Hello Akkramani,

The Core subjects for GATE Chemical Engineering are:-

Sections Topics

Engineering Mathematics                                 Calculus

Complex Variables

Differential Equations

Linear Algebra

Numerical Methods

Probability and Statistics

Process Calculations and Thermodynamics State Mass

Energy Balances

Thermodynamics

Open Systems

Fluid Mechanics & Mechanical Operation Fluid Statics

Newtonian and Non-Newtonian Fluids

Shell Balances

Macroscopic Friction Factors

Dimensional Analysis

Particle Size and Shape

Heat Transfer Steady and Unsteady Heat Conduction

Convection and Radiation

Thermal Boundary Layer

Boiling, Condensation and Evaporation

Types of Heat Exchanges

Mass Transfer Fick’s Laws

Molecular Diffusions in Fluids

Penetration and Surface Renewal Theories

HTU and NTU Concepts

Chemical Reaction Engineering Theories of Reaction Rates

Kinetics of Homogenous Reactions

Interpretation of Kinetic Data

Ideal and Non-Ideal Reactors

Instrumentation and Process Control Measurement of Process Variables

Process Modeling and Linearization

Transfer Functions and Dynamic Responses

Controller Modes

Plant Design and Economics Depreciation and Total Annualized Cost

Rate of Return

Optimization in Process Design

Chemical Technology Inorganic Chemical Industries

Fertilizers

Natural Products Industries

All The Best!!