Chapter 7 (End) & Chapter 8 (Beginning)
Chapter 7 (End) & Chapter 8 (Beginning) 87981
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This 2 page One Day of Notes was uploaded by DaVid Passapera on Tuesday September 30, 2014. The One Day of Notes belongs to 87981 at a university taught by a professor in Fall. Since its upload, it has received 93 views.
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Date Created: 09/30/14
CHEM114 93014 1257 PM Electron Affinity The energy change accompanying the addition of an electron to a gaseous stat Trends in Electron Affinity Electron affinity becomes more exothermic as you go from left to right across a row The first occurs between Groups IA and IIA o The added electron must go in a p orbital not an s orbital o The electron is farther from the nucleus and feels repulsion form the s electrons Properties of Metal Nonmetals Metallic charge increases from o Right to left o Top to Bottom CHEM 114 93014 1257 PM Chemical Bonds Three basic types of bonds 0 Ionic Electrostatic attraction between ions 0 Covalent Sharing of electrons 0 Metallic Metal atoms bonded to several other atoms Lewis Structure In the attached scanned files