Enzyme is a protein that acts as a catalyst in biochemical reactions. Each enzyme is specific to a particular reaction or a group of similar reactions. Many require the association of certain nonprotein cofactors in order to function. The molecule undergoing a reaction (the substrate) binds to a specific active site on the enzyme molecule to form a short-lived intermediate: this greatly increases (by a factor of up to 1020) the rate at which the reaction proceeds to form the product.
Mineral acid is an acid made from minerals by chemical reaction, e.g. hydrochloric acid is produced from sodium chloride and sulphuric acid is made from sulphur.
Nascent state is an especially active state of an element in a moment when it is released from a compound during chemical reaction, e.g. nascent hydrogen.
Neutralisation is the process in which an acid reacts with a base to form a salt and water.
Oxidating agent is a substance that receives electrons and oxidates other substances. Oxidating agent is always reduced in this reaction.
The term oxidation originally meant a reaction in which oxygen combines chemically with another substance. More generally, oxidation is a part of a chemical reaction in which a reactant loses electrons (increases oxidation number). Simultaneous reduction of a different reactant must occur (redox reaction).
Polycondensational polymers are compounds which are obtained by condensation polymerization with successive repetitions of the condensation reaction.
Precipitate or the deposit is an insoluble solid formed by reactions in a solution. For example, when a solution of silver nitrate is added to a solution of sodium chloride, insoluble silver chloride precipitates.
Generalic, Eni. "Napredna reakcija." Croatian-English Chemistry Dictionary & Glossary. 29 June 2022. KTF-Split. {Date of access}. <https://glossary.periodni.com>.
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