Module V – Organic Chemistry & Spectroscopic Techniques

I · IKS II · Water Chemistry III · Advanced Materials IV · Polymers V · Organic & Spectroscopy VI · Energy Materials

Module

V (Five)

Contact Hours

12 Hours

CO Mapped

CO-5

Topics

9 Topics

Pedagogy

T1 · T2

🎯 Course Outcome (CO-5)

Apply principles of stereochemistry to organic compounds and interpret spectroscopic data (UV, IR, NMR) to determine molecular structures and properties, including solving numerical problems related to spectroscopy.

📋 Lecture Plan

Lecture	Topic	CO	Teaching Method
L-1	Structure of organic compounds; Hybridization, bond angles, bond lengths; Introduction to stereochemistry Organic StructureHybridization	CO-5	Classroom Teaching, PPT
L-2	Optical isomerism – chirality, chiral centre, optical activity; Plane of symmetry; Fischer projection ChiralityOptical Isomerism	CO-5	Classroom Teaching, Diagram Analysis
L-3	Enantiomers, diastereomers, meso compounds; R/S notation; Specific optical rotation – numerical problems EnantiomersR/S Notation	CO-5	Problem Solving, Discussion
L-4	Geometrical isomerism – cis/trans isomerism; E/Z nomenclature (CIP rules); Examples in alkenes Geometrical IsomerismE/Z Notation	CO-5	Classroom Teaching, PPT
L-5	Conformation of Ethane and Butane – staggered, eclipsed; Newman projections; Gauche and anti conformations Newman ProjectionsConformations	CO-5	Classroom Teaching, Diagram Analysis
L-6	Principles of Spectroscopy – Introduction; Beer-Lambert Law; Electromagnetic radiation and molecular energy levels Beer-Lambert LawSpectroscopy	CO-5	Classroom Teaching, PPT, Problem Solving
L-7	UV Spectroscopy – principle, instrumentation, chromophores, auxochromes; Bathochromic and hypsochromic shifts UV SpectroscopyChromophores	CO-5	Classroom Teaching, PPT
L-8	UV Spectroscopy – applications and structural identification; Numerical problems (absorption maxima, molar absorptivity) UV ApplicationsNumericals	CO-5	Problem Solving, Discussion
L-9	IR Spectroscopy – principle, molecular vibrations (stretching, bending); Instrumentation; Characteristic absorption bands (carbonyl, O-H, N-H, C-H) IR SpectroscopyMolecular Vibrations	CO-5	Classroom Teaching, PPT, Diagram
L-10	IR Spectroscopy – applications in structural elucidation; Fingerprint region; Interpretation of IR spectra examples IR ApplicationsFingerprint Region	CO-5	Classroom Teaching, Case Analysis
L-11	NMR Spectroscopy – principle, chemical shift (δ scale), shielding and deshielding, reference standard (TMS) NMRChemical ShiftTMS	CO-5	Classroom Teaching, PPT
L-12	NMR – spin-spin coupling, coupling constant (J), multiplicity (n+1 rule); Applications and numerical problems; Module revision Spin-Spin CouplingNMR Numericals	CO-5	Problem Solving, Quiz

📚 Topics Covered

Structure of organic compounds
Stereochemistry: Optical isomerism – chirality, enantiomers, diastereomers
Geometrical isomerism – cis/trans, E/Z notation
Conformation of Ethane and Butane (Newman projections)
Principles of Spectroscopy: Introduction and Laws of Absorbance (Beer-Lambert Law)
UV Spectroscopy: Principle, instrumentation, and applications
IR Spectroscopy: Principle, instrumentation, characteristic absorption bands, and applications
NMR Spectroscopy: Principle, chemical shift, spin-spin coupling, and applications
Simple numerical problems on UV, IR, NMR spectroscopy

📖 Suggested Readings

Rattan, S. – Engineering Chemistry, Arihant Publication
Morrison, R.T. & Boyd, R.N. – Organic Chemistry, Prentice Hall
Silverstein, R.M. & Webster, F.X. – Spectrometric Identification of Organic Compounds, Wiley
Clayden, J. – Organic Chemistry, Oxford University Press

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