Subject chemistry Medium ENGLISH
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Category COMPLETE COURSE Lecture 56
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Solution & colligative properties

Lecture# Description Duration
01 Introduction
    Different concentration terms interconversion, colligative properties, van’t hoff factor calculation, osmotic pressure.
33 Minutes
02 Osmosis , Osmotic pressure (different cases) 47 Minutes
03 Numericals on osmotic pressure 46 Minutes
04 Vapour pressure, relative lowering of vapour pressure, 41 Minutes
05 Numericals on RLVP, Ostwald walker method 40 Minutes
06 Elevation in boiling point, calculation of Kb (molal elevation boiling point constant) . Depression in freezing point, Calculation of Kf, 54 Minutes
07 Numericals on elevation in boiling point and depression in freezing point 36 Minutes
08 Thermodynamic explanation of 𝝙Tb & 𝝙Tf 6 Minutes
09 Raoult’s law when two volatile liquids are mixed 49 Minutes
10 Ideal and nonideal solution 34 Minutes
11 Azeotropes, mixture of two immiscible liquids, solubility of gas in liquid, henry law 58 Minutes

Solid state

Lecture# Description Duration
01 Types of solid, Crystal, Amorphous, unit cell, 2D, 3D, space,lattice. 42 Minutes
02 Primitive, body centred, face centered contribution of atoms in cubic unit cell. Packing fraction of square packing and hexagonal packing 47 Minutes
03 Coordination Number, packing fraction, density of solid.,Simple cubic, BCC, FCC, CCP 44 Minutes
04 Closed packing in 3D HCP packing,
    Linear void, Triangular void, Tetrahedral void, octahedral void, Cubical void Types of void in FCC
57 Minutes
05 Voids in FCC,Different radius ratio for ionic compounds. 47 Minutes
06 Calculation of nearest, next nearest and next to next nearest atoms in SC, BCC, FCC. 29 Minutes
07 Structure of NaCl type, Zns type, CaF2 type, Na2O type, CSCl type, Diamond 50 Minutes
08 Spinal structure, perovskite corundum structure, packing fraction of NaCl, Defect In crystal, Schottky, Frenkel, Interstitial 39 Minutes
09 Non stoichiometric defect, cation excess defect cation deficiency defect, Paramagnetic, Diamagnetic Ferromagnetic, Ferrimagnetic, Antiferromagnetic compound 31 Minutes


Chemical kinetics

Lecture# Description Duration
01 Fast reaction , slow reaction, moderate reaction, average rate of reaction, instantaneous rate of reaction, relation of rate of reaction between various reagents , order 57 Minutes
02 Order law, zero order reaction 35 Minutes
03 First order reaction 28 Minutes
04 Half life period for first order reaction 27 Minutes
05 Average life period for first order, generation time , first order bacterial growth, second order reaction 24 Minutes
06 nth order reaction, pseudo first order reaction 35 Minutes
07 Rate of reaction of two or reactant are taken, calculation of order by half life method 32 Minutes
08 Initial rate method , integrated rate law, ostwald isolation method to determine order 40 Minutes
09 Monitoring of first order reaction using pressure measurement 30 Minutes
10 Monitoring of first order reaction using titration and optical rotation 42 Minutes
11 Arrhenius transition state theory 29 Minutes
12 Arrhenius equation 32 Minutes
13 Effect of catalyst on rate constant, temperature coefficient for reaction 39 Minutes
14 Simple and complex reaction, molecularity, rate determining step RDS 29 Minutes
15 Determination of rate if RDS is given , steady state approximation,complexity in first order reaction, parallel first order reactions 48 Minutes
16 Reversible first order reaction 29 Minutes
17 Consecutive first order reaction 19 Minutes


Lecture# Description Duration
01 Cause of radioactivity belt of stability , comparison between alpha particle, beta particle and gamma rays 15 Minutes
02 Group displacement law soddy fajan rule,, k– electron capture ,first order decay. 28 Minutes
03 Radioactive decay 28 Minutes
04 Carbon dating, Age of rock using U & Pb,Age of rock using U & He 53 Minutes
05 Mass defect ,Binding energy, Binding energy per nucleon. Nuclear fission and fusion. 51 Minutes


Surface chemistry

Lecture# Description Duration
01 Adsorption, Adsorbate, Adsorbent, Thermodynamics of Adsorption, Adsorption v/s Absorption, Physical Adsorption. 47 Minutes
02 Freundlich & Langmuir isotherm, catalytic action of Homogeneous catalyst & Heterogeneous catalyst, Positive & negative catalyst, Homogeneous catalyst, Promoters, Catalytic poison, zeolites, enzyme catalyst, Types of solution, Dispersed phase & Dispersion medium. 48 Minutes
03 Types of colloidal solution, Lyophobic, Lyophilic, macromolecular, micromolecular, Associated colloid/ micelle, cleansing action of soap, Bredig’s arc method,Peptization 43 Minutes
04 Chemical method to prepare colloidal solution, Tyndall effect, Brownian motion, Electrophoresis, coagulation, protection of colloid. 53 Minutes
05 Gold number, Helmholtz double layer theory ,emulsion. 22 Minutes



Lecture# Description Duration
01 Electrochemical cell, Oxidation half cell, Reduction half cell, Galvanic cell 1 hr 05 Minutes
02 Salt bridge, Daniel cell net cell reaction reaction Quotient cell representation relation between DG & E properties of DG & E,nernst equation 44 Minutes
03 Spontaneity of reaction in cell, nernst equation cell at equilibrium, concentration cell. Hydrogen electrode and standard hydrogen electrode 44 Minutes
045 Metal + insoluble salt + soluble anion type half cell
            Eg.   Ag + AgCl + Cl–
1 hr 15 Minutes
05 Calomel electrode, electrochemical series, thermodynamics for electrochemical cell, 𝝙G, 𝝙H, 𝝙S 59 Minutes
06 Electrolysis & electrolytic cell, electrolysis of nacl, nabr, H2SO4,H2O, first law of electrolysis Faraday law 1 hr 11 Minutes
07 Examples of first law of faraday, second law of faraday 51 Minutes
08 Primary cell ,leclanche cell, secondary cell, lead storage battery , Ni-Cd cell , H2-O2 fuel cell, electrolytic conduction 50 Minutes
09 Molar conductivity, equivalent conductivity , relation between molar cond. And equv. Cond., kohlrausch law, calculation of molar cond using wheatstone bridge , relation between molar cond. And concentration for weak electrolyte and strong electrolyte ,huckel onsager equation 54 Minutes
10 Ionic mobility, conductometric titration for strong acid V/s strong base , strong acid v/s weak base and other examples 51 Minutes


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