19- Entropy Calculation & Numericals | Thermodynamics | IIT Advanced & JEE Main | Class 11 Chemistry

Описание: 🔥 “Students, today we are going to study one of the most important and conceptual topics of Thermodynamics — Calculation of Entropy.”

In IIT Advanced and JEE Main, entropy is not just a formula-based topic. Examiners test your concept clarity, derivation understanding, and numerical approach.

Today’s class will cover:

✔ Entropy calculation for ideal gas (complete derivation)
✔ Entropy change in isothermal and general processes
✔ Why entropy is zero in reversible adiabatic process
✔ Entropy calculation for solids and liquids using Cp/T integration
✔ Important IIT Advanced level numericals

Remember — entropy is directly connected with:

Second Law of Thermodynamics

Gibbs Free Energy

Spontaneity of process



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⏱️ Timestamps – Calculation of Entropy & Numericals

00:00 – Entropy Calculation for Ideal Gas
(ΔS in Isothermal & General Process, Formula Derivation)
10:00 – Entropy Numericals (Ideal Gas Based Questions)
22:20 – Entropy Calculation for Adiabatic Process
(Why ΔS = 0 for Reversible Adiabatic?)
28:10 – Entropy Calculation for Solid and Liquid
(Cp/T Integration Method + Phase Change Concept)
30:00 – Important Mixed Numericals (IIT Advanced Level)