The least metallic element of group 2 is
Be
Mg
Ca
Sr
Down the group metallic nature of an element increases as atomic size increases. Thus, Beryllium is least metallic among the given options.
Arrange the elements Ca, Sr, Mg, Ba in increasing order of their metallic character.
Of the metals Be , Mg,Ca and Sr of group II A. In the periodic table the least ionic chloride would be formed by