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Isotopes are
distinct nuclear species (or nuclides) of the same
chemical element. They have the same
atomic number (number of
protons in
their nuclei)...
- 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...
- constant#Effect of
isotopic substitution Isotopic shift,
effect of
isotopic substitution on
spectroscopy Kinetic isotope effect,
effect of
isotopic substitution...
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stable isotopes usually refers to
isotopes of the same element. The
relative abundance of such
stable isotopes can be
measured experimentally (
isotope analysis)...
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naturally occurring isotopes: 1H, 2H, and 3H. 1H and 2H are stable,
while 3H has a half-life of 12.33(2) years.
Heavier isotopes also exist; all are synthetic...
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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...
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amounts of
isotopically enriched substance to the
analyzed sample.
Mixing of the
isotopic standard with the
sample effectively "dilutes" the
isotopic enrichment...
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Isotope geochemistry is an
aspect of
geology based upon the
study of
natural variations in the
relative abundances of
isotopes of
various elements. Variations...
- 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...
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Astatine (85At) has 41
known isotopes, all of
which are radioactive;
their m****
numbers range from 188 to 229 (though 189At is undiscovered).
There are...
