1. Elements, Compounds and Mixtures Class work September 30 th 2012 By: Hessa Al Khulaifi

2. Instructions  Complete the following slides using your notes from class and the internet.  You MUST use your own words  You should try to add images to go with each slide  You should use colour to highlight important words  Please change the design of the slides to make them your own!

3. Some websites you might like to use… http://www.bbc.co.uk/schools/ks3bitesize/scien ce/chemical_material_behaviour/atoms_ele ments/revise2.shtml http://www.bbc.co.uk/schools/ks3bitesize/scien ce/chemical_material_behaviour/compounds _mixtures/activity.shtml

4. What is an Element? Include a picture of any element you like! An element is made up of one substance.

5. What is a compound? Include a picture of any compound you like! A compound has more then one substances Like salt for example

6. What is a mixture? Include a picture of any mixture you like! A mixture are 2 substance s mixed but not combined together.

7. What is the periodic table and what does it show? Include a picture! It tells you: Atomic Mass Atomic Number Number of Neutrons and Protons- Melting and Boiling Points Name of the Element Densities of solid (g/cm3), liquid (g/cm3), gas (g/L) Atomic Radius

8. Try to find some examples of everyday compounds, and say which elements were bonded together to make them  Sugar  Salt  Petrol  Gas  Washing Soda  Water

9. Try to find some examples of everyday mixtures, and say which elements are mixed together together to make them  Air (gases including oxygen carbon dioxide and nitrogen)  Water in the pool ( chlorine )