reader10 - Chapter 9 The Periodic Table and Some Atomic...

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Chapter 9: The Periodic Table and Some Atomic Properties 9, 14, 17, 21, 25, 29, 31, 32, 43, 44, 45, 46, 70-71 Exercises Atomic Radii and Ionic Radii 9.” For each of the following pairs, indicate the atom that has the larger size: (a) Te or Br; (b) K or Ca; (c) Ca or Cs; (d) N or O; (e) O or P; (f) Al or Au. 14.” How would you expect the sizes of the hydrogen ion, H + , and the hydride ion, H , to compare with that of the H atom and the He atom? Explain. 17.” Among the following ions, several pairs are isoelectronic . Identify these pairs. Fe 2+ , Sc 3+ , Ca 2+ , F , Co 2+ , Co 3+ , Sr 2+ , Cu + , Zn 2+ , Al 3+ .
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Homework Chapter 9 p.2 Ionization Energies; Electron Affinities 21.” Use principles established in this chapter to arrange the following atoms in order of increasing value of the first ionization energy: Sr, Cs, S, F, As. 25.” How much energy, in kilojoules, is required to remove all the third-shell electrons in a mole of gaseous silicon atoms? (Hint: You need table 9.4 to solve this problem)
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This note was uploaded on 12/04/2009 for the course CHE 15940 taught by Professor Madsen during the Spring '09 term at UC Davis.

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reader10 - Chapter 9 The Periodic Table and Some Atomic...

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