Question

Please answer fast and help me

Answer 1

$\color{purple}\Large\bold\star\mathcal{Hey\:There}\star$

1. atom
2. ozone
3. 2
4. H2O
5. He
6. Metals
7. periods

Follow me please.

Answer 2

1. atom

2. ozone

3. H2O

4. He

5. Metals

6. periods