Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
What element, atomic number 53, a member of the halogens, takes its name from from Greek 'violet'?
Iodine (I)
Seaborgium (Sg)
Uranium (U)
Rhodium (Rh)