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ENGINEERING CHEMISTRY
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DI01000071
Code: DI01000071
Credits: 4
Semester 2
RE
Engineering Chemistry
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Follow on Instagram for UpdatesEngineering Chemistry Syllabus — Unit-wise Content
The official GTU curriculum for Engineering Chemistry (subject code DI01000071) as prescribed for RE · Semester 2 divides the course into 7 units, covering 117 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI01000071)Unit 1 Atomic Structure, Chemical Bonding and Solutions Atomic Structure
- Concepts of orbits and orbitals. 1.2
- Pauli’s exclusion principle
- Hund’s rule of maximum spin multiplicity
- Aufbau rule. 1.3
- Electronic configuration of elements having atomic number 1 to 30
- Chemical Bonding: 1.4
- Concept of chemical bond
- Octet rule
- Types of chemical bonds : 1.4.1 Ionic (Electrovalent) bond and its characteristics (Example NaCl.)
- (12 Marks) Program Name: Diploma in Engineering Level: Diploma Branch: Sem 1: Electrical/Information Technology/Power Electronics Engineering Sem 2:Bio-Medical/Computer/Electronics & Communication/ Computer Science & Engineering/ICT/CACDDM/ Renewable Energy / Cyber System and Information Security Subject Code: DI01000071 Subject Name: Engineering Chemistry 1.4.2 Covalent bond and its characteristics (examples–Non-polar covalent bond: H2, O2, N2, CH4
- Polar covalent bond: HCl, H2O, And NH3.)
- 1.4.3 Coordinate covalent (Dative) bond (examples – NH4+
- 1.4.4 Metallic bond and its characteristics
- 1.4.5 Hydrogen bond
- its types and significance
- 1.4.6 Intermolecular force of attraction (van der Waals bond). 1.5
- Structures of solids: Ionic solids
- Molecular solids
- Network solids, and Metallic solids
- Definitions of solute
- solution and concentration
- Modes of expressing concentration of solutions – Molarity (M = mole/litre)
- mass percentage (%w/w)
- volume percentage (%v/v)
- mass by volume percentage (%w/v)
- mole fraction ()
- ppm (g/mL)
Unit 2 Electrochemistry
- Arrhenius theory of ionization. 2.2
- Electronic concept of oxidation
- reduction, and redox reactions. 2.3
- Degree of ionization () and the factors affecting on it. 2.4
- Concept of pH and pOH
- pH scale for acids
- bases and neutral solutions
- Calculations of pH and pOH for dilute solutions of acids and bases
- Importance of pH in various fields. 2.5
- Buffer solutions
- Types of buffer solutions: Acidic buffers and Basic buffers
- Applications of buffer solutions. 2.6
- Definition of Electrolytes
- Non-electrolytes with suitable examples
- Types of Electrolytes with examples. 2.7
- cell-reactions and symbolic representation of an Electrochemical cell. 2.8
- Conditions for a half-cell to be standard. 2.9
- Construction and working of Standard Hydrogen Electrode (SHE). 2.10
- Measurement of Standard half-cell potential / Standard (11 Marks) Program Name: Diploma in Engineering Level: Diploma Branch: Sem 1: Electrical/Information Technology/Power Electronics Engineering Sem 2:Bio-Medical/Computer/Electronics & Communication/ Computer Science & Engineering/ICT/CACDDM/ Renewable Energy / Cyber System and Information Security Subject Code: DI01000071 Subject Name: Engineering Chemistry electrode potential (EoR or EoL)
- Electrochemical/electromotive force (emf) series
- Standard cell potential (Eocell). 2.11
- Construction of Electrolytic cell and Electrolysis. 2.12
- Faraday’s Laws of Electrolysis. 2.13
- Industrial applications of electrolysis: 2.13.1 Electrometallurgy
Unit 3 Corrosion of metals and its prevention
- Definition of Corrosion with example. 3.2
- Dry or Chemical corrosion: Oxidation corrosion
- Corrosion by other gases. 3.3
- Wet or electrochemical corrosion: Liberation of H2, Absorption of O2. 3.4
- Galvanic (Bimetallic) corrosion. 3.5
- Concentration cell corrosion. 3.6
- Pitting corrosion
- Waterline corrosion and Crevice corrosion. 3.7
- Factors affecting the rate of corrosion: Nature of the metal
- Nature of surface film
- Relative areas of the anodic and catholic parts
- Purity of metal
- Humidity of air, Influence of ph. 3.8
- Preventive measures for internal corrosion and External corrosion: Modification of environment
- Modification of the properties of metal
- Use of protective coatings
- Anodic and catholic protection
- Modification in design and choice of material
Unit 4 Fuels and Combustion
- 4.1 Definition and Classification of Fuels. 4.2 Calorific values and their Units. 4.3 Determination of Calorific value using a Bomb Calorimeter. 4.4 Characteristics of a good fuel. 4.5 Comparison between solid
- liquid, and gaseous fuels. 4.6 Theoretical calculation of HCV and LCV of fuel using (10 Marks) Program Name: Diploma in Engineering Level: Diploma Branch: Sem 1: Electrical/Information Technology/Power Electronics Engineering Sem 2:Bio-Medical/Computer/Electronics & Communication/ Computer Science & Engineering/ICT/CACDDM/ Renewable Energy / Cyber System and Information Security Subject Code: DI01000071 Subject Name: Engineering Chemistry Dulong’s formula. 4.7 Solid fuels: Coal
- Classification of coal
- Proximate and ultimate analysis of coal. 4.8 Liquid fuels: Petroleum
- Origin of petroleum and classification of petroleum
- Refining of petroleum
- Petrol and Diesel-fuel rating (Octane and Cetane numbers)
- Power alcohol and Bio-diesel
- Chemical composition. 4.9 Calorific values and Applications of LPG, CNG, and Biogas
Unit 5 Lubricants
- 5.1 Lubricants and Lubrication
- Functions of lubricants. 5.2 Mechanism of Lubrication: Fluid lubrication
- Boundary lubrication. 5.3 Classification of lubricants with examples: Solid
- Liquid and Synthetic lubricants. 5.4 Physical Properties of lubricants: Viscosity and Viscosity index
- Flash point and Fire point
- Cloud point and Pour point
- Oiliness. 5.5 Chemical properties of lubricants: Saponification number
- Neutralization number
- Emulsification number. 5.6 Selection of lubricants for different types of Machinery like: Gears
- Cutting tools
- Steam turbine
- Transformers. 5.7 Biodegradable lubricants
Unit 6 Polymers, Elastomers, Insulating Materials and Semiconductors Polymers
- 6.1 Definition of Monomer
- Degree of polymerization (n) and Repeating unit. 6.2 Classification of polymers based on Molecular structure: Linear polymers
- Branched polymers
- Cross-linked polymers. 6.3 Classification of polymers based on Monomer: Homo polymer
- Co-polymer. 6.4 Classification of polymers based on Thermal behavior: Thermoplastic polymers and Thermosetting polymers. 6.5 Types of polymerizations: Addition polymerization and Condensation polymerization 6.6 Preparation (by simple reactions)
- Properties and Uses of (14 Marks) Program Name: Diploma in Engineering Level: Diploma Branch: Sem 1: Electrical/Information Technology/Power Electronics Engineering Sem 2:Bio-Medical/Computer/Electronics & Communication/ Computer Science & Engineering/ICT/CACDDM/ Renewable Energy / Cyber System and Information Security Subject Code: DI01000071 Subject Name: Engineering Chemistry some thermoplastic polymers and thermosetting polymers: Polyethylene (PE)
- Polypropylene (PP)
- PolyVinylChloride (PVC)
- PolyTetraFluoroEthylene (PTFE
- Teflon, and Fluon)
- Polystyrene (PS)
- PolyAcryloNitrile (PAN)
- Bakelite, and Epoxy resins. 6.7 Biodegradable Polymers: Definition
- Chemical composition and Uses of Poly–β–HydroxyButyrate–co–β–hydroxyl Valerate (PHBV)
- Elastomers (Rubbers): 6.8 Natural rubber and its Properties. 6.9 Vulcanization of rubber and its Advantages. 6.10 Synthetic rubbers: Preparation (by simple reactions)
- Properties and Uses of Buna-S (GR-S or Styrene) rubber
- Buna-N (GR-A or Nitrile) rubber
- Neoprene (GR-M) rubber
- Insulating Materials: 6.11 Definition
- Types and Properties of Insulating Materials. 6.12 Applications of Thermal and Electrical insulating materials
- Semiconductors: 6.13 Definition and Classification of Semiconductors. 6.14 Enlist Semiconductor devices. 6.15 Elemental Semiconductors : Intrinsic Semiconductors
- Extrinsic Semiconductors (n-type Semiconductors
- p-type Semiconductors)
Unit 7 Electrochemical Energy Sources
- 7.1 Batteries: An electrochemical source of energy
- Types of Batteries: Primary
- Secondary and Fuel batteries. 7.2 Construction and Working of Dry cell. 7.3 Construction and Working of Lead-acid storage cell. 7.4 Construction and Working of Nickel-Cadmium battery/cell. 7.5 Fuel cells: Definition and Characteristics
- Construction and Working of Hydrogen-Oxygen fuel cell. 7.6 Biochemical Fuel cells. 7.7 Solar Cells
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