- unannihilated
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adj.
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Universalium. 2010.
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Universalium. 2010.
unannihilated — adj … Useful english dictionary
Oddo-Harkins rule — See also: Isotope#Even and odd The Oddo Harkins rule holds that elements with an even atomic number (such as carbon) are more common than elements with an odd atomic number (such as nitrogen). Contents 1 Definition 2 Exceptions to the rule … Wikipedia