FA07Lect1AGuide - 7. Distinguish among nonpolar covalent,...

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Lecture 1A - Chemical Basis of Life 9/27/07 Learning Objectives 1. Diagram the hierarchy of structural levels in biological organization. 2. Identify the four elements that make up 96% of living matter. 3. Define the term trace element and give an example. 4. Draw and label a simplified model of an atom. 5. Explain how the atomic number and mass number of an atom can be used to determine the number of neutrons. 6. Explain the role of orbital geometry in the shape of molecules.
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Unformatted text preview: 7. Distinguish among nonpolar covalent, polar covalent and ionic bonds. 8. Distinguish between hydrogen bonds and van der Waals interactions. Word List cell community molecule atom atomic mass atomic nucleus atomic number chemical bond covalent bond electron shell electronegativity element hydrogen bond ion ionic bond isotope molecule neutron orbital periodic table of the elements polar covalent bond salt valence van der Waals interactions...
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This note was uploaded on 08/05/2009 for the course BILD 1 taught by Professor Boulanger during the Fall '08 term at UCSD.

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