Polarity in Molecules (VCE SSCE Chemistry): Flashcards
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10 cards from this deck
Electronegativity
Electronegativity
How strongly atom attracts electrons in a bond
Electronegativity trend across period
Electronegativity trend across period
Increases left to right
Electronegativity trend down group
Electronegativity trend down group
Decreases
Most electronegative element
Most electronegative element
Fluorine
Non-polar bonds characteristic
Non-polar bonds characteristic
Electrons shared equally
Polar bonds characteristic
Polar bonds characteristic
Unequal electron distribution
Dipole
Dipole
Separation of charges, two poles of opposite charge
Electronegativity diff. for ionic bonds
Electronegativity diff. for ionic bonds
Greater than 1.7
Factors determining molecular polarity
Factors determining molecular polarity
Bond polarity AND molecular shape
Symmetrical molecules with polar bonds
Symmetrical molecules with polar bonds
Non-polar (dipoles cancel)