Flashcards
C1, C2, C3 keywords
Flashcards do conjunto (22)
- 1Melting pointThe temperature at which something melts.
- 2MonomerA small molecule that can be joined to make others in long chains to make it a polymer.
- 3Branched chainA chain of carbon atoms with short branches.
- 4PolymeriseThe joining together of lots of small molecules called monomers to form a long chain molecule called a polymer.
- 5Crystalline polymerA polymer with crystals lined up in a regular way as in a crystal.
- 6Crude oilA dark, oily liquid found in the Earth, which is a mixture of hydrocarbons.
- 7HydrocarbonA compound of hydrogen and carbon only. Ethane is a hydrocarbon.
- 8FractionA mixture of hydrocarbons with similar boiling points that have been separated from crude oil by fractional distillation.
- 9Fractional distillationThe process of separating crude oil into groups of molecules with similar boiling points called fractions.
- 10Chemical synthesisMaking a new chemical by joining together simpler chemicals.
- 11MaterialThe polymers, metals, glasses and ceramics that we use to make all sorts of objects and structures.
- 12PropertiesThe physical and chemical characteristics of a chemical are what make it different from other chemicals.
- 13PolymerA material made of very long molecules formed by joining lots of small molecules called monomers together.
- 14NaturalA material that occurs naturally but may need processing to make it useful, such as silk, cotton and leather.
- 15MixtureTwo or more different chemicals, mixed but not joined chemically.
- 16SyntheticA material made by a chemical process, not naturally occurring.
- 17Tectonic platesGiant slabs of rock that make up the Earths outer layer.
- 18MagneticA material that is attracted to a magnet. For example, iron is magnetic.
- 19Sedimentary rockRock formed from layers of sediment.
- 20GrainsA small particle of a substance, for example, grains of sand.
- 21ErosionThe movement of solids at the Earths surface cause by wind, water, ice, gravity and living organisms.
- 22EvaporationThe change in state from a liquid to a gas.
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- Keywords for C1,2 and 3 revision.
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- Jessica Phillips
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