Two positive ions, each carrying a charge q, are separated by a distance d. If F is the force of repulsion between the ions, then the number of electrons missing from each ion will be (e being the charge on an electron) :−
O 4π∈₀Fd²/q²
O 4π∈₀Fd²/e²
O √4π∈₀Fe²/d²
O √4π∈₀Fd²/e²