Module 4 – Drivers of Reaction


Module 4: Drivers of Reaction is the fourth module of Year 11 HSC Chemistry.

Energy Changes in Chemical Reactions

Inquiry question: What energy changes occur in chemical reactions?

Enthalpy and Hess's Law

Inquiry question: How much energy does it take to break bonds, and how much is released when bonds are formed? 

Entropy and Gibbs Free Energy 

Inquiry question: How can enthalpy and entropy be used to explain reaction spontaneity?