A short history of the discovery of hydrogen is given, together with its properties, uses and applications, and its importance in transport, from b
Alexander S. Cragg
The use of the aufbau principle to predict the electron configurations of atoms (in their ground states), and therefore explain the layout of the p
This article aims to introduce the lanthanides (also known as the lanthanoids) to teachers and their students.
Calcium is vital for building bones and teeth, but it is also required to help transmit messages inside cells; its unusual solvation properties mak
David J. Timson
A review of methodologies for teaching the periodic table, focusing on effective techniques with an emphasis on implementation in the classroom.
Activation energies form an energy barrier to a chemical reaction taking place. Simple collision theory, i.e.
Creating periodic tables designed to motivate and help students learn about the elements and other aspects of STEM subjects, including STEM careers
Spreading the word on the inspiration of Mendeleev with decorated shirts and illustrated talks.
A wide-ranging discussion of elements that are used to treat, prevent or diagnose disease, injury or illness.
How the periodic table came to be devised and why one version is now the preferred format.
We find that the way we sort our rubbish for recycling has strong links with the way the elements in them are bonded – a sort of periodic table for
A short piece arguing that hydrogen should head up group 4 (14) in the periodic table.