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Angular Momentum

2023-01-05T13:42:23+05:30January 5th, 2023|

Lesson Structure Angular Momentum Ordinary angular momentum Generalized angular momentum Eigen function for angular momentum Eigen values of angular momentum Operator using ladder operators Addition of angular momentum Spin anti-symmetry Pauli exclusion principle Electronic Structure of Atoms Electronic configuration Russell-Saunders terms and coupling schemes Stater-Condon Parameters Term Separation Energies of the pn configuration Term Separation [...]

Statistical Thermodynamics

2023-01-02T11:18:58+05:30January 2nd, 2023|

Lesson Structure 1        Introduction 2        Microstates, macrostates, ensembles 3        Mathematical basics: probability theory 4        The microcanonical ensemble 5        The Boltzmann entropy and Boltzmann distribution 6        The canonical ensemble 7        Thermodynamic state functions 8        Crystals 9        Fermi-Dirac, Bose-Einstein, and Maxwell-Boltzmann statistics 10      Ideal mono-atomic gas 11      Ideal gas with internal degrees of freedom 12      Mixtures of [...]

FREE RADICAL REACTIONS

2022-12-26T23:19:29+05:30December 26th, 2022|

Lesson Structure 1.0       Objectives 1.1       Introductions 1.2       Mechanism of free radical substitution 1.2.1    Free-radical substitution of alkanes 1.2.2    Free-radical halogenation is most commonly applied to allylic or benzylic halogenations       1.3       Neighbouring group assistance in free radical reactions 1.4       Reactivity 1.4.1    Reactivity for aliphatic substrates: 1.4.2    Reactivity in aromatic substrate: 1.4.3    Reactivity in the attacking radicals: [...]

Aliphatic Nucleophilic Substitution

2026-02-09T18:56:58+05:30December 25th, 2022|

Lesson Structure 1.0       Objectives 1.1       Introductions 1.1.1    Leaving groups as (or leaving) nucleophiles or nucleofuge 1.1.2    Incoming nucleophile   1.2.      Mechanism SN2 Reaction 1.3.      The SN1 mechanism (carbocation process) 1.3.1    Evidence for the SN1 mechanism 1.4.      Mixed SN1 and SN2 mechanism 1.5.      SNi mechanism 1.6.      SET mechanism 1.6.1    Evidence for SET mechanism: 1.7.      Neighbouring Group Participation [...]

Stereochemistry

2022-12-23T18:59:38+05:30December 23rd, 2022|

Lesson Structure Conformational analysis of cycloalkanes Decalins Effect of Conformation on reactivity Conformation of sugars Steric strain due to unavoidable crowding Element of symmetry Chirality Molecules more than one chiral center threo and erythro isomers Method of resolution Optical purity Enantiotopic and diastereotopic atoms, groups and Faces Stereospecific and stereoselective synthesis Asymmetric synthesis Optical activity [...]

Estimation of sulpha drug

2025-06-16T14:23:42+05:30December 13th, 2022|

Aim: Determination the percentage purity of the given sample of a sulpha drug having molecular weight _________. Requirement: Acetone 10 % sodium acetate Potassium dichromate solution (10%) Standard AgNO3 Process: Weigh exactly about 0.2 gm of the given sample of sulpha drug and dissolve in a mixture of 25 ml Acetone & 20 ml 10 [...]

Estimation of Penicillin

2025-06-16T14:23:53+05:30December 12th, 2022|

Aim: Determination the potency of the Penicillin G in per mg Requirement: 0.01N NaS2O3 solution 0.01N I2 solution 1 N NaOH solution (Approx.) 1 N HCl solution (Approx.) Process: Weigh exactly about 0.05 gm (50 mg) of the given penicillin and dissolve it in distilled water and finally make the volume 100 ml in Standard [...]

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