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 60, takes its name from Greek 'new twin'?
Neodymium (Nd)
Argon (Ar)
Vanadium (V)
Thallium (Tl)