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chem unit 2 module 1

definitions

QuestionAnswer
hydrocarbons are organic compounds that contain carbon and hydrogen only.
a saturated hydrocarbon is a hydrocarbon with single bonds only.
an unsaturated hydrocarbon is a hydrocarbon contain carbon to carbon multiple bonds.
an aliphatic hydrocarbon is a hydrocarbon with carbon atoms joined together in straight or branched chains.
an alicyclic hydrocarbon is a hydrocarbon with carbon atoms joined together in a ring structure.
a homologous series is a series of organic compounds with the same functional group but with each successive member differing by CH2
Nomenclature is a system of naming compounds
Homolytic fission is the breaking of a covalent bond, with one of the bonded electrons going to each atom, forming to radicals
a radical is a species with an unpaired electron
Heterolytic fission is the breaking of a covalent bond with both of the bonded electrons going to one of the atoms, forming a cation and an anion, two species are different.
a nucleophile is an atom that is attracted to an electron deficient centre or atom, where it donates a pair of electrons to form a new covalent bond
an electrophile is an atom that is attracted to an electron rich centre or atom, where it accepts a pair of electrons to form a new covalent bond.
an addition reaction is a reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule.
a substitution reaction is a reaction in which an atom or group of atoms is replaced with a different atom or group of atoms.
an elimination reaction refers to the removal of a molecule from a saturated molecule to make an unsaturated molecule.
Created by: Louise123
 

 



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