A chemical element is one of those squares on the periodic table that adorns many a classroom wall. Sure. But what is an element really? It is a more subtle question that you might realise.

An element is a substance that cannot be broken down into any other substance. Every element is made up of its own type of atom. This is why the chemical elements are all very different from each ...

Scientists use the periodic table to quickly refer to information about an element, like atomic mass and chemical ... over 150 years of scientific development and understanding in chemistry and ...

Organic chemistry is the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds. Most organic compounds contain carbon and hydrogen, but they may ...

(2) In computer graphics, any component of an image. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

Organic chemistry is the study of the synthesis, structure, reactivity and properties of the diverse group of chemical compounds primarily constructed of carbon. All life on earth is carbon-based ...

Pauling's electronegativity scale, the most widely used and found in every chemistry textbook, ranges from 0.7 for cesium to 4.0 for fluorine. The higher an element's electronegativity ... We used ...