REVISED 2012 Applied Chemistry ‐II Mumbai University
Syllabus Applied Chemistry ‐II Mumbai University :-
• 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 Electro‐Chemical Corrosion –
Galvanic cell corrosion, Concentration cell corrosion (differential aeration), pitting
corrosion, Inter-granular corrosion, Stress Corrosion , Polarization.
• Factors affecting the rate of corrosion :‐ Nature of metal, position in galvanic series,
potential difference, over-voltage, 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.
• Methods to Decrease the rate of Corrosion :‐ 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.
Module 2 :
• 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, Mg, Mo, W, and V.
• Non‐Ferrous Alloys‐ 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.
• Powder Metallurgy :‐ 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
• Applications of powder metallurgy.
• Manufacture of oxide & non‐oxide ceramic powders only i) Alumina ii) Silicon
Module 3 :
• 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.
• Liquid Fuels – 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.
• Cracking – 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.
• Petrol : Refining of petrol, unleaded petrol (MTBE use of
catalytic converter), power alcohol. Knocking, Octane
number (antiknocking agents), Cetane number
• Combustion: calculations for requirement of only oxygen & air (by weight & by
volume only) for given solid, liquid & gaseous fuels.
• Bio‐diesel, Method to obtain Biodiesel from vegetable oils (Trans‐esterification),
advantages and disadvantages of Biodiesel.
• Propellants: Definition, Characteristics of a good propellant, classification of
propellants, Two examples each.
Module 4 :
Composite Materials and Adhesives :
• 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.
• Introduction, Adhesive action, Physical Factors Influencing Adhesive
action, Chemical Factors Influencing, Adhesive action, Bonding Processes by
Module 5 :
• Introduction, Twelve Principles of Green chemistry, numerical on atom economy,
synthesis , adipic acid and indigo.
• Green solvents (ionic liquid supercritical CO2), and products from natural materials.
1. Engineering Chemistry – Jain & Jain, Dhanpat Rai
2. Engineering Chemistry – Dara & Dara, S Chand
3. Engineering Chemistry – Wiley India (ISBN‐9788126519880)
4. A Text Book of Engineering Chemistry – Shashi Chawla (Dhanpat Rai)