Skip to content
Padhora
Sign in
BrowsePlans

DI01000071 · Semester 2 · 5G scheme

Engineering Chemistry

Notes and solutions following the Gujarat Technological University (GTU) syllabus for DI01000071. Independent material — not issued by the university.

Electrical EngineeringInformation TechnologyPower ElectronicsBio-Medical EngineeringComputer EngineeringElectronics & Communication EngineeringComputer Science & EngineeringInformation & Communication TechnologyCACDDMRenewable EnergyCyber System & Information Security

Materials

Syllabus

The official syllabus this material follows.

  • Syllabus

    13 pages

    FreeRead

Complete Book

The whole syllabus, unit by unit, written for the exam.

Problem Solver

Step-by-step solutions to typical problems.

Slides

Lecture slides for revision.

PYQ Solutions

Past university papers, fully solved.

Question Bank

Questions grouped by topic, with answers.

  • Past-paper questions by topic

    18 pages

    FreeRead

Syllabus units

Unit 1: Atomic Structure, Chemical Bonding and Solutions
  • Atomic Structure
  • Chemical Bonding
  • Solutions
Unit 2: Electrochemistry
  • 2.1 Arrhenius theory of ionization
  • 2.2 Electronic concept of oxidation, reduction, and redox reactions
  • 2.3 Degree of ionization (α) 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 Construction, working, 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 electrode potential (E°R or E°L), Electrochemical/ electromotive force (emf) series, Standard cell potential (E°cell)
  • 2.11 Construction of Electrolytic cell and Electrolysis
  • 2.12 Faraday's Laws of Electrolysis
  • 2.13 Industrial applications of electrolysis
Unit 3: Corrosion of metals and its prevention
  • 3.1 Definition of Corrosion with example
  • 3.2 Dry or Chemical corrosion
  • 3.3 Wet or electrochemical corrosion
  • 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, Temperature, 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 Dulong's formula
  • 4.7 Solid fuels
  • 4.8 Liquid fuels
  • 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
  • 5.3 Classification of lubricants with examples
  • 5.4 Physical Properties of lubricants
  • 5.5 Chemical properties of lubricants
  • 5.6 Selection of lubricants for different types of Machinery
  • 5.7 Biodegradable lubricants
Unit 6: Polymers, Elastomers, Insulating Materials and Semiconductors
  • Polymers
  • Elastomers (Rubbers)
  • Insulating Materials
  • Semiconductors
Unit 7: Electrochemical Energy Sources
  • 7.1 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

About this course

Study materials, question papers, and solutions for Engineering Chemistry (DI01000071) - General Studies, Semester 1