What is the atomicity of the following?
(a) Oxygen
(b) Ozone
(c) Neon
(d) Sulphur
(e) Phosphorus
(f) Sodium
(a) Oxygen -2
(b) Ozone-3
(c) Neon-1
(d) Sulphur-8
(e) Phosphorus-4
(f) Sodium-1