Solutions Detailed Oneshot + PYQ Chapter 1 Class 12 Chemistry CBSE 2026

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Welcome to another chemistry lecture on Solutions! This lecture will provide you with in-depth knowledge of Solution by SOURABH SIR.

📍In this video:

■ Introduction to Solutions
●Definition of solutions
●Types of solutions based on the physical states of solute and solvent

■Concentration of Solutions
●Molarity, Molality, Normality, Mole fraction, Mass percentage, Volume percentage

■Solubility
●Solubility of solids in liquids
●Solubility of gases in liquids
●Factors affecting solubility: temperature, pressure, nature of solute and solvent
●Henry's Law and Its Applications

■Vapor Pressure of Liquid Solutions
●Raoult's Law
●Ideal and Non-Ideal solutions
Positive deviation and Negative deviation
●Azeotrope
Minimum and Maximum Azeotrope

■Colligative Properties
●Relative lowering of vapor pressure
●Elevation of boiling point
●Depression of freezing point
●Osmotic pressure

■Abnormal Molar Masses and Van't Hoff Factor
●Abnormal molar masses due to association or dissociation
●Van't Hoff factor


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⌛Timestamp for Video:
0:00​ Introduction
1:17​ Types of Solution
3:27​ Concentration of Solutions
13:36​ Solubility
14:01​ Solubility of a solid in a liquid
17:23​ Solubility of a gas in a liquid
18:34​ Henry's law
21:59​ Application of Henry's law
24:41​ Vapour pressure of liquid solution
26:19​ Raoult's law
32:09​ Raoult's law as special case of Henry's law
33:29​ Vapour pressure of solid in liquid solution
36:02​ Ideal and Non ideal solution
43:14​ Azeotropes
45:49​ Colligative properties
46:42​ Relative lowering of vapour pressure
51:07​ Elevation of boiling point
56:03​ Depression in freezing point
1:01:02​ Osmosis and Osmotic pressure
1:06:26​ Types of Solution on basis of osmotic pressure
1:09:43​ Reverse osmosis and water purification
1:11:24​ Abnormal molar mass
1:14:36​ Van't Hoff factor
1:19:18​ Degree of dissociation or association


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