What is the meaning of atomic number 68?

noun

  • A trivalent metallic element of the rare earth group; occurs with yttrium.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). atomic number 68. Retrieved September 20, 2026, from http://smartdefine.org/atomic_number_68/definitions/1258345
ChicagoWordNet. 2010. "atomic number 68" http://smartdefine.org/atomic_number_68/definitions/1258345 (accessed September 20, 2026).
HarvardWordNet 2010, atomic number 68, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/atomic_number_68/definitions/1258345>.
MLAWordNet. "atomic number 68" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/atomic_number_68/definitions/1258345>