Section 1: Engineering Mathematics

Linear Algebra :Matrix algebra , Systems of linear equations, Eigen values and eigenvectors.

Calculus: Functions of single variable, Limit, continuity and differentiability, Taylor series, Mean value theorems, Evaluation of definite and improper integrals, Partial derivatives, Total derivative, Maxima and minima, Gradient, Divergence and Curl, Vector identities, Directional derivatives, Line, Surface and Volume integrals, Stokes, Gauss and Green’s theorems.

Differential equations: First order equations (linear and nonlinear), Higher order linear differential equations with constant coefficients, Cauchy’s and Euler’s equations, Initial and boundary value problems, Laplace transforms, Solutions of one dimensional heat and wave equations and Laplace equation.

Complex variables: Complex number, polar form of complex number, triangle inequality.

Probability and Statistics: Definitions of probability and sampling theorems, Conditional probability, Mean, median, mode and standard deviation, Random variables, Poisson, Normal and Binomial distributions, Linear regression analysis.

Numerical Methods: Numerical solutions of linear and non-linear algebraic equations. Integration by trapezoidal and Simpson’s rule. Single and multi-step methods for numerical solution of differential equations.

 Section 2:Process Calculations and Thermodynamics

Steady and unsteady state mass and energy balances including multiphase, multicomponent, reacting and non-reacting systems. Use of tie components; recycle, bypass and purge calculations; Gibb’s phase rule and degree of freedom analysis. First and Second laws of thermodynamics. Applications of first law to close and open systems. Second law and Entropy. Thermodynamic properties of pure substances: Equation of State and residual properties, properties of mixtures: partial molar properties, fugacity, excess properties and activity coefficients; phase equilibria: predicting VLE of systems; chemical reaction equilibrium.

Section 3: Fluid Mechanics and Mechanical Operations

Fluid statics, Newtonian and non-Newtonian fluids, shell-balances including differential form of Bernoulli equation and energy balance, Macroscopic friction factors, dimensional analysis and similitude, flow through pipeline systems, flow meters, pumps and compressors, elementary boundary layer theory, flow past immersed bodies including packed and fluidized beds, Turbulent flow: fluctuating velocity, universal velocity profile and pressure drop. Particle size and shape, particle size distribution, size reduction and classification of solid particles; free and hindered settling; centrifuge and cyclones; thickening and classification, filtration, agitation and mixing; conveying of solids.

Section 4: Heat Transfer :

Steady and unsteady heat conduction, convection and radiation, thermal boundary layer and heat transfer coefficients, boiling, condensation and evaporation; types of heat exchangers and evaporators and their process calculations. Design of double pipe, shell and tube heat exchangers, and single and multiple effect evaporators.

Section 5: Mass Transfer 

Fick’s laws, molecular diffusion in fluids, mass transfer coefficients, film, penetration and surface renewal theories; momentum, heat and mass transfer analogies; stage-wise and continuous contacting and stage efficiencies; HTU & NTU concepts; design and operation of equipment for distillation, absorption, leaching, liquid-liquid extraction, drying, humidification, dehumidification and adsorption.

Section 6:Chemical Reaction Engineering

Theories of reaction rates; kinetics of homogeneous reactions, interpretation of kinetic data, single and multiple reactions in ideal reactors, non-ideal reactors; residence time distribution, single parameter model; non-isothermal reactors; kinetics of heterogeneous catalytic reactions; diffusion effects in catalysis.

Section 7: Instrumentation and Process Control

Measurement of process variables; sensors, transducers and their dynamics, process modeling and linearization, transfer functions and dynamic responses of various systems, systems with inverse response, process reaction curve, controller modes (P, PI, and PID); control valves; analysis of closed loop systems including stability, frequency response, controller tuning, cascade and feed forward control.

Section 8: Plant Design and Economics Principles of process economics and cost estimation including depreciation and total annualized cost, cost indices, rate of return, payback period, discounted cash flow, optimization in process design and sizing of chemical engineering equipments such as compressors, heat exchangers, multistage contactors.

Section 9: Chemical Technology

Inorganic chemical industries (sulfuric acid, phosphoric acid, chlor-alkali industry), fertilizers (Ammonia, Urea, SSP and TSP); natural products industries (Pulp and Paper, Sugar, Oil, and Fats); petroleum refining and petrochemicals; polymerization industries (polyethylene, polypropylene, PVC and polyester synthetic fibers



GATE Chemical Engineering Cut-off

Chemical Engineering (CH) Number of candidates Appeared Qualifying Marks (General)

Qualifying Marks(OBC NCL)

Qualifying Marks (SC,ST, PWD)
GATE 2015 15844 27.52 24.77 18.34
GATE 2014 15804 35.14 31.62 23.43
GATE 2013 14835 32.35 29.12 25.85


GATE 2015 Section-Wise Marks distribution

Section   (Chemical Engineering)

One Mark Questions Two Mark Questions
Engineering Mathematics 4 2
Process Calculations 1 1
Themodynamics 4 3
Fluid Mechanics  3 3
Mechanical Operations 0 2
Heat Transfer 1 4
Mass transfer 6 7
Chemical Reaction Engineering 1 0
Instrumentation and Process Control 2 5
Plant Design and Economics 0 2
Chemical Technology 3 1
Verbal Ability 3 3
Numerical Ability 2 2
Total Questions 30 35
Subtotal Marks 30 X1 =30 35 X2 =70
Total Marks 30 70

      Total Marks =30+70=100

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TOTAL FEE (Rs) = 1200 /- (For All Tests)



Test-1 Chemical Technology-1 CH-01 Live



=  1500 /-         1200 /-  

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Test-2 Chemical Technology-2 CH-02 Live
Test-3 Chemical Technology-3 CH-03 Live
Test-4 Chemical Technology-4 CH-04 Live
Test-5 Process calculations-1 CH-05 AUG-16
Test-6 Process calculations-2 CH-06 AUG-16
Test-7 Thermodynamics-1 CH-07 SEP-16
Test-8 Thermodynamics-2 CH-08 SEP-16
Test-9 Heat Transfer-1 CH-09 SEP-16
Test-10 Heat Transfer-2 CH-10 SEP-16
Test-11 Heat Transfer-3 CH-11 OCT-16
Test-12 Fluid Mechanics-1 CH-12 OCT-16
Test-13 Fluid Mechanics-2 CH-13 OCT-16
Test-14 Fluid Mechanics-3 CH-14 OCT-16
Test-15 Mechanical Operations-1 CH-15 NOV-16
Test-16 Mechanical Operations-2 CH-16 NOV-16
Test-17 Mass Transfer-1 CH-17 NOV-16
Test-18 Mass Transfer-2 CH-18 NOV-16
Test-19 Mass Transfer-3 CH-19 NOV-16
Test-20 Mass Transfer-4 CH-20 NOV-16
Test-21 Chemical Recation Engineering-1 CH-21 NOV-16
Test-22 Chemical Reaction Engineering-2 CH-22 DEC-16
Test-23 Chemical Recation Engineering-3 CH-23 DEC-16
Test-24 Instrumentation and Process Control-1 CH-24 DEC-16
Test-25 Instrumentation and Process Control-2 CH-25 JAN-17
Test-26 Instrumentation and Process Control-3 CH-26 JAN-17
Test-27 Plant Design and Economics-1 CH-27 JAN-17
Test-28 Plant design and Economics-2 ME-28 JAN-17
Test-29 Full Syllabus Mock Test-1 MOCK-1 OCT-16
Test-30 Full Syllabus Mock Test-2 MOCK-2 NOV-16
Test-31 Full Syllabus Mock Test-3 MOCK-3 DEC-16
Test-32 Full Syllabus Mock Test-4 MOCK-4 JAN-17


Important Dates

Complete course fee Rs 1200 /-





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Organizing Institute for

Graduate Aptitude Test in Engineering 2018 (GATE 2018)


Indian Institute of Technology Guwahati (IITG)

GATE 2018 Important Dates:

Click Here for Details about GATE 2018 :  

Last Date for Submission of (Online) Application (through Website) Thursday 05th October 2017
(Hard Deadline)
GATE 2018 Examination
Forenoon: 9:00 AM to 12:00 Noon
Afternoon: 2:00 PM to 5:00 PM
03rd February 2018
04th February 2018
10th February 2018
11th February 2018