Question

Determine the type of bond in each pair of atoms. Which is the most polar bond? Least polar? Support your answers by calculating the electronegativity difference in each pair.

Cl - F, O - S, P - N, Na - Cl

Answer 1

Cl-F. Ionic bond

O-S. Covalent bond

P-N. Covalent bond

Na-Cl. Ionic bond