Relevance. Rating Newest Oldest. Best Answer: An oxygen ATOM is the smallest individual part of the element oxygen-O. An oxygen MOLECULE is the smallest part of the element oxygen that can exist in a free state-in this case a pair of atoms or O2.Source(s):n atom is the smallest part of an element which still possesses the element's chemical (or is it physical? forgot) properties (this case= O). A molecule, the smallest part that can exist in free state (in this case a pair of atoms= O2).
Age of Sparta - Tips, Tricks, Cheats and Strategy Guide. Age of Sparta is a new real-time strategy game by Gameloft for the iOS and Android platforms.
Sparta and Athens were not rivals in 480 BCE - that came more  than 30 years afterwards when the threat of Persia subsided. Sparta  had promised to help them against the Perâ¦sian attack on Athens in  490 BCE, but its army had arrived on the battlefield at Marathon  too late.