Elements, mixtures and compounds
A collection of Catalyst articles about elements, mixtures and compounds.
Green Solutions
A Catalyst article about green chemistry.
This article is from Catalyst: GCSE Science Review 2003, Volume 14, Issue 1.
Minerals and Rock Structure
A Catalyst article about the rock cycle which is responsible for the formation of many different types of rocks and minerals.
This article is from Catalyst: GCSE Science Review 2006, Volume 16, Issue 4.
Salt
A Catalyst article about why human beings need salt (sodium chloride) in their diets to survive, but too much can be toxic.
This article is from Catalyst: GCSE Science Review 2007, Volume 17, Issue 3.
An Eggsperiment on Teeth
This Catalyst article describes an experiment with fluoride toothpaste on eggshells (as a substitute for teeth).
This article is from Catalyst: GCSE Science Review 2010, Volume 20, Issue 2.
The Chemistry of the Noble Gases *suitable for home teaching*
This Catalyst article looks at the noble gases (Group 0 or 8 in the periodic table) which are almost inert.
This article is from Catalyst: GCSE Science Review 2011, Volume 21, Issue 3.
Cloud Control
A Catalyst article about climate control, and specifically the process known as cloud seeding.
This article is from Catalyst: Secondary Science Review 2011, Volume 21, Issue 4.
The Sand Beneath Your Feet
This Catalyst article explains how studying sand can reveal both the geological and biological history of a local environment as sand varies from place to place.
This article is from Catalyst: Secondary Science Review 2011, Volume 22, Issue 1.
Jewellery Metals
This Catalyst article looks at how jewellery is traditionally made from metals such as gold, silver and platinum because these metals may be found in their native state and are corrosion-resistant.
This article is from Catalyst: Secondary Science Review 2011, Volume 22, Issue 2.
Olympic Alloys
This Catalyst article looks at metals and alloys which play an important role in construction at the Olympic site, both in sports equipment and in medals.
The article is from Catalyst: Secondary Science Review 2012, Volume 22, Issue 4.
Cum Grano Salis
This Catalyst article looks at salt, in particular the process of extracting salt from the sea in the salt factories of Trapani in Sicily.
The article is from Catalyst: Secondary Science Review 2012, Volume 23, Issue 1.
Eating Chocolate
This Catalyst article looks at how the structure and properties of chocolate change when it is melted and re-solidified.
This article is from Catalyst: Secondary Science Review 2013, Volume 23, Issue 3.
Investigating Poisoning
In this Catalyst article, Tony Hargreaves looks at criminal poisoning and shows how forensic science is used to solve serious murder cases.
This article is from Catalyst: Secondary Science Review 2013, Volume 23, Issue 4.
Palaeontology Goes Hi-Tech
Palaeontology strives to discover evidence so that we might learn more about the fossil remains of life and understand how they lived, functioned and even died.
The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 1.
Chemistry and Paint
This Catalyst article describes the different techniques of developing paint.
The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 1.
Ionic Liquids
This article from Catalyst looks at ionic liquids which are a developing area in chemistry.
The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 2.