Electronegativity

Question 1

Electronegativity

Answer 1

The relative attraction that an atom in a molecule has for a shared pair of electrons in a covalent bond

Question 1

Does electronegativity increase or decrease going down and why?

Answer 1

Increases
-increase in atomic radius
-increase in screening effect

Question 2

Does electronegativity increase or decrease going across and why?

Answer 2

Decreases
-decreasing atomic radius
-increase in effective nuclear charge