Question

Based on difference in electronegativities between atoms, which is the most polar bond pair?

Chlorine(Cl)- 3.61
Sulfur(S)- 2.58
Hydrogen(H)- 2.2
Oxygen(O)- 3.44
Fluorine(F)- 4

A. H---S
B. H---CL
C.H---O
D H---F

Answer 1

A. H--S difference is .36

B. H--Cl difference is 1.41

C. H--O difference is 1.24

D. H--F difference is 1.8

Your answer would be D H--F