Lecture 3 Fall 2011

Lecture 3 Fall 2011 - Oxygen part Hydrogen (H) Oxygen (O)...

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1 Hydrogen (H) Oxygen (O) Hydrogen (H) Oxygen part Hydrogen parts The Bohr Model of the Atom
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2 Orbitals of the first and second principal energy levels of a neon atom are shown superimposed. Note that the single 2s orbital plus three 2p orbitals make up neon's full valence shell of 8 electrons. Compare this more realistic view of the atomic orbitals with the Bohr model. The Bohr Model of the Atom
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3 •The numbe r o fp ro tonsin the nuc leus de te
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4 •The numbe r o fp ro tonsin the nuc leus de te rm ines what chemical element it is e.g.
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5
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6 KEY CONCEPTS Chemical properties of an atom are determined by its highest-energy (valence) electrons Valence Electrons •E le c t
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Lecture 3 Fall 2011 - Oxygen part Hydrogen (H) Oxygen (O)...

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