What is Radioactive Dating? - Definition & Facts
A process for determining the age of an object by measuring the amount of a given radioactive material it contains. If one knows how much of this radioactive material was present initially in the object by radiometric dating chemistry definition how much of the material has decayedand one knows the half-life of the material, one can deduce the age of the object. Favorite Button CITE Translate Facebook Share.
Also called radioactive dating. Origin of radiometric dating Expand. Examples from the Web for radioactive dating Expand. British Dictionary definitions for radioactive dating Expand. Published by Houghton Mifflin. The best known example of radioactive dating employs carbon 14a radiometric dating chemistry definition isotope of carbon.
Published by Houghton Mifflin Company. Discover our greatest slideshows Words Moving From There to Here. Fictional Characters, Now Real Browse more topics on our blog What Is the Difference Between Discreet and Discrete? Learn the correct uses of these two commonly confused homophones. Word of the Day. Scrabble Words With Friends. For inorganic materials, such as rocks containing the radioactive isotope rubidium, the amount of the isotope in the object is compared to the amount of the isotope's decay products in this case strontium.
The object's approximate age can then be figured out using the known rate of decay of the isotope. For organic radiometric dating chemistry definition, the comparison is between the current ratio of a radioactive isotope to a stable isotope of the same element and the known ratio of the two isotopes in living organisms. Radiocarbon dating is one such type of radiometric dating.