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Worksheet 8: Historical development of atoms Topic 3: The atomic structure
Set A: Historical atomic models Objective: To test your knowledge of historical atomic models
Draw and briefly describe each historical model of the atom.
1. Hard sphere model
2. Plum-pudding model
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3. Empty space model
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4. Bohr’s model
5. Wave mechanical model
6. State two conclusions of the Gold foil experiment.
7. State conclusions of the Cathode ray experiment.
Copyright©2010 E3 Scholastic Publishing. All Rights Reserved. SurvivingChem.com 17
Worksheet 8: Historical development of atoms Topic 3: The atomic structure
Set A: Historical atomic models Objective: To test your knowledge of historical atomic models
Draw and briefly describe each historical model of the atom.
1. Hard sphere model
2. Plum-pudding model
Teacher Preview Copy
3. Empty space model
Teacher Preview Copy
4. Bohr’s model
5. Wave mechanical model
6. State two conclusions of the Gold foil experiment.
7. State conclusions of the Cathode ray experiment.
Copyright©2010 E3 Scholastic Publishing. All Rights Reserved. SurvivingChem.com 17
