Polonium-209 decays to form Lead-205. What type of radiation has been released?
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Polonium-209 decays to form bismuth-209. What type of radiation has been released?
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Uranium-238 decays, releasing alpha radiation. What will be the mass of the new atom formed? Uranium-238 has 92 protons and 146 neutrons.
Drag the images into the correct place.
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How do we represent beta radiation?
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Fill in the blanks.
Select the missing words in the text.
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Look at the slide below to work out the answer.