Examples of gas

Answer 1

1. Oxygen (O2)
2. Nitrogen (N2)
3. Carbon dioxide (CO2)
4. Methane (CH4)
5. Hydrogen (H2)
6. Helium (He)
7. Neon (Ne)
8. Argon (Ar)
9. Krypton (Kr)
10. Xenon (Xe)