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Atoms and other Building Blocks of Matter by Dr H - W Winter Blue slides Just read and enjoy Yellow slides Complete the tasks on your worksheets.

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Presentation on theme: "Atoms and other Building Blocks of Matter by Dr H - W Winter Blue slides Just read and enjoy Yellow slides Complete the tasks on your worksheets."— Presentation transcript:

1 Atoms and other Building Blocks of Matter by Dr H - W Winter Blue slides Just read and enjoy Yellow slides Complete the tasks on your worksheets

2 Atomic Theory Atoms are so small that we cannot see them, even with the best microscopes in the world. An atom is an incredibly small building block of matter.

3 Atoms Missing Slides

4 Table of Sub-Atomic Particles Name Mass (mass units) Charge on Particle Where foundSymbol Proton1+Nucleusp+p+ Electron1/2000- Electron shells e-e- Neutron10Nucleusnono Have you finished copying the information?

5 Atoms Missing Slides

6 Carbon 6 protons and 6 neutrons 2 in the 1 st shell 4 in the 2 nd shell 6 electrons are found in the electron shells: Most of the atom is empty space The nucleus is the heaviest part of the atom. make up the nucleus

7 Atoms Missing Slides

8 Types of Particles Ions Ions are atoms (or a group of atoms) that have gained or lost electrons and become a charged particles. Na + Sodium ion SO 4 2- Sulfate ion OH - Hydroxide ion Cl - Chloride ion

9 Atoms Missing Slides

10 Types of Matter 21%O 2 Salt Water: - + Mixture Mixtures contain several different particles blended together. Air: 0.04%CO 2 1%Ar 78% N 2 Na + (sodium ions) H2OH2O Cl - (chloride ions)

11  ORB Education Visit for a range of quality teaching materials. 20 Slides in this PowerPoint


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