What do u mean by this
Like do u want the name of it?
Answer:
-There are 118 elements
-There are 8 groups on the periodic table
-The first groups are very reactive and called alkali metals
-The last group is called noble gases which are not reactive
-Transition metals are mixed with nonmetals and metals
Explanation:
Hoped this helps btw
Answer:
refractors and reflectors
Explanation:
Answer: try watchong videos search up what you just say and wtch the videos it could help
Explanation: