Properties of Elements

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Presentation transcript:

Properties of Elements

First 3 to successfully complete gold dust kid = prize Periodic table in planner will help

In pairs, 1 minute… You should be prepared to give an example of a solid, liquid and gas from the periodic table You should be prepared to given an example of a metal and non-metal from the periodic table

The Periodic Table of Elements http://www.privatehand.com/flash/elements.html http://www.youtube.com/watch?v=GFIvXVMbII0 http://www.youtube.com/watch?v=rSAaiYKF0cs

Elements have different properties Malleable Dull Liquid Non-metal Solid Metal Gas Hard Unreactive Reactive Shiny Soft Brittle

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Density Element Weight (g) Heavy Light

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Electrical Conductors Which elements can conduct electricity?

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Which metal would be best for making a frying pan? Which element conducts heat best? brass Predict: Which metal will the rivets drop off first? Observe: Complete the practical and record the results copper iron Explain: Why did the rivets fall off first? (use the word conduct/or) Which metal would be best for making a frying pan? aluminium

Thick or Thin? Copper or Iron? 1 1 Copper or Iron? 1 1

Alkali Metals http://www.bbc.co.uk/scotland/learning/bitesize/standard/chemistry/elementsandreactions/periodic_rev1.shtml http://www.youtube.com/watch?v=m55kgyApYrY

Halogens All are toxic

Halogens

Nobel Gases Not very reactive (inert)

Nobel Gases Helium Neon Argon

Nobel Gases

Properties of Elements http://www.bbc.co.uk/schools/ks3bitesize/science/chemical_material_behaviour/atoms_elements/activity.shtml