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Chemistry Paper 1 Keywords
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- 1Atomthe smallest quantity of an element that can take part in a chemical reaction, consisting of a positively charged nucleus made up of protons and neutrons, surrounded by negatively charged electrons
- 2Elementa substance made of only one type of atom
- 3Compounda substance containing atoms of two or more elements, which are chemically combined in fixed proportions
- 4Equationa scientific statement that uses chemical names or symbols to sum up what happens in a chemical reaction
- 5Reactantsthe substances that react together in a chemical reaction
- 6Productsthe substances produced in a chemical reaction
- 7Mixturea combination of two or more elements, which are not chemically combined together
- 8Filtrationseparation techniques used to separate insoluble solids from solids
- 9Crystallisationtechnique used to obtain a soluble solid from a reaction
- 10Simple Distillationtechnique used to separate a substance from a mixture due to a difference in boiling points
- 11Fractional Distillationa separation technique used to separate mixtures which contain components with similar boiling points
- 12Chromatographya separation technique used to separate the coloured components of a mixture
- 13Electrona sub`atomic particle which has a negative charge , small relative atomic mass and which orbits the nucleus
- 14Protona sub`atomic particle
- 15Neutronh
- 16Atomic Numberh
- 17Mass Numberj
- 18Isotopeg
- 19Ionu
- 20Electron Configuration
Información
- Descripción
- Some keywords in Chemistry Paper 1
- Creado por
- Paige Louise · may 2018
- Actualizado
- 27 may 2018
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