Notes: Rate of Radioactive Decay
Notes: Rate of Radioactive Decay
Notes: Rate of Radioactive Decay
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REVIEW: RADIOACTIVE DECAY<br />
• Alpha decay<br />
• A nucleus ejects an alpha particle ( )<br />
• A new element is produced.<br />
• The daughter has a mass 4 less than the parent.<br />
• The daughter has an atomic number 2 less than the parent.<br />
• Example<br />
226 222 4<br />
88 Ra ! 86 Rn + 2 He<br />
4<br />
2 He
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