Oxygen gas is free from odor, taste and color, combines with the majority of other elements, supports combustion, is very paramagnetic and has a pale blue color in both its solid and liquid forms. Oxygen is also a part of over 100,000 organic compounds.
Three isotopes are responsible for making up natural oxygen. Overall, there are nine individual isotopes associated with oxygen. Carol Wilhelm Scheele and Joseph Priestly discovered oxygen in 1774 through research they did in Sweden and England. Oxygen has an atomic number of 8, an atomic weight of 15.9994 and has the electron configuration of