CHEM 310Physical Properties________________________________________________________________________Straight-Chain AlkanesC Name Condensed Structure Skeletal Structure12345678910MethaneEthanePropaneButanePentaneHexaneHeptaneOctaneNonaneDecaneCH4CH3CH3CH3CH2CH3CH3CH2CH2CH3CH3CH2CH2CH2CH3CH3CH2CH2CH2CH2CH3CH3CH2CH2CH2CH2CH2CH3CH3CH2CH2CH2CH2CH2CH2CH3CH3CH2CH2CH2CH2CH2CH2CH2CH3CH3CH2CH2CH2CH2CH2CH2CH2CH2CH3NoneNone1CHEM 310Physical Properties________________________________________________________________________Boiling Pointsvan der Waals Interactions (weakest) Molecules with a small temporary dipoleWeak electrostatic attraction2CHEM 310Physical Properties________________________________________________________________________Dipole-Dipole Interactions (moderate) Molecules with a permanent dipoleStrong electrostatic attractionHydrogen Bonding (strongest)3CHEM 310Physical Properties________________________________________________________________________H OHH OHH OHH OHH OHH OHVery strong hydrogen
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