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Elements, Compounds and Mixtures

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Presentation on theme: "Elements, Compounds and Mixtures"— Presentation transcript:

1 Elements, Compounds and Mixtures
Key symbols you need to know H C O N S Mg Na Cl Ca Cu Distillation and Fractional Distillation Key words and examples Element Compound Mixture Fe He H2O CO2 O2 CH4 NaCl HCl NaOH CaCO3 Elements, Compounds and Mixtures Oxides Carbon Magnesium (bright white light) Iron Sulphur Calcium (bright red light) Filtration Evaporation Properties of metals and non metals Chromatography

2 Signs that a chemical reaction has taken place
Bunsen Burner Conservation of Mass Safety flame Hottest flame If beaker has black soot on: Chemical Tests Oxygen Water Carbon dioxide Hydrogen Chemical Reactions Combustion Uses of Chemical Reactions Life Processes Copper sulphate solution and Iron (or zinc!)

3 Uses of neutralisation
Acid Rain How does it form? What is the effect on limestone? What is limestone made of? Uses of limestone (agricultural and as a building material) pH Indicators Uses of neutralisation Medical: Agricultural: Reduction using carbon Oxidation heating copper and magnesium Combustion of methane Acids and Bases Key Words Oxidation Reduction Decomposition Neutralisation Metal + Acid  Metal carbonate (base) + Acid  Key Equations Life Processes

4 Solubility and temperature
Solvent- Solute- Solution- Soluble- Insoluble- Dissolving- Pressure in gases How can you increase the pressure of a gas container? 1) 2) 3) Does Gas Have Mass? How could you prove this? The Water Cycle Draw a labelled diagram Solubility and temperature More solute will dissolve in higher Temperatures. To increase the rate of reaction: 1) 2) Physical Reactions What is sublimation? Solvents Usually …………………………. Changing State Mass is always conserved Solid Liquid Gas Properties Properties Properties How could you show the difference between sea, tap and distilled water?


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