Engineering Chemistry Notes and Study Materials PDF Free Download

Engineering Chemistry Notes: Aspirants as 1st year students/studiers of B.Tech engineering chemistry need various study materials and notes to simplify the preparation process or the process of revising certain fundamental concepts that come under the periphery of this subject.

The engineering chemistry Lecture Notes and study material inadvertently act as the principle study material for any and all aspirants, it is especially important for students because it will help them gain a better score, thus, a better grade. Students should consider paying attention to all the following mentioned study materials and peruse them at length while keeping the updated curriculum written in this article. This article provides students with an opportunity to know what study materials they need to be aware of and what text-books they need to have when studying this subject.

Participants can maximise their studying methodologies by using the engineering chemistry notes PDFs and the plethora of reference books from this article. The point of studying these PDFs and the books is to make sure students do not get confused by complexities, which are sure to arise when studying subjects that have an extensive subject-matter. Keeping that in mind, read the following list of updated study resources, which are sure to help you achieve better grades.

Enhance your studying experience by revising engineering chemistry concepts through these study materials. These notes are crystal clear and highlight the points which students/enthusiasts should be on the lookout for when studying the subject on the basis of the given curriculum.

Introduction to Engineering Chemistry Notes

Engg. chemistry primarily deals with the side of engineering that deals with the chemistry and the concepts found in it are inclined towards advanced knowledge of the chemistry of three different kinds: organic chemistry; analytical chemistry; electrochemistry. The course outline, or the curriculum, is designed in accordance to, and is heavily influenced, by these three types of chemistry-concepts. Students who study this subject are indirectly given a chance to gain experience in the design of upscaled chemical manufacturing plants.

Think of it this way, the very mechanics of a chemical manufacturing plant are ruled essentially by engg. Chemistry concepts. For example, as you will see moving on in this article, students learn the various uses of plastic and what chemical components denote what about plastic. A well-designed and created chemical manufacturing plant should be capable of handling chemical solutions without ruining or burning down the plant.

Moreover, due to the inherent harsh qualities of most chemical solutions & reactions, engg.chemistry ensures a plant is capable of sustaining the creation and experimentation of chemical compounds without incurring damages. An engineer who has been trusted with the job of designing an efficient chemical manufacturing plant should at least hold a slightly more significant amount of / quality of the information in the field of chemistry than an engineering student who does not have the necessary credentials to work in a chemical plant.

Engineering Chemistry Notes PDF

Students who usually encounter problems fairly easily in terms of understanding textual matters may find studying engg. Chemistry is much easier after having access to a PDF version of engg. Chemistry notes. These notes come with reference books that students will find to make units in the syllabus simpler to comprehend. Moreover, these notes essentially help students in their preparation process, smoothening the process without students being confused. Most importantly, studying the requisite study material, along with the PDF of the engg. Chemistry notes will make students more confident when they approach examinations.

Furthermore, notes on engineering chemistry explain in great detail the subject, and in doing so make students confident enough with themselves when appearing for examinations. Additionally, these PDF notes contain information imperative to pay heed to, especially textual information such as engg. chemistry questions.

Overall this PDF is made to ensure students get a rich conceptual background understanding of the subject, which will later develop their interests in the field as well as enhance their further studies.

Engineering Chemistry Reference Books

Lets face it, students are more likely to study such a subject from books more than anything else. Notes do help enrich a student’s studying experience as well as smoothen the process of studying the text, however, a text-book provides an abundance of information. You can be sure with a text-book that a student studying it will more than likely be exposed to a variety of concepts and hidden nuances in the subject which would otherwise be hard to find. PDF notes and quick solutions exist only to make the process of studying through books much more efficient. One can assume that a reference book is going to be a student’s primary source of information, keeping that in mind, read the following list of reference books written by experts in the field:

  • A textbook of Engineering Chemistry by S. S. Dara
  • Engineering Chemistry by Jain
  • Applied Chemistry by H.D Gesser
  • Engineering Chemistry of Wiley India Pvt. Ltd.
  • Engineering Chemistry by Prasanth Rath, 2015 Edition
  • Textbook of Nanoscience and nanotechnology by B.S. Murthy
  • Chemistry of Engineering Materials
  • ‘Engineering Chemistry’ (2015 Edition)

Engineering Chemistry Curriculum

UNIT I – High Polymers and Plastics
  • Introduction to polymers and plastic along with chemical compounds.
  • Mechanism of polymerization
  • Plastics which are engineered materials
  • Thermoplastics and thermosetting plastics
  • Elastomers
  • Composite Materials & Fiber Reinforced plastics
UNIT II – Fuel Technology
  • Fuels: introduction
  • Calorific value
  • HCV and LCV
  • Dulong’s formula
  • Liquid fuels
  • Diesel knocking
  • Anti-knock agents
  • Power alcohol
UNIT III – Electrochemical Cells and Corrosion
  • Galvanic cells

It contains information on reversible & irreversible cells; single electrodes; Batteries, etc.

  • Corrosion

Theories of corrosion; Passivity of metals; Galvanic series; factors that tend to influence the rate of corrosion; Protection from corrosion; Design and material selection; Cathodic coatings.

UNIT IV – Chemistry & Advanced Materials Nanomaterials:

  • Sol-gel method
  • BET and TEM methods
  • Carbon nanotubes

Liquid Crystals:

  • Introduction
  • Types
  • Application


  • Type – I
  • Type – II
  • Green Synthesis
  • R4M4 Principles
UNIT V – Water Technology
  • Various factors contributing to hardness; units of hardness; etc.
  • Steam generation
  • Softening of hard water
  • Ion Exchange process
  • Sterilization and disinfection
UNIT VI – Chemistry relating to materials and Fuel Cells in the field of engineering Refractories:

  • Definition
  • Characteristics & Classifications
  • Properties


  • Constituents
  • Manufacturing
  • Deterioration of cement

Insulators: Thermal & electrical insulators

Fuel Cells: Hydrogen Oxygen fuel cells

Important Questions for Engineering Chemistry

The engineering chemistry questions are to be used to a certain extent alongside the text-books. These questions are to be used as study material. In addition to the before mentioned, find below an extensive number of important questions based on engineering chemistry:

  • State the basic characteristics of engineering chemistry.
  • State and explain two theories for the mechanism of lubricants.
  • What is petroleum? Describe its origins.
  • What is the softening of water?
  • How is softening of water carried out using the commonly known Zeolite Process?
  • Write a small note on the conditions leading to the failure of refractory material.
  • Alkalinity of water, what is it? How is it estimated?
  • How are refractories classified? Provide examples
  • What is coal? Origins of coal. Discuss and provide the qualities of coal
  • What are the drawbacks of raw rubber?
  • What is the calorific value of a fuel?
  • What are refractories? Discuss and explain what is thermal spalling and strength of the refractories

Frequently Asked Questions on Engineering Chemistry Notes

Question 1.
Engineering chemistry, what is it?

Engineering Chemistry is a programme or a subject that incorporates a specialised understanding of organic chemistry, analytical chemistry, and electrochemistry, which are topics based on chemistry. Taking the before-mentioned into consideration, individuals studying this course are sure to be exposed to study-models that support learning about and gaining experience in working for a chemical plant.

Question 2.
What are the best books to refer to for Engg. Chemistry?

Since students will be mostly working with PDF books, they will have to specifically take into consideration the books created by leading authors/experts in order to increase the efficiency of their work.

  • Aspen Plus: Chemical Engineering Application
  • The engineering of chemical reactions
  • Elements of Chemical Reaction Engineering (5th)


To conclude, the subject Engg. Chemistry is basically studying specialised topics in the realm of chemistry, while using those said topics in tangent to engineering methodologies and topics. As shown by the name, the duality of the subject makes it one of the more niche subjects that come under umbrella subject – Engineering. To make this complex and intricate subject easier to comprehend, and therefore making it easier to extract the main content from this subject for real-life application, one has to pay heed to the study materials mentioned in this article. Free PDF formatted question sheets, reference books, syllabus content, notes, etc. will come in handy for people wishing to study this subject – especially those who, as students, wish to compete in the competitive engineering chemistry examinations.