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Unformatted text preview: Orbital – the 3-D space where an electron is found 90% of the time Chemical bonds – attractions between atoms (share/transfer valence electrons) Covalent bond – share a pair of valence electrons molecule Single bond/double bond Electronegativity – the attraction of a particular atom for the electron of a covalent bond Nonpolar covalent bond – electrons are shared equally Polar covalent bond – electrons are not shared equally Ionic bond – cation (+) and anionic (-) attraction ionic compounds (salt) Weak chemical bonds Hydrogen bonds – noncovalent attraction between a hydrogen and an electronegative atom (F, N, O) Van der Waals interactions – ever-changing regions of positive/negative charge that enable all atoms and molecules to stick to one another Ionic bonds in water 17:58 17:58...
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This note was uploaded on 03/14/2012 for the course BISC 220 taught by Professor Mcclure during the Spring '09 term at USC.
- Spring '09