C9 Crude Oil and Fuels Crossword

saturated hydrocarbon with the general formula CnH2n+2, for example, methane, ethane, and propane
unsaturated hydrocarbon which contains a carbon–carbon double bond. Its general formula is CnH2n, for example, ethene, C2H4
the reaction used in the oil industry to break down large hydrocarbons into smaller, more useful ones
separation of a liquid from a mixture by evaporation followed by condensation
easily ignited and capable of burning rapidly
a covalent bond made by the sharing of two pairs of electrons (6,4)
hydrocarbons with similar boiling points separated from crude oil
a compound containing only hydrogen and carbon
describes a hydrocarbon with only single bonds between its carbon atoms. This means that it contains as many hydrogen atoms as possible in each molecule (9,11)
a hydrocarbon whose molecules contains at least one carbon– carbon double bond (11,11)