Catalysis: They are essential in catalysis, particularly in processes like hydrogenation, hydroformylation, and polymerisation. For example, Ziegler-Natta catalysts, which are organometallic compounds ...

There are lots of different substances but only just over a hundred elements. An element is a substance that is made up of only one kind of atom. The atoms in a particular element are the same as each ...

Chemical Reactions: A chemical reaction is a process where the substances 8unbdergo a change in their chemical composition. The substances that enter the reaction are called reactants that are then ...