the elements of group 0

Question 1

are there any patterns in group 0

Answer 1

they are all colorless at room temperature and have sub 0 melting points

Question 2

chemical properties

Answer 2

-helium and neon dont take place in chemical reactions
-year 200 argon was discovered
-krypton reacts with the most reactive element
-xenon group 0 is very unreactive