Definitions 4 Flashcards
What is meant by the term general formula
• The simplest algebraic formula of a member of a homologous series
What is meant by the term homologous series
• Series of organic compounds that have the same functional group but with each successive member differing by CH2
What is meant by the term functional group
• A group of atoms responsible for the characteristics of a compound
What is meant by the term aromatic
• A compound containing a benzene ring
What is meant by the term structural isomers
• Compounds with the same molecular formula but different structural formulae
What is meant by the term homolytic fission
• The breaking of a covalent bond such that each atom gets one of the two shared electrons
What is meant by the term heterolytic fission
• The breaking of a covalent bond such that one atom gets both of the two shared electrons
What is meant by the term radical
• A species with an unpaired electron
What is meant by the term curly arrow
• The movement of an electron pair
What is meant by the term stereoisomers
• Compounds with the same structural formula but with a different arrangement in space
What is meant by the term electrophile
• An electron pair acceptor
What is meant by the term nucleophile
• An electron pair donor
What is meant by the term sigma bond (σ bond)
• Is a single covalent bond made up of two shared electrons with the electron density concentrated between the two nuclei
What is meant by the term pi bond (π bond)
• Bond formed by the sideways overlap of two adjacent p-orbitals
What is meant by the term aliphatic?
• Contain hydrocarbons chains, branches chains or non-aromatic rings
