Which bond pair does not have a polar covalent bond?
a. p – cl
b. b. o – h
c. s – cl
d. h – cl
e. e. cl - cl

"Cl - Cl" is the bond pair among the choices given in the question that does not have a polar covalent bond. The correct option among all the options that are given in the question is the last option or option "E". I hope that this is the answer that has actually come to your great help.

Nuclear power is derived from energy that is released when relatively large atoms are split in a series of controlled nuclear reactions. The resulting heat is used to boil water which drives a steam turbine to generate electricity. The process of splitting an atom is known as nuclear fission