Question

Physical Chemistry class 12 impo topics​

Answer 1

Chapter : Solutions

• -Type fo solution & example
• -Concentration terms (M,m,mole fraction, ppm)
• -Henry’s Law definition and it’s application
• -Effect of temprature on solubility of gas in liquid
• -Roult’s Law definition & Dalton’s law + Graph
• -Condition for ideal solution
• -Graph showing +ve and -ve deviation from ideal behaviour
• -Exmaples of solution & condition of delta H, delta V for non-ideal solution
• -Colligative Properties (delta Tb, delta Tf graph)

Chapter : Electrochemistry

• -Galvanic cell : E. + Cell reaction
• -Write a short note on S.H.E (standard hydrogen electrode)
• -Nerst Equation (numerical)
• -Definition of Conductance,conductivity and molar conductance
• -Graph for molar conductance (strong and weak electrolyte)
• -Electrolytic cell : construction + diagram
• -Faraday’s law of electrolysis (1st law : Definition + Numerical ; 2nd Law : Definition)
• -Primary Batteries
• -Fuel Cell and its uses
• -Corrossion : Cell reaction and prevention

Chapter : Chemical Kinetics

• -Rate of reaction : expression for average rate of reaction
• -Rate Law defintion, order of reaction
• -Difference b/w molecularity and order of reaction
• -Integrated Rate Equation (zero and first order reaction) : Graph + Half life period
• -Pseudo 1st order reaction definition (sucrose hydrolysis,ester hydrolysis)
• -Arrhenius Equation (also do in terms of log)
• -Temprature Coefficient (kt+10/kt)
• -Effect of catalyst on Potential Energy
• -Collision theory (brief note)
• -Method to determine order of reaction

Chapter : Suface Chemistry

• -Physical Adsorption vs Chemical Adsorption
• -Freundlich adsorption isotherm graph -Promoters (defintion + example)
• -Homogeneous & Hetrogeneous Catalysis with example
• -Important features of solid catalyst
• -Shape Selective Catalyst (i.e Zeolite)
• -Enzyme Catalysis (diagram + characteristics)
• -Lyophilic vs Lyophobic Colloid
• -Classification based on type of dispersed phase (multimolecular vs associated vs macromolecular)
• -Bredig’s Arc Method
• -Peptization
• -Purification of colliodal solution (dialysis,electrodialysis) : diagram
• -Properties of colloidal solution