【简答题】The characteristics of valence electronic configuration of atom in ground-state of the element are list below.Please figure out the location of the element and what is it? (1) it has two electrons in ...
【简答题】consisit of, adjustment, take sth./ sb. for granted, laundry, in use, plug in, dit, in addition(to), toss, overall, appreciate Please choose one of the above words or phrases to finish the follow...