Topic 2: Electronegativity
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4 Terms
1
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Define electronegativity
Electronegativity- ability for an atom to attract electrons towards itself in a covalent bond
2
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What type of bond do two molecules have when they have a difference of electronegativity of 0? (also draw the shared electrons on the bond, using Cl-Cl as the example)
Purely covalent
3
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What type of bond do two molecules have when they have a difference of electronegativity of 0.5 - 2.1? (also draw the shared electrons on the bond, using H-Cl as the example)
Polar bond
4
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How does symmetry affect the polarity of a molecule?
Symmetry- dipole moments cancel
Assymetry- dipole moments do not cancel
Note 
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