IB Chemistry R2.3 Definitions

This page contains our IB Chemistry definitions for R2.3. By learning each one of these definitions, you will fully cover the content for IB Chemistry 'Further extent of change'.

All Topic 5 Sub-topics R2.1: Amount Of Change R2.2: Rate Of Change (HL)R2.2: Further rate of change R2.3: Extent Of Change (HL)R2.3: Further extent of change

equilibrium

The state of all forces on an object being balanced and cancelling out to zero

spontaneity

The ease with which a reaction occurs

Next Up

You have completed the topic 5 definitions for IB Chemistry - continue with related resources below or explore the full IB Chemistry course from the IBO.

Explored IB Chemistry Definitions?

Get stuck into one of our other subjects!

Other subjects' Definitions

Biology

Physics

Join 85,000 students, across 130+ countries, in 500+ IB schools. That's half of the IB science graduates worldwide.

Start a 7d free trial