Which pattern in electronegativity do elements in the periodic table display?
Electronegativity increases from left to right within a row of the periodic table.
Electronegativity decreases from left to right within a row of the periodic table.
Electronegativity is lowest on the left and right sides of the periodic table, and highest in the middle of a row.
Electronegativity is highest on the left and right sides of the periodic table, and lowest in the middle of a row.