Electronegativity
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decreases
Down a family, electronegativity _____.
1.67
___ =< ionic bond
0.4, 1.67
___ =< polar covalent bond < ___
electronegativity
a measure of how strongly an atom attracts electrons within a chemical bond
0.4
nonpolar covalent bond < ___
nonpolar covalent
(bond) < 0.4
a measure of how strongly an atom attracts electrons within a chemical bond
(definition) electronegativity
polar covalent
0.4 =< (bond) < 1.67
ionic
1.67 =< (bond)
increases
Across a period, electronegativity _____.