Across
- 2. An industrial facility where crude oil is processed and refined into more useful products such as fuels, lubricants, and petrochemicals.
- 3. Also known as alkane, a type of hydrocarbon often used to make candles and waxes.
- 5. A process used to separate a mixture into its individual components, or fractions, based on differences in boiling points.
- 7. A natural, unrefined petroleum product composed of hydrocarbon deposits and other organic materials.
- 8. A hydrocarbon in which all the bonds between carbon atoms are single bonds e.g methane, ethane, and propane.
- 11. Rating A standard measure of the performance of an engine or aviation gasoline.
- 12. A very large molecule, such as a polymer or protein, that is composed of thousands of atoms.
Down
- 1. A series of carbon atoms bonded together, with hydrogen atoms attached, forming the backbone of organic molecules.
- 4. A large molecule composed of repeating structural units (monomers) connected by covalent bonds. Examples include polyethylene, polystyrene, and proteins.
- 6. Another term for crude oil, a fossil fuel that is refined to produce usable products such as gasoline, diesel, and other petrochemicals.
- 9. A thick, sticky, tar-like form of petroleum, used in road construction and roofing.
- 10. A nonmetallic chemical element with the symbol C and atomic number 6. It is the fundamental building block of organic chemistry