Skip to page content
Entropy, Free Energy and Spontaneity
Chemistry · Chapter 12 · Physical Chemistry (Units 1-2 and 4-7: Basic Concepts, Atomic Structure, Bonding, Thermodynamics, Equilibrium, Redox)
Not started Not started
Your path through this chapter
Visual lesson Coming soon
Short slides, one idea at a time. We are preparing this chapter's lesson.
Notes Coming soon
Clear chapter notes for quick revision.
Flashcards Coming soon
Quick recall of key terms and facts.
Practice Coming soon
Board-style questions with instant checks.
Chapter test Free
Short and long chapter tests in board pattern, with results and analysis.
Step 5: Not started
Topics 4
- Inadequacy of the first law; spontaneous and non-spontaneous processes; second law of thermodynamics
- Entropy: physical significance, state function; second law in terms of entropy; entropy change of the universe; thermal death
- Gibbs and Helmholtz free energy and their relationship; criteria for spontaneity using delta G = delta H - T delta S
- Relation between standard free energy change and equilibrium constant; third law of thermodynamics (statement)