Year seven chem

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  • Particles and separation techniques
    • Top 5 definitions
      • Filtration: A way of separating pieces of solid that are mixed with a liquid or solution by pouring through filter paper.
      • Solvent :A substance, normally a liquid, that dissolves another substance.
      • Solution : A mixture of a solute dissolved in a solvent. All parts of the mixture are the same.
      • Solute: The solid or gas that is dissolved in a liquid.
      • Distillation:A technique that uses evaporation and condensation to obtain a solvent from a solution.
    • Filtration - separating a mixture containing a solid and a liquid
      • Evaporation - removing the solvent form a solution to obtain the solid solute
        • Distillation - removing and capturing the solvent from a solution or separating out two liquids

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