Eii stands out as the best online test series for GATE Chemical Engineering due to its reputation for providing quality and error-free test materials. The test papers are meticulously balanced with questions of varying difficulty levels, ensuring alignment with the GATE pattern and syllabus. These practices have proven effective, with many questions directly replicated from Eii Test Series in recent GATE examinations, highlighting its relevance and reliability in exam preparation.

Initiate your participation in online tests for GATE Chemical Engineering after establishing a foundation in the subject fundamentals. Commence with Subjective Mock Tests as early as June to strengthen your grasp of the concepts. As you advance, shift towards Full-Length Mock Tests from September onwards. It's essential to meticulously analyze your performance reports to pinpoint areas needing enhancement and to fine-tune your test-taking approaches.

Eii stands out as the top choice among serious aspirants and rank holders in the last decade for offering the most effective mock tests for GATE Chemical Engineering. Its comprehensive package provides everything necessary to secure a single-digit rank, making it unparalleled in the field. Eii's mock tests closely mirror the real GATE exam pattern and feature a curated collection of questions that align with conceptual rigor and depth.

The optimal time to start the test series for GATE Chemical Engineering is typically after covering the basic subjects, preferably starting from June with Subjective Mock Tests, and transitioning to Full-Length Mock Tests from September onwards.

The recommended sequence of subjects to study for GATE Chemical Engineering typically follows the order of foundational subjects first, such as Engineering Mathematics and General Aptitude, followed by core subjects like Chemical Process Calculations, Fluid Mechanics, Mechanical operations, Thermodynamics, Heat Transfer, Mass Transfer, and Chemical Reaction Engineering. Advanced topics like Process Control, Plant Design and Economics, and Chemical Technology are usually covered towards the end of the preparation.

Crucial topics for GATE Chemical Engineering include Engineering Mathematics, General Aptitude, Chemical Process Calculations, Thermodynamics, Fluid Mechanics, Heat Transfer, Mass Transfer, and Chemical Reaction Engineering. These form the core of the GATE syllabus and are essential for a strong foundation in the subject.

The distribution of marks' weightage in GATE Chemical Engineering typically varies from year to year. However, generally, approximately 15% to 20% of the marks are allocated to Engineering Mathematics, 15% to General Aptitude, and the remaining 65% to core Chemical Engineering subjects such as Chemical Process Calculations, Thermodynamics, Fluid Mechanics, Heat Transfer, Mass Transfer, and Chemical Reaction Engineering.

Topics frequently asked in GATE Chemical Engineering includes:

1. • Heat Transfer: Includes Conduction, Convection, Radiation, Heat Exchanger, Evaporator (numerical), Boiling (Boiling curve), and Condensation (vertical plate condensation).
2. • Mass Transfer: Covers ADNDB & EMCD case in diffusion (numerical), Mass Transfer coefficients, Distillation, Extraction, Absorption & Stripping, Humidification, and Drying (numerical).
3. • Chemical Reaction Engineering (CRE): Addresses topics like CSTR, PFR, Batch reactor performance, with emphasis on CRE 1 (numericals), RTD of reactors (numerical & plots), Thiele Modulus, and Effectiveness factor.
4. • Thermodynamics (Thermo): Focuses on 1st law & 2nd law (mostly numericals), pure substance, and Solution Thermo (Numericals mainly).
5. • Fluid Mechanics: Includes Fluid Statics, Kinematics, Application of Bernoulli Equation (numericals), Fluid flow through pipes, Laminar & Turbulent flow, Pumps, Ergun Equation & Incipient Fluidisation concept.
6. • Process Dynamics and Control (PDC/IPC): Covers 1st order & 2nd order system details, -ve feedback system, P PI PID details, Feed Forward, and Cascade Control (mainly block diagrams and numerical).
7. • Process Calculation: Encompasses basic concepts of mass, mole, and energy balance with and without Reaction, Recycle Ratio concepts, Combustion reaction concepts (Numericals mostly).
8. • Mechanical Operation: Involves Crushing laws, Sphericity, diameters like Volume surface mean dia, Volume mean dia, Critical speed of ball mill, and Filtration (numericals).
9. • Plant Design Economics: Addresses Cost index, estimation of equipment cost by 6–10th rule, Depreciation, Annuity, Capitalised cost, NPV, Payback period, Annual rate of return (Numericals only).
10. • Chemical Technology: Focuses on Sulphuric acid, Nitric acid, Phosphorus, Ammonia, Urea, pulp & paper, oil & fat Industry, with a significant portion from Petroleum & petrochemical industry (Theory-based subject).
11. • Mathematics: Includes Matrix & Determinants, differential, integral & vector Calculus, Complex no (basic part only), probability, Laplace transform, and Numerical methods.
12. • For General Aptitude: prepare topics as per last 5-year paper and check syllabus at General Aptitude Syllabus.

Get complete analysis of GATE 2024 chemical Engineering paper with topics & marks details.

1. • General Aptitude: 15 Marks (almost balanced from syllabus)
2. • Engineering Mathematics: 15 Marks (almost balanced from each topics)
3. • Process Calculation: 1 Mark (degree of freedom) + 2 Marks (recycle reactor) + 2 Marks (Energy balance) = 5 Marks
4. • Chemical Reaction Engineering (CRE): 1 Mark (Collision theory) + 1 Mark (reaction kinetics) + 1 Mark (kinetics of parallel reaction) + 1 Mark (CSTR) + 2 Marks (heterogeneous reaction) + 2 Marks (homogeneous reaction) + 2 Marks (Non-ideal reactor) + 2 Marks (Microbial fermentation) = 12 Marks
5. • Mass Transfer: 1 Mark (Diffusion) + 1 Mark (VLE) + 1 Mark (mass transfer equipments) + 2 Marks (Absorption) + 2 Marks (diffusion of species through stagnant medium) + 2 Marks (Distillation column) + 2 Marks (drying) + 2 Marks (Design of Plate column) = 13 Marks
6. • Heat Transfer: 1 Mark (Dimensional analysis) + 1 Mark (Conduction through slab) + 2 Marks (radiation) + 2 Marks (heat exchanger) + 2 Marks (unsteady state heat conduction) = 8 Marks
7. • THERMODYNAMICS: 1 Mark (Partial molar properties) + 2 Marks (First law) + 2 Marks (residual property) + 2 Marks (Carnot engine) = 7 Marks
8. • Fluid Mechanics: 1 Mark (Surface tension) + 1 Mark (Fluid kinematics) + 1 Mark (laminar flow in circular pipe) + 2 Marks (Laminar flow through parallel plates) + 2 Marks (Pump) + 2 Marks (Venturimeter) = 9 Marks
9. • Mechanical Operation: 2 Marks (Terminal settling velocity) = 2 Marks
10. • Process Dynamics and Control (PDC/IPC): 1 Mark (Feed forward controller) + 1 Mark (control strategy) + 2 Marks (Step response of 1st order system) + 2 Marks (Closed loop stability) = 6 Marks
11. • Plant Design Economics: 1 Mark (Depreciation) + 2 Marks (Block diagram reduction) + 2 Marks (Capitalized cost-K) = 5 Marks
12. • Chemical Technology: 1 Mark (Hydrogen production) + 1 Mark (chlor-alkali plant) + 1 Mark (petro-chemical) = 3 Marks