Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
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Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Delhi Public School, Sector-14,Rourkela,Odisha-769009
Chemistry
DateClassPartUnitTopics
17/08/2016XIIUnit I:Solid StateSelectClass-XII Packing Efficiency, calculation based on unit dimension, imperfection in solids - point defects
17/08/2016XIUnit IV:Chemical Bonding and Melecular StructureUnit IV:Chemical Bonding and Melecular StructureExplained answers to questions from NCERT Exercise and also discussed question answers from other reference books based on hybridisation and shape of molecules.
19/08/2016XIIUnit I:Solid StateUnit I:Solid StateElectrical and magnetic properties.
 XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClass XI-C: Classical idea of Oxidation and Reduction reaction,Redox rections in terms of electron transfer,Oxidising and Reducing agent,Oxidation number and rules for assigning Oxidation number to atoms in isolated and combined state.
19/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClassical idea of Oxidation and Reduction reactions,Redox reactions in terms of electron transfer,Oxidising and Reducing agent,Oxidation number and rules for assigning oxidation number to atoms in isolated and combined state.Solved intext qustion 8.1 and 8.2.
19/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClass XI-C: Classical idea of Oxidation and Reduction reaction,Redox rections in terms of electron transfer,Oxidising and Reducing agent,Oxidation number and rules for assigning Oxidation number to atoms in isolated and combined state.
20/08/2016XIIUnit I:Solid StateUnit I:Solid StateNCERT Intext and exercise Q no 1.16 discussed.
20/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsCompetitive Electron Transfer of metals and Electro chemical series.types of redox reactions. Solved intext Question 8.6.
22/08/2016XIIUnit I:Solid StateUnit I:Solid StateClass-XII The Solid State -Exercise questions 1.17 to 1.25 discussed and done.
23/08/2016XIIUnit II:SolutionsUnit II:SolutionsClass XII Solution - Types of solution, Expression of concentration.Intext questions 2.1 , 2.2 discussed and done.
23/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClass XI-C: Explained determination of oxidation number of a species in a molecule, paradox of fractional oxidation state by considering the structure of molecules with the help of a few examples.Explained balancing of redox reactions by ion-electron method(in acidic and basic medium)and balanced two equations by ion-electron method from exercise.
23/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox Reactionschemistry practical:List of experiments completed till 23/08/2016. 1. Preparation of standard solution of Oxalic acid(250ml,M/50). 2. Preparation of standard solution of Sodium carbonate(250ml,M/100). 3. Determination of molarity and strength of a given solution of Sodium hydroxide by titrating it against standard solution of Oxalic acid. 4. Determination of molarity and strength of a given solution of Hydrochloric acid by titrating it against a standard solution of Sodium carbonate. 5. preparation of crystals of pure Copper sulphate from a given crude sample of Blue vitriol.
23/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox Reactionschemistry practical:List of experiments completed till 23/08/2016. 1. Preparation of standard solution of Oxalic acid(250ml,M/50). 2. Preparation of standard solution of Sodium carbonate(250ml,M/100). 3. Determination of molarity and strength of a given solution of Sodium hydroxide by titrating it against standard solution of Oxalic acid. 4. Determination of molarity and strength of a given solution of Hydrochloric acid by titrating it against a standard solution of Sodium carbonate. 5. preparation of crystals of pure Copper sulphate from a given crude sample of Blue vitriol.
25/08/2016XIIUnit II:SolutionsUnit II:SolutionsClass-XII Solution-Solubility-solid in liquid,gas in liquid.Vapour pressure of solutions-liquid in liquid,solid in liquid Henry law and Raoultlaw.Ideal and non-ideal solutions.
25/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClass XI-C: Balancing redox reaction by oxidation number method,Application of redox reaction in titration,redox reaction in electrode processes,construction and salient features of electrochemical cell and function of salt bridge.
27/08/2016XIIUnit II:SolutionsUnit II:SolutionsSection B- II and III period Solution - Colligative property - Relative lowering of vapor pressure, elevation of boiling point, depression of freezing point.
27/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsSection B- VII period Balancing of ionic equation by ion-electron method.
27/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsXI-C:2nd & 3rd period: Continuation of electrochemical cell-Representing electrichemical cell symbolically,determination of standard emf of the cell,predicting feasibility of a cell reaction and solved NCERT exercise question 8.26(i,ii,iii & iv).
29/08/2016XIIUnit II:SolutionsUnit II:SolutionsClass XII A&B 5th&6th period Solution-solved and done Intext questions 2.6,2.7 and 2.8.
29/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox Reactionsclass-XIC(7th and 8th period) Explained mechanism of Electrolysis,factors influencing discharge of ions at the electrode,difference between electrochemical cell and electrolytic cell.Solved exercise questions 8.27,8.28 and 8.29.
30/08/2016XIIUnit II:SolutionsUnit II:SolutionsClass-XII A&B Solution-Osmosis,semipermeable membrane,osmotic pressure,derivation to determine molecular mass,advantages of osmotic pressure method over other methods,reverse osmosis and it application.
30/08/2016XIUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClass:XI-C (1st,2nd and 3rd period): Given qustions on determination of oxidation number considering the structure). Explained and solved questions given in the exercise (8.1 to 8.15).
31/08/2016XIIUnit II:SolutionsUnit II:SolutionsClass-XII Solution-Abnormal molecular mass.Intext questions 2.9 to 2.12 discussed and done.
01/09/2016XIIUnit II:SolutionsUnit II:SolutionsClass-XII A&B Exercise questions 2.1 to 2.11 discussed and done.
01/09/2016SelectUnit VIII:Redox ReactionsUnit VIII:Redox ReactionsClass XI-C 1st Period: Explained and gave the answers to the questions based on MOT diagram where students committed mistake. 2nd and 3rd period: Explained and solved questions from NCERT exercise(Redox reaction)-8.16 to 8.25.
03/09/2016XIIUnit II:SolutionsUnit II:SolutionsClass-XIIB Solution Exercise questions 2.12 to 2.31 discussed and solved
07/09/2016XIIUnit II:SolutionsUnit II:SolutionsClass-XIIA&B Solution-Exercise questions 2.32 to 2.41 discussed and done.
31/08/2016XIUnit IV:Chemical Bonding and Melecular StructureUnit IV:Chemical Bonding and Melecular StructureClass XI-C(1st & 4th Period): Distributed the answer sheet of daily practice test and discussed the answers of questions given in the test.explained and given answers to the questions asked by students from Chemical bonding chapter based on VSEPR theory and Hybridisation.
08/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass-XII A&B Electrochemistry-Electrochemical cell,Nernst Equation.Also discussed and done Intext questions 3.1 to 3.4.
08/09/2016XIUnit XII:Organic Chemistry:Some basic Principles and TechniquesUnit XII:Organic Chemistry:Some basic Principles and TechniquesClass-XIC (2nd & 3rd Period): Introduction to Organic chemistry,explained terms like Functional group,Homologous series.Classification of Organic compounds with the help of examples.Representing molecules by expanded,condensed and bondline structures.Explained the rules of IUPAC nomenclature.
09/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass-XII A&B Electrochemistry-Intext questions 3.5 and 3.6.Exercise questions 3.1 to 3.5.
09/09/2016XIUnit XII:Organic Chemistry:Some basic Principles and TechniquesUnit XII:Organic Chemistry:Some basic Principles and TechniquesClass-XIC(2nd and 3rd period) IUPAC Nomenclature Hydrocarbons.
10/09/2016XIUnit XII:Organic Chemistry:Some basic Principles and TechniquesUnit XII:Organic Chemistry:Some basic Principles and TechniquesClass XI-C (1st and 3rd period) IUPAC nomenclature of Organic compounds containing multiple bonds and more than one same functional groups.
12/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass XII-A(1st & 2nd period): Explained the mechanism of Electrolysis,difference between electrolytic and electrochemical cell,factors influencing discharge of ions at the electrode.Explained and solved intext questions3.10 to 3.12 and exercise questions 3.12 to 3.14. Class-XII-B(5th period):same as above except the numerical problems.
14/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass XII-A(4th period): Batteries-Explained the working of Primary and Secondary batteries and their uses(Dry cell,Mercury cell,Lead storage battery and Nickel-Cadmium storage cell). ClassXII-B(2nd period): Explained Faradays laws of electrolysis and solved intext questions3.10 to 3.12.
15/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass XII-A(5th period): Explained the working of Fuel cells and corrosion of metals. Class XII-B(4th period): Explained working of Primary and Secondary batteries.
15/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass XII-A(5th period): Explained the working of Fuel cells and corrosion of metals. Class XII-B(4th period): Explained working of Primary and Secondary batteries.
17/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryXII A & B (5th and 6th period): Explained working and advantages of Fuel cell and Corrosion of metals. Solved and explained exercise questions 3.12 to 3.18
19/09/2016XIIUnit III:ElectrochemistryUnit III:ElectrochemistryClass-XII A Electrochemistry-Exercise questions 3.5 to 3.11 discussed and done.
19/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII B Chemical Kinetics-Average rate,instaneous rate and unit of rate.
20/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics-Rate Law expression,differential rate expression,rate constant, order and molecularity,elementary and complex reactions,unit of rate constant.Also discussed Intext questions 4.1 and 4.2.
21/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics-Integrated rate equations zero order and 1st order reacation.Half life of zero and 1st order reactions. Pseudo 1st order reaction.
22/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XIIB(4th period): Explained Temperature dependence of rate of a reaction(Arrhenius equation) and effect of a catalyst on rate of a reaction.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
23/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics- Temperature dependence of the rate of a Reaction,Collision Theory of chemical reactions.
24/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics -Exercise questions and answers from 4.2 to 4.15 discussed and done.
26/09/2016XIIUnit IV:Chemical KinaticsUnit IV:Chemical KinaticsClass-XII A&B Chemical Kinetics exercise questions 4.20 to 4.30 discussed and done.
27/09/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry -Adsorption-Adsorbate,Adsorbent,desorption,sorption.Types of Adsorption.Adsorption isotherm and applications of Adsorption.
28/09/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry-Catalysis-Types of catalysis with examples and Morden theory of catalysis.
29/09/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry-Enzyme catalysis Intext questions 5.4 to 5.6 and Exercise questions 5.7 5.19 to 5.23 discussed and done.
01/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry-Colloid Classification of colloids based on the physical state of dispersion phase and dispersion medium,based on the interaction between dispersed phase and dispersion medium,based on the nature of dispersed phase with examples.
03/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Distributed answer sheets.Discussed each and every questions and answers.
04/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry-Preparation of colloids-Physical,Chemical and peptization.
05/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry-properties of colloids-Coligative properties,Tyndall effect,Colour and Brownian movement.
05/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry-properties of colloids-Coligative properties,Tyndall effect,Colour and Brownian movement.
05/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry properties of colloids-charge of colloidal particles,Electrophoresis.
06/10/2016XIIUnit V:Surface ChemistryUnit V:Surface ChemistryClass-XII A&B Surface Chemistry coagulation of colloids.Emulsions.Also discussed and done Intext questions and Exercise questions and answers.
17/10/2016XIIUnit XIV:BiomoleculesUnit XIV:BiomoleculesClass-XII A Biomolecules-Carbohydrates-Classificationof carbohydrates.
18/10/2016XIUnit XII:Organic Chemistry:Some basic Principles and TechniquesUnit XVI:Chemistry in Everyday LifeClass-XIC :(3rd and 4th period): IUPAC nomenclature of Cyclic and aromatic compounds.