbon nanotubes (types, preparation and applications) Liquid crystals:- Introduction-types-applications. Super conductors:-Type –I, Type II-characteristics and applications
UNIT IV: SPECTROSCOPIC TECHNIQUES & NON-CONVENTIONAL ENERGY SOURCES
Part A: SPECTROSCOPIC TECHNIQUES Electromagnetic spectrum-UV (laws of absorption, instrumentation, theory of electronic spectroscopy, Frank-condon principle, chromophores and auxochromes, intensity shifts, applications), FT-IR [instrumentation and differentiation of sp, sp2 , sp3 and IR stretching of functional groups (alcohols, carbonyls, amines) applications], magnetic resonance imaging and CT scan (procedure & applications). Part B: NON-CONVENTIONAL ENERGY SOURCES Design, working, schematic diagram, advantages and disadvantages of photovoltaic cell, hydropower, geothermal power, tidal and wave power, ocean thermal energy conversion.
UNIT V: ADVANCED CONCEPTS/TOPICS IN CHEMISTRY
Computational chemistry: Introduction to computational chemistry, molecular modelling and docking studies Molecular switches: characteristics of molecular motors and machines, Rotaxanes and Catenanes as artificial molecular machines, prototypes – linear motions in rotaxanes, an acid-base controlled molecular shuttle, a molecular elevator, an autonomous light-powered molecular motor
JNTUK & JNTUGV Applied Chemistry Important Questions PDF Download 2024
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