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Unformatted text preview: 1 Lecture 12 Electron Configuration and the Periodic Table Periodic Trends: Ionization Energies 7.11 Periodic Trends: Electron Affinities 7.12 Ion Formation and Ionic Compounds 7.13 Energy Considerations in Ionic Compound Formation 7.14 Lecture 12, Knowledge and Skills Know the definition of ionization energy of an element Know the trends in first ionization energies Explain the relative ionization energies of adjacent elements Explain the relative sizes of first, second, and following IEs of particular elements Know the definition of electron affinity Know the trends in electron affinity Set up a Born-Haber cycle to calculate the lattice energy or any other energy, e.g. electron affinity, of the cycle Estimate the relative lattice energies of ionic solids, depending on the relative sizes of the ions Periodic Trends: Ionization Energy Ionization energy (IE) Ionization energy (IE) E to remove an e- from a gas-phase atom Mg(g) Mg + (g) + e- E = Ionization Energy...
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