Question

Mention one example each of a monoatomic a
a diatomic molecule.​

Answer 1

Answer:

monoatomic molecules are helium, neon, argon, etc. diatomic molecules are O2, N2, Cl2,H2,etc. triatomic molecules are O3, H2O, CO2,etc.

Answer 2

Answer:

monoatomic :- helium , neon

diatomic :- O2 ,N2