Question

answer this science question fast pls!
(no scam or i'll report)

Answer 1

Molecules of elements

• $\bf H_{2}O$

• $\bf O_{2}$

• $\bf N_{3}$

Molecules of compounds

• $\bf H_{2}O$

• $\bf CO_{2}$

• $\bf NO_{2}$

• $\bf HCl$

• $\bf O_{3}$

• $\bf SO_{2}$

• $\bf SO_{3}$