In chemistry, the chemical nomenclature of ionic and molecular compounds uses a systematic approach of prefixes to indicate ...

While we refer to substances by their common names in everyday life, all these substances have a chemical name and a chemical ...

The formula H₂O shows that water is made from two atoms of hydrogen (H) bonded to one atom of oxygen (O). Katie: Time for some science. And today it's a chemistry classic, the periodic table. And here ...

Part of Chemistry (Single Science) The nature of substances and chemical reactions This diagram shows that one carbon atom and two oxygen atoms combine to make up the units of carbon dioxide. Its ...