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Summary iGCSE Chemistry Pearson Edexcel Quick Fire Revision Questions
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iGCSE Chemistry Pearson Edexcel Quick Fire Revision Questions
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QUICK FIRE CHEMISTRY QUESTIONSSTATES OF MATTER
• Describe the arrangement of particles in a solid.
• Describe the arrangement of particles in a liquid.
• Describe the arrangement of particles in a gas.
• Describe melting.
• Describe evaporation/boiling.
• Describe condensation.
• Describe sublimation.
• Describe freezing.
• Give the definition of a solvent.
• Give the definition of a solute.
• Give the definition of a solution.
• Give the definition of a saturated solution.
• How does pressure affect solubility?
• How does temperature affect solubility?
• Describe a practical to investigate the solubility of a solid at a specific temperature.
ELEMENTS, MIXTURES AND COMPOUNDS
• Give the definition of an element.
• Give the definition of a compound.
• Give the definition of a mixture.
• Give the definition of a pure substance.
• Describe the process of fractional distillation.
• Describe the process of simple distillation.
• Describe the process of filtration.
• Describe the process of crystallization.
• What is the use of paper chromatography?
• What is a chromatogram?
• How do we calculate the R Value?
• Describe the process of chromatography.
ATOMIC STRUCTURE
• Give the definition of an atom.
• Give the definition of a molecule.
• Give the relative charge and relative mass of a proton, a neutron and a electron.
• Where are protons and neutrons found?
• Where are electrons found?
• What is the atomic number?
• What is the mass number?
• Give the definition of an isotope.
• How is the relative molecular mass calculated?
• How is the relative atomic mass calculated?
THE PERIODIC TABLE
• What do the periods on the periodic table tell us?
• What do the columns on the period table tell us?
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