Radioactive Decay Video Lessons

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Problem: Which isotope would produce lead-206 after alpha decay?A. polonium-210B. radon-222C. mercury-202D. bismuth-208E. thallium-204

FREE Expert Solution

We are asked of the isotope that would produce lead-206 in alpha decay. 

An alpha particle is comprised of 2 protons and 2 neutrons. 

Note: Lead (Pb) has atomic number 82. "206" in lead-206 is the mass number.  

This means that the incomplete reaction would look like: 

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Problem Details

Which isotope would produce lead-206 after alpha decay?

A. polonium-210
B. radon-222
C. mercury-202
D. bismuth-208
E. thallium-204

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