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28-12-2016
Chemistry

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What are two elements that produce background radiation on earth and what do their decay equations look like?

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28-12-2016

1. U₂₃₈→α→Th₂₃₄(UX₁)
2. Th₂₂₈→α→Ra₂₂₆(MsTh₁)

α = Alpha decay (release of He Nucleus)
The decay products are meso states that undergo further (β) decay

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