Acids and alkalis
A collection of Catalyst articles about acids and alkalis.
Safety in the Lab
A Catalyst article about practical chemistry experiments and the risks involved.
This article is from Catalyst: GCSE Science Review 2004, Volume 15, Issue 1.
Alchemy
A Catalyst article about alchemy, the study of eternal life, salvation, and the answer to the ultimate questions about life, the universe and everything.
This article is from Catalyst: GCSE Science Review 2006, Volume 17, Issue 1.
Make Your Own Indicator
This Catalyst article describes how an indicator changes colour when in solutions of different pH.
This article is from Catalyst: GCSE Science Review 2009, Volume 20, Issue 1.
Try This - Pouring a Gas
This Catalyst article explains how some gases can be poured, demonstrated by an experiment using carbon dioxide gas.
This article is from Catalyst: Secondary Science Review 2011, Volume 22, Issue 2.
Try This - the Thermal Decomposition of Sodium Hydrogen Carbonate
This Catalyst article investigates how honeycomb (cinder toffee) is made using a thermal decomposition reaction to produce the gas bubbles.
This article is from Catalyst: Secondary Science Review 2014, Volume 24, Issue 3.