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Chem: HSC Chapt1

Chemistry HSC Chapter1 (Production of Materials)

QuestionAnswer
What is the monomer of Cellulose? Glucose
What is the systematic name of Styrene? Ethylenebenzene
What bacteria makes PHB? Bacillus Megaterium
What are Hydrocarbons? Hydrocarbons are organic compounds containing only atoms of carbon and hydrogen.
What is a homologous series? A Homologous series is a group or family of compounds that have similar structures and chemical properties, for example Alkanes, Alkenes.
What is a Monomer? A monomer is a small molecule many of which can be joined together to form a long chain molecule called a polymer.
What is a Polymer? A Polymer is a large molecule consisting of a large number of identical small molecules called monomers, joined together.
Define Polymerisation. Polymerisation is the production of Polymer from a monomer.
Name the three main stages of the production of Polyethylene 1.Initiation 2.Propagation 3.Termination
What is Biomass? Biomass is organic matter produced by plants or animals.
What is Cellulose? Cellulose is one of the main compounds of biomass. It is the most abundant carbohydrate on Earth.
What is a condensation polymer? A condensation Polymer is a compound, when its molecules join together forming a Polymer it releases a small molecule (usually water).
What are Biopolymers? Biopolymers are Polymers that occur naturally or are made from naturally occuring substances.
Define Molar Heat of Combustion. Molar heat of combustion is the heat energy released by the combustion of 1 mole of a fuel.
What is the main method used to produce unsaturated hydrocarbons such as ethene? By Thermal Cracking of suitable feedstock.
What is a substitution reaction? A reaction in which an atom in a molecule is replaced by another atom or group of atoms.
Define "Dehydration". Dehydration is a chemical reaction in which water is removed from a compound.
What is Fermentation? Fermentation is a process in which glucose is broken down to ethanol and carbon dioxide by the action of enzymes present in yeast.
Created by: babakmn