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Oxygen Beginning of Paper , symbol O, colorless, odorless, tasteless, slightly magnetic gaseous element. On earth, is more abundant than any other element. was discovered in 1774 by the British chemist Joseph Priestley and, independently, by the Swedish chemist Carl Wilhelm Scheele; it was shown to be an el .... Middle of Paper .... ammonia. High-purity oxygen is used also in the metal- fabrication industries; in liquid form it is of great importance as a propellant for guided missiles and rockets2. I have chosen the element "Oxygen" because without Oxygen, human beings would not be able to live. Oxygen is probably the single most important element in the world as we know it. With out Oxygen we would not breath, have water, eat plants. Oxygen's Electron configuration is 1S2 + 2S2 + 2P4, it's electron dot symbol is: . Gaseous oxygen can be condensed to a pa .... 752 words | 3 pages Subscription Length Price Join 30 days membership (recurring) $19.95 90 days membership (recurring) $39.95 180 days membership (non-recurring) $69.95