This printable crossword puzzle has 13 clues. Answers range from 6 to 22 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
What is the process used to separate crude oil?
The energy that links two atoms.
What is the term for how easily a substance can evaporate?
The term for how easily something can be set on fire.
The term for how thick a substance is.
What kind of combustion gives off soot?
What kind of combustion occurs when there is a lot of oxygen present?
The number of atoms in a hydrocarbon.
Speeds up reactions without being used up.
Saturated hydrocarbon.
Unsaturated hydrocarbon.
Hydrocarbon with no double bonds between carbon atoms.
Hydrocarbon with at least one double bond between carbon atoms.