http://rota.cicadae.org/fr/index.php?action=history&feed=atom&title=Courants_Universels_et_Isotopes 2026-07-27T23:43:21Z Historique des versions pour cette page sur le wiki MediaWiki 1.28.0 http://rota.cicadae.org/fr/index.php?title=Courants_Universels_et_Isotopes&diff=25&oldid=prev 2017-01-28T03:09:21Z

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WikiSysopEn1 http://rota.cicadae.org/fr/index.php?title=Courants_Universels_et_Isotopes&diff=24&oldid=prev 2007-03-12T16:29:36Z

<p>New page: <a href="/fr/index.php?title=Courants_universels_et_Isotopes&amp;action=edit&amp;redlink=1" class="new" title="Courants universels et Isotopes (page inexistante)">Courants universels et Isotopes</a>. == La decouvertes des isotopes == *1910 <a href="https://en.wikipedia.org/wiki/Frederick_Soddy" class="extiw" title="wikipedia:Frederick Soddy">Frederick Soddy</a> establishes the existence of nuclides with the same number of pr...</p> <p><b>Nouvelle page</b></p><div>[[Courants universels et Isotopes]].<br /> == La decouvertes des isotopes == <br /> *1910 [[wikipedia:Frederick Soddy|Frederick Soddy]] establishes the existence of nuclides with the same number of protons but different number of neutrons.<br /> *1913 [[wikipedia:Frederick Soddy|Frederick Soddy]] propose le mot isotope dans son papier [[http://web.lemoyne.edu/~GIUNTA/soddy.html|Nature 92 du 4 decemebre 1913, page 399-400]]<br /> *http://dbhs.wvusd.k12.ca.us/webdocs/Chem-History/Fajans-Isotope.html<br /> *http://web.lemoyne.edu/~GIUNTA/richards.html<br /> *http://web.lemoyne.edu/~GIUNTA/soddy.htmlItrodction du mot Isotope<br /> *http://web.lemoyne.edu/~GIUNTA/urey.html Isotope Hydrogen<br /> 1927 stable isotope<br /> *1940 500 isotopes http://ie.lbl.gov/systematics/isodiscovery.pdf<br /> <br /> ==Isotopes metalliques stables ==<br /> <br /> {|<br /> !<br /> |-<br /> |fer ||54||5.81<br /> |-<br /> |fer ||56||91.72<br /> |-<br /> |fer ||57||2,21<br /> |-<br /> |fer ||58||0.281<br /> |-<br /> |Zn ||64||48.63<br /> |-<br /> |Zn ||66||27.92<br /> |-<br /> |Zn ||68||18.84<br /> |-<br /> |Cu ||63||69.17<br /> |-<br /> |Cu ||65||30.83<br /> |-<br /> |Ag ||107||51.84<br /> |-<br /> |Ag ||109||48.16<br /> |-<br /> <br /> |}</div>

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