Nuclear%20Stability

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Nuclear Stability

• Relative Stability of Different Nuclei

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Two Methods

• Which isotopes?

• Binding Energy

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What holds an atom together?
Forces of Nature and Atomic Structure
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Band (Island) of Stability
N/Z ratio
Number of stable isotopes
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Isotope trends among the elements
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Binding Energy, but first
Comparing stability O-O single bond strength
146 kJ/mol OO double bond strength 496
kJ/mol Which is more stable, O2 or O3?
O2 OO O3 OO-O
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Predict what you think the trend will be As
atomic number increases, what will happen to
stability?
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Split up class and do
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Do all isotopes using Excel
Isotopedata_stable.xls
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Modes of Radioactive Decay
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U-238 Decay Series
And the problem with radon.
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Decay modes and the island of stability.
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