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define electronegativity
the ability of an atom to attract electrons in a covalent bond towards itself
which element has the highest electronegativity
Fluorine
which element is the least electronegative
Caesium
Name 3 factors which affect electronegativity
nuclear charge, atomic radius, shielding
define sheilding
the shells between the nucleus and outer electron
define non-polar
no difference between two elements in electronegativity
define polar
difference between two elements in electronegativity
what does delta positivity represent
the less electronegative element
what does delta negative represent
the more electronegative element
what can a difference in electronegativities induce
permanent dipole
Note 
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