Several different bases can neutralise acids, and water is always produced as a result of these reactions. Metal oxides and alkalis are two types of base. Basic substances neutralise acids ...

Types of chemical reactions - OCR Gateway Oxidation is the gain of oxygen and reduction is the loss of oxygen. Neutralisation is the reaction between an acid and a base. Acids react with metals ...

Amino acids are small molecules ... and they perform many vital chemical reactions. Each protein is a molecule made up of different combinations of 20 types of smaller, simpler amino acids.