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The top documents tagged [alpha decay of radon]
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alpha decay of radon
The Nucleus. Nuclear Stability and Radioactive Decay Atomic Number is the number of protons in the nucleus. Mass Number is the sum of the protons and.
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1896—Becquerel Accidently discovered radioactivity Uranium in a drawer 1903—Marie (and Pierre) Curie Able to prove rays came from rock Coined the term.
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What do they have in common?
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Bellringer:
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