Fluorine chemistry developed rapidly during the Second World War, with American scientists working on the 'Manhattan project' to separate fissionable uranium-235 from uranium-238. Uranium is ...

In discussing halogen reactivity (as covered in Core Idea), it is a common practice to argue that as you go down the Group 17 elements it becomes harder for the elements to gain an electron to form a ...

‘One of Them Days’ is an Entertaining Tale of Friends Who Must Scramble to Find the Rent. The raucous... 'Den of Thieves 2: Pantera' Is Good but Lacks What Made the Original Great. While a ...