Question

Based on electronegativity differences, would you expect bonds between the following pairs of atoms to be largely ionic or largely covalent
A) Be and F
B) Ca and Cl
C) O and H
D) Be and Br

Answer 1

Like that rule where NM + NM = ? And NM+M=?

Answer 2

A) ionic (M+NM)
B) ionic (M+NM)
C) covalent (NM+NM)
D) ionic (M+NM)

Answer 3

hey thanx!