Change log: page 11
New topics, content updates, published corrections, syllabus checks and new versions of the privacy policy and terms, newest first. Typo fixes are not listed: they do not change what a page teaches.
2092 changes Latest 20 Oct 2026
Page 11 of 11 · 92 changes on this page
October 2026
43 new topics in Physics
Mechanical Properties of Fluids
Experiment: surface tension by capillary rise
Thermal Properties of Matter
Temperature and heat Measuring temperature Ideal-gas equation and absolute temperature Thermal expansion Specific heat capacity Calorimetry Experiment: specific heat by the method of mixtures Change of state Heat transfer Newton’s law of cooling
Thermodynamics
Thermal equilibrium Zeroth law of thermodynamics Heat, internal energy and work First law of thermodynamics Specific heat capacity of solids, water and gases State variables and equation of state Thermodynamic processes Second law of thermodynamics Reversible and irreversible processes Carnot engine
Kinetic Theory
Molecular nature of matter Behaviour of gases Kinetic theory of an ideal gas Law of equipartition of energy Specific heat capacity from kinetic theory Mean free path
Oscillations
Periodic and oscillatory motion Simple harmonic motion SHM and uniform circular motion Velocity and acceleration in SHM Force law for SHM Energy in SHM The simple pendulum Experiment: simple pendulum and loss of energy
Waves
Wave motion Transverse and longitudinal waves Displacement relation for a progressive wave Speed of a travelling wave Principle of superposition of waves Reflection of waves and standing waves Experiment: speed of sound with a resonance tube Beats
42 new topics in Chemistry
Some Basic Concepts of Chemistry
Importance of chemistry Nature of matter Properties of matter Uncertainty in measurement Laws of chemical combination Dalton’s atomic theory Atomic and molecular masses Mole concept Percentage composition Stoichiometry
Structure of Atom
Sub-atomic particles Atomic models Developments leading to Bohr’s model Bohr’s model Towards the quantum mechanical model Quantum mechanical model
Classification of Elements and Periodicity in Properties
Why classify elements? Genesis of periodic classification Modern periodic law Naming elements above 100 Configurations and the periodic table s, p, d and f blocks Periodic trends
Chemical Bonding and Molecular Structure
Kössel–Lewis approach Ionic bond Bond parameters VSEPR theory Valence bond theory Hybridisation Molecular orbital theory Homonuclear diatomic molecules Hydrogen bonding Metallic bonding
Thermodynamics
Thermodynamic terms Work, enthalpy and heat capacity Calorimetry Reaction enthalpy and Hess’s law Combustion, bond and lattice enthalpies Enthalpy of neutralization Experiment: enthalpy of solution of copper sulphate Spontaneity, entropy and Gibbs energy Gibbs energy and equilibrium
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Privacy policy, version 1.0
First version.
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Terms and conditions, version 1.0
First version.
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NEET Class 11 syllabus
Chapters, topics, sections and pages checked against the Syllabus for NEET (UG) 2026 (National Medical Commission) and the NCERT Class 11 books.
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NEET Class 12 syllabus
Chapters, topics, sections and pages checked against the Syllabus for NEET (UG) 2026 (National Medical Commission) and the NCERT Class 12 books.