AAS152GAAS252G

Applied Chemistry for Process Engineering and Industrial Applications Lab

L-T-P0-0-2 Credits1 Session2026-27 TypeLab / Practical
Appears in 6 semesters · 3 branches

B.Tech Chemical Engineering · Sem 1 (Physics Lab / Chemistry Lab, code AAS152G) · B.Tech Chemical Engineering · Sem 2 (Physics Lab / Chemistry Lab, code AAS252G) · B.Tech Plastic Engineering · Sem 1 (Physics Lab / Chemistry Lab, code AAS152G) · B.Tech Plastic Engineering · Sem 2 (Physics Lab / Chemistry Lab, code AAS252G) · B.Tech Food Technology · Sem 1 (Physics Lab / Chemistry Lab, code AAS152G) · B.Tech Food Technology · Sem 2 (Physics Lab / Chemistry Lab, code AAS252G)

List of Experiments / Activities

  1. 1Unit I — Determination of Rate Constant – Hydrolysis of Ester — Determine rate constant of acid-catalysed hydrolysis of ethyl acetate at different temperatures by titrimetric method; calculate activation energy using Arrhenius equation; relate to reactor design
  2. 2Unit I — Conductometric Titration — Perform conductometric titration of strong acid (HCl) vs strong base (NaOH) and weak acid (CH3COOH) vs strong base; locate equivalence point from conductance-volume graph; apply to process stream analysis
  3. 3Unit II — Corrosion Rate by Weight Loss Method — Determine corrosion rate of mild steel in H SO with and without 2 4 inhibitor; calculate mpy; determine inhibition efficiency; relate to protection of chemical plant equipment
  4. 4Unit II — Electrochemical Corrosion – Tafel Plot — Obtain potentiodynamic polarisation curves (Tafel plots) for mild steel in H2SO4; determine corrosion current density (icorr) and corrosion potential (Ecorr); relate to corrosion monitoring in process industry
  5. 5Unit III — Adsorption Isotherm – Acetic Acid on Activated Charcoal — Study adsorption of acetic acid on activated charcoal at room temperature; determine equilibrium concentration by titration; plot Langmuir and Freundlich isotherms; calculate isotherm constants
  6. 6Unit III — Distribution Coefficient – Liquid-Liquid Extraction — Determine distribution coefficient (Kd) of acetic acid between water and butanol/ethyl acetate; relate to liquid-liquid extraction and solvent selection in chemical process design
  7. 7Unit IV — Synthesis of Nylon 6,6 (Interfacial Polycondensation) — Prepare nylon 6,6 rope at the interface of adipoyl chloride in CCl4 and hexamethylenediamine in water; observe and discuss step-growth condensation polymerisation mechanism
  8. 8Unit IV — Viscosity Average Molecular Weight of Polymer — Determine viscosity-average molecular weight of PVA or polyacrylamide from intrinsic viscosity using Mark-Houwink equation; relate to polymer molecular weight in process applications
  9. 9Unit IV — Surface Tension of Surfactant Solutions — Measure surface tension of water and SDS surfactant solutions at different concentrations using stalagmometer; determine critical micelle concentration (CMC); relate to emulsification in chemical processes
  10. 10Unit V — Atom Economy and E-Factor Calculation — Calculate atom economy and E-factor for three industrial reactions (classical vs green route); compare waste generated; evaluate greenness; relate to process intensification and sustainable manufacturing
  11. 11Unit V — Synthesis of Biodiesel by Transesterification — Prepare biodiesel from vegetable oil by alkaline transesterification with methanol; separate product; measure yield, density, and viscosity; relate to biofuel chemistry and green energy production
  12. 12Unit III — Ion Exchange Resin – Water Softening — Soften hard water using cation exchange resin column; measure hardness of feed and product using EDTA titration; determine exchange capacity; relate to water treatment in chemical plants
Course Objectives5 points
  • To determine thermodynamic and kinetic parameters of chemical reactions relevant to industrial processes
  • To study electrochemical corrosion and evaluate inhibitor and coating performance
  • To determine adsorption isotherms and study surface phenomena relevant to separation processes
  • To study polymer synthesis and characterise polymer properties relevant to chemical engineering
  • To apply green chemistry metrics and evaluate sustainable process engineering practices
Course Outcomes (COs)5 outcomes

After completion of the course student will be able to:

  1. CO1Determine reaction rate constant and activation energy; perform conductometric titrationK3
  2. CO2Measure corrosion rate and determine inhibition efficiency by weight loss and Tafel methodsK3
  3. CO3Plot adsorption isotherms and determine distribution coefficient for extraction process designK3
  4. CO4Synthesise nylon 6,6, determine polymer molecular weight, and measure CMC of surfactantK3
  5. CO5Apply green chemistry metrics and synthesise biodiesel by transesterificationK3

Suggested Textbooks / Reference Books

  1. Engineering Chemistry – Jain and Jain
  2. Chemical Reaction Engineering – Octave Levenspiel
  3. Green Chemistry: Theory and Practice – Anastas and Warner Safety and General Instructions
  4. Students must wear lab coat and safety goggles at all times in the chemistry laboratory
  5. Handle all acids, alkalis, and oxidising agents with extreme care; use fume hood for volatile chemicals
  6. Dispose of chemical waste in designated containers as per lab safety guidelines
  7. Do not pipette by mouth; use rubber bulb or mechanical pipette fillers
  8. Wash hands thoroughly after every experiment; report any spillage or accident immediately

Official AKTU syllabus

This subject is on page 63, 64, 65, 66, 67, 68 of the original AKTU PDF.

Official AKTU syllabus PDF ↗