Unit study hub
Energy Changes
Frozen cached curriculum unit.
At a glance
2
Topics
0
Objectives
8462
Spec
Chemistry
Subject
AqaGcseChemistry8462
Topics
Choose a topic to revise
Exothermic and endothermic reactions
Explain temperature changes, reaction profiles, activation energy and bond energy calculations for chemical reactions.
Open topic hubChemical cells and fuel cells (chemistry only)
Explain how chemical reactions in cells, batteries and fuel cells produce potential difference and compare their uses.
Open topic hubSample objectives