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United States (206,046)
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BIOL 141 (6)
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BIO 141 Basic Chem Module Notes

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Department
Biology
Course
BIOL 141
Professor
John Waters
Semester
Fall

Description
BIO141BasicChemModuleNotesIIntroaAtomsmallestpieceofelementthatstillhaschemicalpropertiesbAtomicweightmassnumberofparticlesinnucleusIIAtomsaProtonspositiveinanatomthatdeterminesidentityofelementbNeutronsneutralsometimesinanatomchangesisotopecElectronsnegativedIfanatomhasachargepositiveornegativeitscalledanionIIIMoleculesaAtomsbondtogetherthroughbondsbCovalentbondpairofelectronsaresharedbetweenatomsiPolarcovalentbondselectronsarenotsharedequallyiiNonpolarcovalentbondselectrosaresharedequallycIonicBondsiNoelectronsaresharediiPositiveandnegativeatomsattracteachotheriiiTwoofthesamechargesrepeleachotherdHydrogenBondsiWeakestbondiiWhenthepositivechargeonHisattractedtoanegativechargeonanothermolecule
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