JNTU Hyderabad B.Tech Engineering Chemistry R16 Syllabus

Note: This syllabus is common for Civil, ME, AE, ME (M), MME, AU, Mining, Petroleum, CEE, ME (Nanotech).

CH102BS/CH202BS: ENGINEERING CHEMISTRY
B.Tech. I Year II Sem. L T/P/D C
4 0/0/0 4

Course Objectives:

To bring adaptability to new developments in Engineering Chemistry and to acquire the skills required to become a perfect engineer.
To include the importance of water in industrial usage, significance of corrosion control to protect the structures, polymers and their controlled usage.
To acquire knowledge of engineering materials and about fuels and batteries.
To acquire required knowledge about engineering materials like cement, refractories and composites..

Course Outcomes:

Students will gain the basic knowledge of electrochemical procedures related to corrosion and its control.
They can understand the basic properties of water and its usage in domestic and industrial purposes.
They learn the use of fundamental principles to make predictions about the general properties of materials.
They can predict potential applications of chemistry and practical utility in order to become good engineers and entrepreneurs

UNIT - I

Water and its treatment: Introduction – hardness of water – causes of hardness – types of hardness: temporary and permanent – expression and units of hardness – Estimation of hardness of water by complexometric method. Numerical problems. Potable water and its specifications- Steps involved in the treatment of potable water - Disinfection of potable water by chlorination and Ozonization. Defluoridation – Nalgonda technique - Determination of F- ion by ion- selective electrode method.

Boiler troubles: sludges, scales, and Caustic embrittlement. Internal treatment of Boiler feed water – Calgon conditioning – Phosphate conditioning - Colloidal conditioning – Softening of water by ion-exchange processes. Desalination of water – Reverse osmosis. Numerical problems – Sewage water - Steps involved in treatment of sewage.

UNIT - II

Electrochemistry: Electrode- electrode potential, standard electrode potential, types of electrodes – Construction and functioning of Standard hydrogen electrode, calomel and glass electrode. Nernst equation - electrochemical series and its applications. Electrochemical cells: Daniel cell – cell notation, cell reaction, and cell emf -– Concept of concentration cells – Electrolyte concentration cell –Numerical problems.

Batteries: Cell and battery - Primary battery (dry cell, alkaline cell and Lithium cell) and Secondary battery (lead acid, Ni-Cd and lithium ion cell), Fuel cells: Hydrogen –oxygen and methanol-oxygen fuel cells – Applications.

UNIT – III

Polymers: Definition – Classification of polymers with examples – Types of polymerization – addition (free radical addition) and condensation polymerization with examples.

Plastics: Definition and characteristics- thermoplastic and thermosetting plastics, compounding, and fabrication of plastics (compression and injection moulding). Preparation, Properties, and engineering applications of PVC and Bakelite.

Fibers: Characteristics of fibers – preparation, properties and applications of Nylon-6,6 and Dacron. Fiber reinforced plastics (FRP) – Applications.

Rubbers: Natural rubber and its vulcanization - compounding of rubber.

Elastomers: Characteristics –preparation – properties and applications of Buna-S, Butyl and Thiokol rubber.

Conducting polymers: Characteristics and Classification with examples-mechanism of conduction in trans-polyacetylene and applications of conducting polymers.

Biodegradable polymers: Concept and advantages - Polylactic acid and poly vinyl alcohol and their applications.

UNIT - IV

Fuels & Combustion: Classification- solid fuels: coal – analysis of coal – proximate and ultimate analysis and their significance. Liquid fuels – petroleum and its refining, cracking – types – moving bed catalytic cracking. Knocking – octane and cetane rating, synthetic petrol - Fischer-Tropsch’s process; Gaseous fuels – composition and uses of natural gas, LPG and CNG. Combustion: Definition, Calorific value of fuel – HCV, LCV; Calculation of air quantity required for combustion of a fuel.

UNIT - V

Cement: Portland cement, its composition, setting and hardening of Portland cement.

Special cements: White cement, water proof cement, High alumina cement, and Acid resistant cement.

Refractories: Classification, characteristics of good refractories, Refractoriness, refractoriness under load, porosity, and chemical inertness – applications of refractories.

Lubricants: Classification of lubricants with examples-characteristics of a good lubricants - mechanism of lubrication (thick film, thin film and extreme pressure)- properties of lubricants: viscosity, cloud point, pour point, flash point and fire point.

Composites: Introduction- Constituents of composites – advantages, classification and constituents of composites. Applications of composites.

Text books:

Engineering Chemistry by P.C. Jain & M. Jain, Dhanpatrai Publishing Company, New Delhi (2010)
Engineering Chemistry by Rama Devi, Venkata Ramana Reddy and Rath, Cengage learning, New Delhi. (2016)

Reference Books:

Engineering Chemistry by Shashi Chawla, Dhanpatrai & Company (P) Ltd. Delhi (2011)
Engineering Chemistry by Shikha Agarwal, Cambridge University Press, Delhi (2015)
Engineering Chemistry by Thirumala Chary and Laxminarayana, Scitech Publishers, Chennai (2016).

Note: This syllabus is common for EEE, ECE, CSE, EIE, BME, IT, ETE, ECM, ICE.

ENGINEERING CHEMISTRY
B.Tech. I Year I Sem. L T/P/D C
Course Code: CH102BS/CH202BS 4 0/0/0 4