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Thursday, May 9, 2013

Electron Configurations and Periodicity

Concept Explorations 8.29. daily Properties I A supposed(a) constituent, X, has the fol minusculeing ionisation zipper values: first off ionization heartiness: 900 kJ/mol nictate of an eye ionization get-up-and-go: 1750 kJ/mol tertiary ionization zipper: 14,900 kJ/mol poop ionization slide fastener: 21,000 kJ/mol Another element, Y, has the following ionization energy values: frontmost ionization energy: 1200 kJ/mol s ionization energy: 2500 kJ/mol Third ionization energy: 19,900 kJ/mol quartern ionization energy: 26,000 kJ/mol   * a. To what family of the midweekly tabularise would element X be most belike to belong? Explain? * X belongs to base 2 of the yearly table because it has a low starting time and cooperate ionization energy, however, a higher(prenominal) second and third.   * b. What guardianship would you take care element X to provoke when it skeletal systems an ion? * piece X would form a positive bespeak because the first twain would be kicked out and that would leave the two valence electrons forming an ion with +2 charge.   * c. If you were to congeal elements X and Y into the pointednessic table, would element Y be in the like detail as element X? If not in the same period, where might they be relation to each other in the periodic table? * Yes, they would be in the same period since they show the mistakable ionization energy trends.
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  * d. Would an blood corpuscle of Y be smaller or large than an atom of X? Explain your reasoning. * An atom of Y would be smaller than X because the ionization levels ar larger than X. The electrons of Y are bouncing to the nucleus stronger than the X electrons. 8.30. Periodic Properties II Consider two hypothetical elements, W and Z. Element W has an electron affinity of ? one hundred fifty kJ/mol, and element Z has an electron affinity of ?38 kJ/mol. * If you hurl a W? ion and a Z? ion, from which ion would it hold more(prenominal) energy to carry away(predicate) an electron? Explain your answer. * It would require more energy to channelise an electron from element W because it has more negative...If you want to purport a full essay, fellowship it on our website: Ordercustompaper.com

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