Free GATE Chemical Engineering (CH) Online Test Series 2027

Preparing for the Chemical Engineering (CH) paper requires a strong understanding of core chemical engineering concepts, numerical problem-solving skills, and consistent revision. The Free GATE Chemical Engineering (CH) Online Test Series 2027 helps aspirants practice chapter-wise questions, topic-wise quizzes, subject-wise tests, and full-length mock examinations based on the latest GATE examination pattern.

GATE 2026 CH Section 1: Engineering Mathematics Test Series Online

GATE 2026 CH Test Series for Engineering Mathematics covers Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability and Statistics, and Numerical Methods.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Matrix algebra	Start Test	Systems of linear equations	Start Test
Eigenvalues	Start Test	Eigenvectors	Start Test
Functions of single variable	Start Test	Limit	Start Test
Continuity	Start Test	Differentiability	Start Test
Taylor series	Start Test	Mean value theorems	Start Test
Definite integrals	Start Test	Improper integrals	Start Test
Partial derivatives	Start Test	Total derivative	Start Test
Maxima and minima	Start Test	Gradient	Start Test
Divergence	Start Test	Curl	Start Test
Vector identities	Start Test	Directional derivatives	Start Test
Line integrals	Start Test	Surface integrals	Start Test
Volume integrals	Start Test	Stokes theorem	Start Test
Gauss theorem	Start Test	Green’s theorem	Start Test
First order linear differential equations	Start Test	First order nonlinear differential equations	Start Test
Higher order linear differential equations with constant coefficients	Start Test	Cauchy’s equation	Start Test
Euler’s equation	Start Test	Initial value problems	Start Test
Boundary value problems	Start Test	Laplace transforms	Start Test
Solutions of 1D heat equation	Start Test	Solutions of 1D wave equation	Start Test
Solutions of Laplace equation	Start Test	Complex number	Start Test
Polar form of complex number	Start Test	Triangle inequality	Start Test
Definitions of probability	Start Test	Sampling theorems	Start Test
Conditional probability	Start Test	Mean	Start Test
Median	Start Test	Mode	Start Test
Standard deviation	Start Test	Random variables	Start Test
Poisson distribution	Start Test	Normal distribution	Start Test
Binomial distribution	Start Test	Linear regression analysis	Start Test
Numerical solutions of linear algebraic equations	Start Test	Numerical solutions of non-linear algebraic equations	Start Test
Trapezoidal rule	Start Test	Simpson’s rule	Start Test
Single-step methods for differential equations	Start Test	Multi-step methods for differential equations	Start Test

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GATE 2026 CH Section 2: Process Calculations and Thermodynamics Test Series Online

GATE 2026 CH Test Series for Process Calculations and Thermodynamics covers Mass and energy balances, First and Second laws of thermodynamics, Thermodynamic properties of pure substances and mixtures, and Phase and chemical reaction equilibrium.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Steady state mass balances	Start Test	Unsteady state mass balances	Start Test
Steady state energy balances	Start Test	Unsteady state energy balances	Start Test
Multiphase systems	Start Test	Multicomponent systems	Start Test
Reacting systems	Start Test	Non-reacting systems	Start Test
Tie components	Start Test	Recycle calculations	Start Test
Bypass calculations	Start Test	Purge calculations	Start Test
Gibb’s phase rule	Start Test	Degree of freedom analysis	Start Test
First law of thermodynamics	Start Test	Second law of thermodynamics	Start Test
First law to closed systems	Start Test	First law to open systems	Start Test
Entropy	Start Test	Equation of State	Start Test
Residual properties	Start Test	Partial molar properties	Start Test
Fugacity	Start Test	Excess properties	Start Test
Activity coefficients	Start Test	VLE of systems	Start Test
Chemical reaction equilibrium	Start Test

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GATE 2026 CH Section 3: Fluid Mechanics and Mechanical Operations Test Series Online

GATE 2026 CH Test Series for Fluid Mechanics and Mechanical Operations covers Fluid statics, Transport properties, Bernoulli equation, Flow through pipelines, Flow meters, Pumps, Compressors, Boundary layer theory, Flow past immersed bodies, Particle size and distribution, Size reduction, Classification, Filtration, Centrifuge, Cyclones, Agitation, Mixing, and Conveying of solids.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Fluid statics	Start Test	Surface tension	Start Test
Newtonian fluids	Start Test	Non-Newtonian fluids	Start Test
Transport properties	Start Test	Shell-balances	Start Test
Bernoulli equation (differential form)	Start Test	Energy balance	Start Test
Equation of continuity	Start Test	Equation of motion	Start Test
Equation of mechanical energy	Start Test	Macroscopic friction factors	Start Test
Dimensional analysis	Start Test	Similitude	Start Test
Flow through pipeline systems	Start Test	Velocity profiles	Start Test
Flow meters	Start Test	Pumps	Start Test
Compressors	Start Test	Elementary boundary layer theory	Start Test
Flow past immersed bodies	Start Test	Packed beds	Start Test
Fluidized beds	Start Test	Turbulent flow	Start Test
Fluctuating velocity	Start Test	Universal velocity profile	Start Test
Pressure drop	Start Test	Particle size and shape	Start Test
Particle size distribution	Start Test	Size reduction	Start Test
Classification of solid particles	Start Test	Free settling	Start Test
Hindered settling	Start Test	Centrifuge	Start Test
Cyclones	Start Test	Thickening	Start Test
Classification	Start Test	Filtration	Start Test
Agitation	Start Test	Mixing	Start Test
Conveying of solids	Start Test

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GATE 2026 CH Section 4: Heat Transfer Test Series Online

GATE 2026 CH Test Series for Heat Transfer covers Equation of energy, Steady and unsteady heat conduction, Convection, Radiation, Thermal boundary layer, Heat transfer coefficients, Boiling, Condensation, Evaporation, Types of heat exchangers and evaporators, Design of double pipe and shell and tube heat exchangers, and Single and multiple effect evaporators.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Equation of energy	Start Test	Steady heat conduction	Start Test
Unsteady heat conduction	Start Test	Convection	Start Test
Radiation	Start Test	Thermal boundary layer	Start Test
Heat transfer coefficients	Start Test	Boiling	Start Test
Condensation	Start Test	Evaporation	Start Test
Types of heat exchangers	Start Test	Types of evaporators	Start Test
Heat exchanger process calculations	Start Test	Evaporator process calculations	Start Test
Double pipe heat exchanger design	Start Test	Shell and tube heat exchanger design	Start Test
Single effect evaporators	Start Test	Multiple effect evaporators	Start Test

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GATE 2026 CH Section 5: Mass Transfer Test Series Online

GATE 2026 CH Test Series for Mass Transfer covers Fick’s laws, Molecular diffusion, Mass transfer coefficients, Film/Penetration/Surface renewal theories, Momentum/heat/mass transfer analogies, Stage-wise and continuous contacting, HTU & NTU concepts, Equipment design for distillation, absorption, leaching, liquid-liquid extraction, drying, humidification, dehumidification, adsorption, and Membrane separations.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Fick’s laws	Start Test	Molecular diffusion in fluids	Start Test
Mass transfer coefficients	Start Test	Film theory	Start Test
Penetration theory	Start Test	Surface renewal theory	Start Test
Momentum, heat and mass transfer analogies	Start Test	Stage-wise contacting	Start Test
Continuous contacting	Start Test	Stage efficiencies	Start Test
HTU & NTU concepts	Start Test	Distillation equipment	Start Test
Absorption equipment	Start Test	Leaching equipment	Start Test
Liquid-liquid extraction equipment	Start Test	Drying equipment	Start Test
Humidification	Start Test	Dehumidification	Start Test
Adsorption equipment	Start Test	Micro-filtration	Start Test
Ultra-filtration	Start Test	Nano-filtration	Start Test
Reverse osmosis	Start Test

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GATE 2026 CH Section 6: Chemical Reaction Engineering Test Series Online

GATE 2026 CH Test Series for Chemical Reaction Engineering covers Theories of reaction rates, Kinetics of homogeneous reactions, Interpretation of kinetic data, Single and multiple reactions in ideal reactors, Enzyme kinetics (Michaelis-Menten, Monod), Non-ideal reactors, RTD, Single parameter model, Non-isothermal reactors, Heterogeneous catalytic reactions, Diffusion effects in catalysis, and Catalyst deactivation.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Theories of reaction rates	Start Test	Kinetics of homogeneous reactions	Start Test
Interpretation of kinetic data	Start Test	Single reactions in ideal reactors	Start Test
Multiple reactions in ideal reactors	Start Test	Michaelis-Menten kinetics	Start Test
Monod model	Start Test	Non-ideal reactors	Start Test
Residence time distribution	Start Test	Single parameter model	Start Test
Non-isothermal reactors	Start Test	Heterogeneous catalytic reactions	Start Test
Diffusion effects in catalysis	Start Test	Catalyst deactivation – Rate equations	Start Test
Catalyst deactivation – Performance equations	Start Test

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GATE 2026 CH Section 7: Instrumentation and Process Control Test Series Online

GATE 2026 CH Test Series for Instrumentation and Process Control covers Measurement of process variables, Sensors and transducers, P&ID equipment symbols, Process modeling and linearization, Transfer functions, Dynamic responses, Systems with inverse response, Process reaction curve, Controller modes (P, PI, PID), Control valves, Transducer dynamics, Closed loop systems stability, Frequency response, Controller tuning, Cascade and feed forward control.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Measurement of process variables	Start Test	Sensors	Start Test
Transducers	Start Test	P&ID equipment symbols	Start Test
Process modeling	Start Test	Linearization	Start Test
Transfer functions	Start Test	Dynamic responses of systems	Start Test
Systems with inverse response	Start Test	Process reaction curve	Start Test
P controller	Start Test	PI controller	Start Test
PID controller	Start Test	Control valves	Start Test
Transducer dynamics	Start Test	Closed loop systems stability	Start Test
Frequency response	Start Test	Controller tuning	Start Test
Cascade control	Start Test	Feed forward control	Start Test

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GATE 2026 CH Section 8: Plant Design and Economics Test Series Online

GATE 2026 CH Test Series for Plant Design and Economics covers Principles of process economics and cost estimation, Depreciation and total annualized cost, Cost indices, Rate of return, Payback period, Discounted cash flow, Optimization in process design, Sizing of heat exchangers and multistage contactors.

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Principles of process economics	Start Test	Cost estimation	Start Test
Depreciation	Start Test	Total annualized cost	Start Test
Cost indices	Start Test	Rate of return	Start Test
Payback period	Start Test	Discounted cash flow	Start Test
Optimization in process design	Start Test	Sizing of heat exchangers	Start Test
Sizing of multistage contactors	Start Test

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GATE 2026 CH Section 9: Chemical Technology Test Series Online

GATE 2026 CH Test Series for Chemical Technology covers Inorganic chemical industries (sulfuric acid, phosphoric acid, chlor-alkali), Fertilizers (Ammonia, Urea, SSP, TSP), Natural products industries (Pulp and Paper, Sugar, Oil and Fats), Petroleum refining and petrochemicals, and Polymerization industries (polyethylene, polypropylene, PVC, polyester synthetic fibers).

Sub-Topic	Topic Test Link	Sub-Topic	Topic Test Link
Sulfuric acid industry	Start Test	Phosphoric acid industry	Start Test
Chlor-alkali industry	Start Test	Ammonia production	Start Test
Urea production	Start Test	SSP production	Start Test
TSP production	Start Test	Pulp and Paper industry	Start Test
Sugar industry	Start Test	Oil and Fats industry	Start Test
Petroleum refining	Start Test	Petrochemicals	Start Test
Polyethylene production	Start Test	Polypropylene production	Start Test
PVC production	Start Test	Polyester synthetic fibers	Start Test

Regular mock test practice allows candidates to assess their preparation level, improve calculation speed, and identify weak topics before the examination. By solving online practice tests and analyzing performance after every attempt, aspirants can strengthen their concepts and build the confidence required to achieve a higher GATE score.

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Free GATE Chemical Engineering (CH) Test Series 2027 Overview

Particular	Details
Examination	GATE 2027
Paper Code	CH
Subject	Chemical Engineering
Test Mode	Online
Test Types	Chapter-wise, Topic-wise, Subject-wise & Full-Length Mock Tests
Cost	Free
Question Pattern	Based on the Latest GATE Examination Pattern
Suitable For	GATE CH Aspirants

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Why Practice the GATE CH Online Test Series?

The Chemical Engineering paper includes conceptual, analytical, and numerical questions from multiple core engineering subjects. Practicing online mock tests regularly helps candidates improve accuracy, strengthen concepts, and become familiar with the computer-based examination pattern. Continuous practice also enables aspirants to evaluate their preparation and revise important topics more effectively.

Key benefits include:

• Free online mock tests
• Chapter-wise practice
• Topic-wise quizzes
• Subject-wise mock tests
• Full-length online examinations
• Better speed and time management
• Detailed performance analysis
• Complete revision support

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Features of the Free GATE CH Mock Tests

The mock tests are designed to provide an examination-like experience while covering the complete Chemical Engineering syllabus. Candidates can practice different types of questions, monitor their progress, and improve their preparation through regular assessment.

The test series offers:

• Chapter-wise practice tests
• Topic-wise question banks
• Subject-wise mock examinations
• Full-length online tests
• Instant score and performance analysis
• Latest GATE examination pattern
• Unlimited online practice
• Mobile and desktop compatibility

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How to Use the GATE CH Test Series for Better Preparation

Start your preparation by studying one Chemical Engineering subject at a time, including Fluid Mechanics, Heat Transfer, Mass Transfer, Chemical Reaction Engineering, Process Calculations, Thermodynamics, Mechanical Operations, Process Control, Plant Design, and Engineering Mathematics. After completing each topic, attempt the corresponding chapter-wise mock tests to evaluate your conceptual understanding and identify mistakes.

Once multiple subjects are covered, solve subject-wise mock tests to strengthen your preparation across broader portions of the syllabus. After completing the entire CH syllabus, regularly attempt full-length mock examinations under timed conditions to simulate the actual GATE examination. Analyze every incorrect answer carefully, revise important formulas and concepts, and continue practicing consistently to improve your speed, accuracy, confidence, and overall GATE CH score.

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Conclusion

Consistent practice, conceptual clarity, and effective revision are essential for success in the Chemical Engineering paper. Solving free online mock tests throughout your preparation will strengthen your problem-solving skills, improve time management, and help you perform with confidence to achieve a higher score in GATE 2027.