Unit 3: Patterns in the Properties of Matter
“In 1906, J.J. Thomson had received the Nobel Price for proving that electrons are particles; in 1937 he saw his son awarded the Nobel Prize for proving that electrons are waves. Both father and son were correct, and both awards were fully merited. Electrons are particles; electrons are waves.”
Topics
Modeling Atomic Structure
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Investigating Patterns in the Periodic Table
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The Arrangement of Atoms in Compounds
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Vocabulary
the number of protons in the nucleus of an atom
atomic numberH
the number of protons and neutrons in the nucleus of an atom
mass numberH