Oxygen

Oxygen OXYGEN Oxygen is the most abundant cistron on the earth. It makes up 23 portion of air, 89 percentage of water, and about 46 percent of crustal rock It also comprises 60 percent of the human body. Oxygen is an essential element for survival. Without it, we would not be here today. In this report, you will learn how atomic number 8, in its many forms, is very important. Oxygen was prototypic discovered in 1774 by the British chemist Joseph Priestley, when he decomposed mercury II oxide into its elements by heating it.

Karl Wilhelm Scheel, a Swedish chemist, discovered it when he hea ted manganese dioxide with concentrated sulfuric acid.. French chemist, Antoine Laurent Lavoisier, turn up it was an elemental gas, through his experiments on combustion. He also gave oxygen its name. In 1929, W.F. Giaque and H.L. Johnston announced the discovery of two isotopes of oxygen, with mass numbers of 17 and 18. Oxygen is a colorle...If you want to get a full essay, order it on our website: OrderEssay.net

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