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Chemistry: 08 - Radioactivity > Half-Life > Flashcards

Flashcards in Half-Life Deck (5)
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How can the emission of radiation from a radioactive isotope be described?

It can be described as an entirely random process


What is found if one studies the rate at which any particular radioactive isotope breaks up?

It is found that each radioactive isotope decays at its own rate


What is the half-life of an element?

The time taken for half of the nuclei in any given sample to decay


What is the half-life of elements used to compare?

It is used to compare the rate of decay of radioactive isotopes


What two instruments may be used to find the half-life of a radioactive material

A Geiger-Muller tube and ratemeter