Answer:
helium family or neon family
Explanation:
you can use p
Democritus, a Greek philosopher, first developed the idea of atoms (around 460 B.C., I believe).
Hope this helps!
Answer: Fluorine and chlorine are gases. Bromine is one of only two liquid elements, and iodine is a solid.
Answer:
the answer is the swecond option
Explanation:
Its b ur well come
