Assertion: successive disintegration | /r/HasProperty | radioactive decays
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text: (t 1/2 ) time required for half of the atoms in a radioactive sample to decay parent nuclide unstable nuclide that changes spontaneously into another (daughter) nuclide positron emission (also, β+ decay) conversion of a proton into a neutron, which remains in the nucleus, and a positron, which is emitted radioactive decay spontaneous decay of an unstable nuclide into another nuclide radioactive decay series chains of successive disintegrations (radioactive decays) that ultimately lead to a stable end-product radiocarbon dating highly accurate means of dating objects 30,000–50,000 years old that were derived from once-living matter; achieved by calculating the ratio of 614C:612C614C:612C in the object vs. the ratio of 614C:612C614C:612C in the present-day atmosphere radiometric dating use of radioisotopes and their properties to date the formation of objects such as archeological artifacts, formerly living organisms, or geological formations
text: radioactive decay series: chains of successive disintegrations (radioactive decays) that ultimately lead to a stable end-product
text: antiparticle to the electron; it has identical properties to an electron, except for having the opposite (positive) charge positron emission (also, β+ decay) conversion of a proton into a neutron, which remains in the nucleus, and a positron, which is emitted radioactive decay spontaneous decay of an unstable nuclide into another nuclide radioactive decay series chains of successive disintegrations (radioactive decays) that ultimately lead to a stable end-product radioactivity phenomenon exhibited by an unstable nucleon that spontaneously undergoes change into a nucleon that is more stable; an unstable nucleon is said to be radioactive radiocarbon dating highly accurate means of dating objects 30,000–50,000 years old that were derived from once-living matter; achieved by calculating the ratio of \(\ce{^{14}_6C : ^{12}_6C}\) in the object vs. the ratio of \(\ce{^{14}_6C : ^{12}_6C}\) in the present-day atmosphere radioisotope isotope that is unstable and undergoes conversion into a different, more stable isotope radiometric dating use of radioisotopes and their properties to date the formation of objects such as archeological artifacts, formerly living organisms, or geological formations strong nuclear force force of attraction between nucleons that holds a nucleus together