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Question
Complete the following nuclear reaction:
\[\ce{^208_84Po -> ^204_82Pb + }\] ______
Fill in the Blanks
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Solution
\[\ce{^208_84Po -> ^204_82Pb + }\] `\bbunderline(""_2^4He)`
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Notes
The atomic number of Pb is printed as 84 in some versions of this textbook, which is a misprint. Since the mass drops by 4, it is an alpha decay, and the atomic number drops by 2 (from 84 to 82).
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Chapter 12: Modern Physics - EXERCISE [Page 302]
