Question

what is the difference between potential difference and electrical potential ?

Answer 1

potential differece means the difference in the potentials at two specified points 

electric potential is the work done in moving a unit positive charge from infinity to a point within the electric field 

Answer 2

 Electric potential is the force required to move a charge through a circuit.
 Potential difference is the term for the force felt across one or more of the individual components in a circuit