The electronic structure of atoms
The electronic structure of atoms is the distribution of electrons in molecular or atomic orbitals. These atoms are divided into two types: s-subshell and d-block. These types of atoms exhibit…
Chemical properties of iron
The chemical properties of iron are determined by the atomic number of a certain element. For example, iron has twenty-six protons in its nucleus. If it had twenty-seven protons, it…
General Properties of Acid and Base
For centuries, people have classified substances as general properties of acid and base. Both acids and bases react with active metals to form salts, while the two substances neutralize each…
Famous American Chemists
Here is a list of some of the most famous American chemists. In no particular order, these men and women contributed to the fields of chemistry and physics. Learn more…
Periodic table chart
A periodic table chart was first discovered by a German Chemist, named Lothar Meyer. He produced several Periodic Tables between 1864-1870. His first table contains 28 elements organized by their…
Ionic product of water
Hydroxonium is an ionic product of water. Its lifetime is about one ps, which is about the same as that of a hydrogen bond. This gives it the ability to…
The structures of matter
The structures of matter are made up of, atoms that combine into molecules and crystals. An atom consists of a positive charge and also a negative charge atom. A positive…