question_answer 65)

  The electronic configuration of the outermost shell of most electronegative element is : (a)\[2{{s}^{2}}2{{p}^{5}}\]                            (b) \[3{{s}^{2}}3{{p}^{5}}\]                          (c) \[4{{s}^{2}}4{{p}^{5}}\]                                (d) \[5{{s}^{2}}5{{p}^{5}}\]

Answer:

  (a) The element is fluorine.