Video Playlist

Introduction, Classification of stereoisomerism, Geometrical Isomerism (G.I.)

G.I. in C=C system , G.I. in Ring system , G.I. due to double bond inside the ring , Cummulenes

G.I. in C=N system, E/Z Nomenclature

Number of geometrical Isomers, Cummulenes, Spiranes, Cycloalkylidenes, Diphenyl system, Physical properties of geometrical isomers

Optical Isomerism , Plane polarised light , Chiral centre , Chirality ' Assymmetric molecules , Dissymmetric molecules , Plane of symmetry (POS), Centre of symmetry (COS)

POS, COS. Chirality, Optical activity

Wedge-Dash projection fromula , Fischer–Projection formula , Absolute configuration (R/S-configuration) , CIP-Rule

Enantiomers , Diastereomers , Axis of symmetry (AOS)

Erythro enantiomers, Threo enatiomers, D/L- Configuration (Relative configuration) , Number of stereoisomers , Pseudo chiral carbon (PCC), Racemic mixture (or, R/S-mixture) , Polarimeter , Functioning of polarimeter , Percentage enantiomeric excess (%EE), Optical purity

Optical Resolution , Tertiary amine optical activity , Optical activity in absence of chiral centre , Cummulenes , Spiranes , Cycloalkylidene, Diphenyls , Alternating axis of symmetry (AAOS) , Conformational Isomerism

Conformational isomers , Newmann projection formula , Dihedral angle (DHA) , Tortional strain (T.S.) , Vander waals strain (V.S.) , Angle strain (A.S.) , Definition of conformational isomers, Conformational analysis , Sawhorse projection formula

Conversion of Fischer to Newmann, Conformational analysis of cyclohexane , Energy profile

Conformational analysis of dimethyl cyclohexane