Vocabulary

isomers, empirical formula, etc.

saturated hydrocarbon

all single bonds (alkanes)

unsaturated hydrocarbon

double and triple bonds (alkenes, alkynes)

empirical formula

simplest whole # ratio of all atoms in a compound

Ex. C2H6 —> CH3

isomer

different compounds that have the same structural formula, isomers have different physical properties from each other

Ex.C4H10 = butane AND 2-methylpropane

homologous series

a group of compounds with similar chemical properties, and adjacent members differ by multiples of CH2

i.e. (ethane, propane, butane)

i.e. (ethene, propene, but-1-ene)