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Applied Chemistry 2 Semester 2 (FE First Year) BE Electrical Engineering University of Mumbai Topics and Syllabus

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CBCGS [2016 - current]
CBGS [2012 - 2015]
Old [2000 - 2011]

Topics with syllabus and resources

100.00 Corrosion Old
101.00 Methods to Decrease the Rate of Corrosion Old
  • Proper designing
  • using pure metal
  • using metal alloys
  • Cathodic protection – i) Sacrificial anodic protection  ii) Impressed current method
  • Anodic protection method
  • Metallic coatings
  • hot dipping
  • galvanizing
  • tinning
  • metal cladding
  • metal spraying
  • Electroplating
  • Cementation
  • Organic Coatings
  • Paints only constituents and their functions.
102.00 Introduction Old
  • Types of Corrosion:(I) Dry or Chemical Corrosion  i) Due to oxygen ii) due to other gases. (II) Wet or Electrochemical Corrosion.
  • Mechanism: i) Evolution of hydrogen type ii) Absorption of oxygen.
  • Types of Electro‐Chemical Corrosion – Galvanic cell corrosion, Concentration cell corrosion (differential aeration), pitting corrosion, Intergranular corrosion, Stress Corrosion , Polarization.
103.00 Factors Affecting the Rate of Corrosion Old
  • Nature of metal
  • position in galvanic series
  • potential difference
  • overvoltage
  • relative area of the anodic and cathodic parts
  • purity of metal
  • nature of the corrosion product
  • temperature, moisture, influence of PH, concentrations of the electrolytes.
200.00 Alloys Old
201.00 Non‐Ferrous Alloys Old
  • Alloys of Al – i) Duralumin ii) Magnalumin.
  • Alloys of Cu���Brasses – i) Commercial brass ii) German Silver.
  • Bronzes – i) Gun metal ii) High – phosphorus bronze.
  • Alloys of pb – i) Wood’s metal. ii) Tinman’s solders.
  • Their composition (Reference 1 by Jain & Jain ), properties & uses.
202.00 Introduction Old
  • Purpose of making alloys
  • Ferrous Alloys
  • plain carbon steel
  • heat resisting steels
  • stainless steels (corrosion resistant steels)
  • effect of the alloying element, Ni, Cr, Co, Mg, Mo, W, and V.
203.00 Manufacture of Oxide and Non‐Oxide Ceramic Powders Old
  • Manufacture of oxide & non‐oxide ceramic powders only i) Alumina ii) Silicon Carbide
204.00 Applications of Powder Metallurgy Old
205.00 Powder Metallurgy Old
  • Introduction
  • methods of metal powder formation (1) (a) Mechanical pulverization (b) Atomization (c) Chemical reduction (d) Electrolytic process (e) Decomposition.
  • (2) Mixing & blending.
  • (3) Sintering.
  • (4) Compacting :‐ Various methods such as i) cold pressing. ii) Powder injection moulding. iii) Hot compaction.
300.00 Fuels Old
301.00 Propellants Old
  • Definition
  • Characteristics of a good propellant
  • Classification of propellants
  • Two examples each.
302.00 Combustion Old
  • Calculations for requirement of only oxygen & air (by weight & by volume only) for given solid, liquid & gaseous fuels.
303.00 Bio‐Diesel Old
  • Method to obtain Biodiesel from vegetable oils (Trans‐esterification)
  • Advantages and disadvantages of Biodiesel.
304.00 Cracking Old
  • Definition
  • Types of cracking – I) Thermal Cracking– (a) Liquid phase thermal cracking b) Vapour phase thermal cracking. II) Catalytic Cracking – (a) Fixed – bed catalytic cracking (b) Moving – bed catalytic cracking.
  • Advantages of Catalytic Cracking.
305.00 Liquid Fuels Old
  • Crude petroleum oil
  • Its composition & classification & mining (in brief).
  • Refining of crude oil i) separation of water ii) Separation of ‘S’ & iii) Fractional distillation with diagram &  composition table.
306.00 Petrol Old
  • Refining of petrol
  • unleaded petrol (MTBE use of catalytic converter)
  • power alcohol.
  • Knocking
  • Octane number (antiknocking agents)
  • Cetane number.
307.00 Classification of Fuels Old
  • Definition
  • Classification of fuels – solid, Liquid & Gaseous.
  • Calorific value – def. Gross or Higher C.V. & Net or lower C.V. units of heat (no conversions).
  • Dulong’s formula & numericals for calculations of Gross & Net C.V.
  • Analysis of coal – i) Proximate Analysis with numericals and its importance ii) Ultimate Analysis with numericals and its importance, Characteristic properties of the good fuel.
400.00 Composite Materials and Adhesives Old
401.00 Composite Materials Old
  • Introduction
  • Constitution i) Matrix phase ii) Dispersed phase.
  • Characteristic properties of composite materials Classification –
  • A) Particle – reinforced composites i) Large – particle composites ii) Dispersion – strengthened Composites.
  • B) Fiber – Reinforced Composites (i) Continuous aligned (ii) Discontinuous (short) (a) aligned (b) Randomly oriented.
  • C) Structural Composites – (i) Laminates (ii) Sandwich Panels.
402.00 Adhesives Old
  • Introduction
  • Adhesive action
  • Physical Factors Influencing Adhesive action
  • Chemical Factors Influencing Adhesive action
  • Bonding Processes by adhesives.
500.00 Green Chemistry Old
  • Introduction
  • Twelve Principles of Green chemistry
  • Numericals on atom economy
  • Synthesis
  • Adipic acid and indigo.
  • Green solvents (ionic liquid supercritical CO2),  and products from natural materials.
600.00 Corrosion

Corrosion:
Introduction: Types of Corrosion- (I) Dry or Chemical Corrosion-i) Due to oxygen ii) Due to other gases (II) Wet or Electrochemical corrosion- Mechanism i) Evolution of hydrogen-type ii) Absorption of oxygen. Types of Electrochemical Corrosion- Galvanic cell corrosion, Concentration cell corrosion (differential aeration), Pitting corrosion, Intergranular corrosion, Stress corrosion. Factors affecting the rate of corrosion- Nature of metal, the position of the metal in galvanic series, potential difference, overvoltage, the relative area of anodic and cathodic parts, purity of metal, nature of the corrosion product, temperature, moisture, influence of pH, the concentration of the electrolytes. Methods to decrease the rate of corrosionMaterial selection, Proper designing, Use of inhibitors, Cathodic protection- i) Sacrificial anodic protection ii) Impressed current method, Anodic protection method, Metallic coatings- hot dipping- galvanizing and tinning, metal cladding, metal spraying, Electroplating, Cementation. Organic coatings – Paints (only constituents and their functions).

700.00 Alloys

Introduction, purpose of making alloys, Ferrous alloys, plain carbon steel, heat resisting steels, stainless steels (corrosion resistant steels), effect of the alloying element- Ni, Cr, Co,
Mn, Mo,W and V;
Non-Ferrous alloys- Composition, properties and uses of- Alloys of Aluminium- i) Duralumin ii) Magnalium. Alloys of Cu- (I) Brasses-i) Commercial brass ii) German silver, (II) Bronzes- i) Gun metal ii) High phosphorous bronze. Alloys of Pb- i) Wood’s metal ii) Tinmann’s solder. Powder Metallurgy- Introduction, 1)Methods of powder metal formation- i) Mechanical pulverization ii) Atomization iii) Chemical reduction iv) Electrolytic process v) Decomposition (2) Mixing and blending. (3) Sintering (4)
Compacting- i) Cold pressing ii) Powder injection moulding (iii) Hot compaction.
Applications of powder metallurgy.
Shape Memory Alloys- Definition, properties and Uses.

800.00 Fuels

Definition, classification of fuels-solid, liquid and gaseous. Calorific value- Definition, Gross or Higher calorific value & Net or lower calorific value, units of heat (no conversions),
Dulong’s formula & numerical for calculations of Gross and Net calorific values. Characteristics of good fuel.
Solid fuels- Analysis of coal- Proximate and Ultimate Analysis with Significance and numericals
Liquid fuels- Crude petroleum oil, its composition and classification and mining (in brief).
Refining of crude oil- i) Separation of water ii) Separation of ‘S’ & iii) Fractional Distillation with diagram and composition and uses the table.
Cracking- Definition, Types of cracking I) Thermal cracking – (i) Liquid phase thermal cracking (ii) Vapour phase thermal cracking.
II) Catalytic cracking- (i) Fixed-bed catalytic cracking (ii) Moving-bed catalytic cracking. Advantages of Catalytic cracking.
Petrol- Refining of petrol, unleaded petrol ( use of MTBE), Catalytic converter, Power alcohol, Knocking, Octane number, Cetane number, Antiknocking agents.
Combustion- Calculations for the requirement of only oxygen and air (by weight and by volume only) for given solid & gaseous fuels.
Biodiesel- Method to obtain Biodiesel from vegetable oils (Trans-esterification), the advantage and disadvantages of biodiesel.
Fuel cell- Definition, types and applications.

900.00 Composite Materials

Introduction, Constitution- i) Matrix phase ii) Dispersed phase. Characteristic properties of composite materials. Classification- (A) Particle - reinforced composites- i) Large – particle reinforced composites ii) Dispersion – strengthened composites. (B) Fibre – reinforced composites- i) Continuous – aligned ii) Discontinuous – aligned (short)- (a) aligned (b) randomly oriented (C) Structural Composites- i) Laminates (ii) Sandwich Panels.

1000.00 Green Chemistry

Introduction, Twelve Principles of Green chemistry, numerical on atom economy, Conventional and green synthesis of Adipic acid, Indigo, Ibuprofen and Carbaryl. Green solvents (water, supercritical CO2) and products from natural materials.

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