Isotopes are distinct nuclear species (or nuclides) of the same chemical element. They have the same atomic number (number of protons in their nuclei)...
48 KB (6,008 words) - 14:33, 9 September 2024
observationally stable isotopes: 204Pb, 206Pb, 207Pb, 208Pb. Lead-204 is entirely a primordial nuclide and is not a radiogenic nuclide. The three isotopes lead-206...
30 KB (1,846 words) - 20:11, 12 August 2024
their isotopes. Of the first 82 elements in the periodic table, 80 have isotopes considered to be stable. Overall, there are 251 known stable isotopes in...
37 KB (2,204 words) - 17:11, 25 March 2024
Look up Isotope or isotope in Wiktionary, the free dictionary. Isotopes are any of the several different forms of an element each having different atomic...
1 KB (192 words) - 21:41, 17 November 2022
occurring isotopes, sometimes denoted 1 H , 2 H , and 3 H . 1 H and 2 H are stable, while 3 H has a half-life of 12.32(2) years. Heavier isotopes also exist...
17 KB (2,027 words) - 20:39, 26 August 2024
taken advantage of in isotope geochemistry and other fields. Normally, the focus is on stable isotopes of the same element. Isotopic fractionation can be...
3 KB (316 words) - 18:27, 14 May 2024
The isotopic shift (also called isotope shift) is the shift in various forms of spectroscopy that occurs when one nuclear isotope is replaced by another...
11 KB (1,991 words) - 03:18, 2 November 2023
Carbon (6C) has 14 known isotopes, from 8 C to 20 C as well as 22 C , of which 12 C and 13 C are stable. The longest-lived radioisotope is 14 C , with...
18 KB (1,560 words) - 00:54, 19 July 2024
Look up isotopic in Wiktionary, the free dictionary. Isotopic may refer to: In the physical sciences, to do with chemical isotopes In mathematics, to do...
289 bytes (71 words) - 09:46, 12 December 2018
Isotopic labeling (or isotopic labelling) is a technique used to track the passage of an isotope (an atom with a detectable variation in neutron count)...
42 KB (5,520 words) - 17:36, 14 August 2024