As we move from left to right in a period the E.N valuesincreases & as we move from top to bottom in a group the E.Nvalue decreases . Part (A) P having more E.N value Part (B) K has more E.N value Part (c) C is having more E.N value Part (d) I having more E.N value a Solution As we move from left to right in a period the E.N valuesincreases & as we move from top to bottom in a group the E.Nvalue decreases . Part (A) P having more E.N value Part (B) K has more E.N value Part (c) C is having more E.N value Part (d) I having more E.N value a.