Xenon (Xe, Element 54) Xenon, from the Greek for ‘stranger’ is a colourless, odourless group 18 noble gas. Discovered in 1898 in London by William Ramsay, xenon is produced commercially by the fractional distillation of liquid air and is isolated as a by-product of the cryogenic production of oxygen and nitrogen. The concentration in the
Tag: Chemical Elements
Which metallic element, central to the activity of the marine algal enzyme bromoperoxidase, is slowly converting 120 billion tons of bromide ions into organobromine compounds in the world’s oceans ?
Vanadium (V, Element 23) Vanadium, a group 5 transition metal, discovered in 1801 by Andres Manuel del Rio, occurs naturally as a component of vanadinite (Pb5(VO4)3Cl), one of the main industrial ores used as a source of the metal. Over 60 ores are known, with 70-80 thousand tonnes of ore mined globally each year, producing
In December 2017 the United Nations proclaimed that 2019 will be international year of the Periodic Table of the Chemical Elements. This coincides with the 150th anniversary of the periodic system discovered by Dmitry Mendeleev in 1869. We at Scientific Update love a good celebration so over the coming months, and in honour of this