What is Chemical Engineering? Why does it matter in 2025? Full form, Duration and Criteria (Chemical Engineering)

Last Updated on : 13 Oct 2025 02:43PM

Chemical engineering is a popular choice these days. This field is all about designing, developing, and operating chemical processes. It is used in a variety of industries, including energy, pharmaceuticals, food, environmental, and materials. 

It combines chemistry, physics, biology, maths, and basic engineering to solve everyday problems. The B.Tech in Chemical Engineering is a four-year program with 8 semesters.

Those students who wish to study M.Tech in Chemical Engineering focus their studies on areas such as biochemical engineering, petrochemicals, process design, nanotechnology, and energy systems.

Chemical engineering offers opportunities for research and doctoral studies in areas such as sustainable energy, waste management, and advanced materials.

Chemical Engineering Highlights 

Feature

Details

Course Level

Undergraduate (B.Tech), Postgraduate (M.Tech)

Duration

B.Tech – 4 years, M.Tech – 2 years

Specializations

Biochemical, Petrochemical, Nanotechnology, Energy Systems

Key Subjects

Thermodynamics, Fluid Mechanics, Heat Transfer, Reaction Engineering, Process Control

Career Options

Oil & Gas, Pharmaceuticals, Fertilisers, Renewable Energy, Research & Development

Skills Gained

Process Design, Chemical Analysis, Problem-Solving, Safety Management

Average Salary (2025)

₹5–8 LPA for freshers, higher for experienced professionals

Top Recruiters

Reliance, GAIL, ONGC, Indian Oil, L&T, BASF, Dr. Reddy’s

What is Chemical Engineering? 

It is a branch of engineering that mainly focuses on the design, production, and operation of chemical processes. The Chemical engineering scope is broad and offers many job opportunities. 

Top Chemical Engineering Specialisations 

The Chemical Engineering course offers a variety of specialisations that allow students to focus on specific industries or research. These areas help students gain skills and improve their job prospects. These are - 

 

  1. Chemical Engineering in Biochemical Engineering

  2. Chemical Engineering in Petrochemical Engineering

  3. Chemical Engineering in Nanotechnology

  4. Chemical Engineering in Energy Systems

  5. Chemical Engineering in Environmental Engineering

  6. Chemical Engineering in Process Design & Control

  7. Chemical Engineering in Materials Science

  8. Chemical Engineering in Pharmaceutical Engineering

  9. Chemical Engineering in Polymer Technology

  10. Chemical Engineering in Food Process Engineering

Chemical Engineering Syllabus 

The Chemical Engineering syllabus is designed to provide students with a solid foundation in science and engineering, and how they apply to industry. The program is divided into eight semesters.

Semester

Subjects / Topics

1st Semester

Engineering Mathematics, Physics, Chemistry, Basic Mechanical Engineering, Computer Programming

2nd Semester

Fluid Mechanics, Thermodynamics, Material Science, Chemical Process Calculations, Environmental Science

3rd Semester

Heat Transfer, Mass Transfer, Process Instrumentation, Organic Chemistry, Chemical Engineering Thermodynamics

4th Semester

Reaction Engineering, Transport Phenomena, Process Control, Chemical Technology, Analytical Chemistry

 

Semester

Subjects / Topics

5th Semester

Process Design & Simulation, Biochemical Engineering, Industrial Safety, Elective I

6th Semester

Petrochemical Engineering, Nanotechnology, Energy Systems, Elective II

7th Semester

Environmental Engineering, Project Management, Industrial Training / Internship, Elective III

8th Semester

Final Year Project / Thesis, Advanced Process Engineering, Seminar, Elective IV

Chemical Engineering Eligibility Criteria

Students who want to pursue a chemical engineering degree must meet the basic requirements. This basically depends on the level you choose. 

Suppose you want to apply for B.Tech. Chemical Engineering for you to pass 12th with PCM with a minimum score of 50% from a recognised board. 

And for the M.Tech Chemical Engineering, you must have a B.Tech or B.E. degree in Chemical Engineering or related streams. You also need to qualify in GATE or other entrance exams, depending on the institute.

How to apply for Chemical Engineering? 

The process of applying for the Chemical Engineering course in 2025 is straightforward. Students can apply to Bachelor's or Master's programs according to their interests. 

Have a look at the steps to apply for Chemical Engineering in 2025:

  • You need to meet the minimum grade and course requirements for the program you want.

  • Then you can apply for exams like JEE Main, GATE, and others that a specific university requires.

  • And complete the form on the school or university's website. Also, upload the documents and pay the application fee.

  • Candidates are selected based on exam scores, grades, and whether they meet all requirements.

Chemical Engineering Entrance Exam 

Students who wish to join Chemical Engineering programs in 2025 must pass the entrance exams. These tests assess their knowledge of Physics, Chemistry, and Mathematics. Institutions use these exams to select qualified students.

Entrance Exam

Conducting Body

JEE Main

National Testing Agency (NTA)

JEE Advanced

Indian Institute of Technology (IITs)

GATE (Chemical Engineering)

IITs / NTA

State Engineering Exams

State Education Boards / Universities

Institute-Specific Exams

Individual Colleges / Universities

Top Chemical Engineering Colleges in India 

It is a popular branch, and many top colleges in India offer excellent programs. Students in 2025 will benefit from high-quality education, modern labs, and industry exposure at these colleges.

Have a look at the Top Chemical Engineering Colleges in India:

  • Indian Institute of Technology (IIT) Bombay – Mumbai

  • Indian Institute of Technology (IIT) Delhi – Delhi

  • Indian Institute of Technology (IIT) Madras – Chennai

  • Indian Institute of Technology (IIT) Kanpur – Kanpur

  • Indian Institute of Technology (IIT) Roorkee – Roorkee

  • National Institute of Technology (NIT) Trichy – Tiruchirappalli

  • National Institute of Technology (NIT) Rourkela – Rourkela

  • Institute of Chemical Technology (ICT) – Mumbai

  • Jadavpur University – Kolkata

  • Anna University – Chennai

Chemical Engineering vs Petroleum Engineering

Chemical engineering and petroleum engineering share close ties as they both involve processes, chemicals, and energy. Yet, they vary in their focus, core subjects, and career paths. A comparison of the two can help students in selecting a course that aligns with their specific interests and career goals.

Feature

Chemical Engineering

Petroleum Engineering

Focus

Chemical processes, production, and materials

Oil and gas exploration, extraction, and refining

Core Subjects

Thermodynamics, Heat & Mass Transfer, Reaction Engineering

Reservoir Engineering, Drilling, Petroleum Geology

Duration

B.Tech – 4 years, M.Tech – 2 years

B.Tech – 4 years, M.Tech – 2 years

Industries

Chemicals, Pharma, Energy, Food, Materials

Oil & Gas, Petrochemicals, Energy

Career Scope

R&D, Production, Process Design, Environmental Management

Exploration, Production, Drilling, Energy Management

Average Salary (2025)

₹5–8 LPA (freshers)

₹6–9 LPA (freshers)

Higher Studies Options

M.Tech, PhD, Research in Chemicals & Materials

M.Tech, PhD, Research in Petroleum & Energy

 

FAQ's
Chemical Engineering popular specialisations are Biochemical, Petrochemical, Nanotechnology, Energy Systems, Environmental, Process Design, Materials Science.
For B.Tech: 10+2 with Physics, Chemistry & Math. For M.Tech: B.Tech in Chemical or related branch.
Chemical Engineering is the study of chemical processes, materials, and production. It combines chemistry, physics, and engineering.
The Chemical Engineering scope includes pharmaceuticals, oil & gas, energy, food, materials, and research.
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