HCl
CaCl2
AlCl3
CO2
H2
N2
Polar covalent Electronegativity = 3.44 - 2.55 = 0.89
Nonpolar covalent Eñectrogenativity = 2.2 - 2.2 = 0
Ionic Electronegativity = 3.16 - 1.00 = 2.16
Nonpolar covalent. Electronegativity = 0
Polar Covalent Electronegativity = 3.16 - 2.2 = 0.96
Polar covalent Electronegativity = 3.16 - 1.61 = 1.55