The sigma link (represented as σ) is a covalent type union, which is characterized by the sharing of two electrons that occurs between a pair of atoms...
The ion exchange chromatography is an analytical technique that relies on the principles of chromatography to produce the separation of ionic and mole...
The turbidimetry is an analytical measurement technique that determines how much a beam of light traveling through a suspension is attenuated. This at...
The isobars They are those atomic species that have the same mass but that come from different chemical elements. As a consequence of this, it can be ...
The displacement reactions are all those in which a chemical species displaces another within a compound. This displacement can be simple or double, d...
The hydroxyl group (OH) It is one that has an oxygen atom and resembles a water molecule. It can be found as a group, an ion, or a radical (OH·). In t...
Joseph John Thomson He was an outstanding chemist for various contributions, such as the discovery of the electron, its atomic model, the discovery of...
Stanislao Cannizzaro (1826-1910) was a prominent European scientist of Italian origin whose studies in medicine, physiology and chemistry made him wor...
John Alexander Reina Newlands It was an English chemist, who preceded Mendeleev in formulating the theory that all chemical elements had a periodicity...
