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pre-AP Chemistry Chapter 9 - Chemical Bonding Flashcards

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252787006Covalent BondWhen two atoms share pairs of electrons
252787007Moleculetwo or more atoms connected by covalent bonds
252787008Double Covalent Bondwhen two atoms share four electrons
252787009Triple Covalent Bondwhen two atoms share six electrons
252787010Pi Bonddouble bond
252787011Sigma Bondsingle bond
252787012Single Bond (bond length/strength)longest and weakest bond
252787013Double Bond (bond length/strength)medium length and strength
252787014Triple Bond (bond length/strength)shortest and strongest bond
252787015mono1
252787016di2
252787017tri3
252787018tetra4
252787019penta5
252787020hexa6
252787021hepta7
252787022octa8
252787023nona9
252787024deca10
252787025dodeca12
252787026non-polar Covalent Bondwhen two atoms share the electron pair evenly
252787027Polar Covalent Bondwhen two atoms share an electron pair, but one atom gets the electrons most of the time
252787028Ionic Bondelectrostatic force of attraction between oppositely charged ions. one atom, the nonmetal, completely gains the electron(s) while the other atom, the metal completely looses the electron(s)
252787029Electronegativityhow strongly an atom attracts electrons to itself when combining with other atoms
252787030Van der Waal's Forces (IMF)Hydrogen Bonds, Dipole-Dipole Force, LDF (London Dispersion Forces)
252787031Hydrogen Bonds (IMF)when hydrogen bonds with N, O or F ONLY. molecules are polar
252787032Dipole-Dipole Forceswhen molecules are polar
252787033London Dispersion Forces (LDF)when molecules are nonpolar
252787034IsomersDifferent compounds that have the same molecular formula but different structural formulas
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