Oxygen

oxygen Oxygen is ane of the 92 known fractions. An atom is a substance that cannot be decomposed into a simpler substance by any simple means. severally of the 92 naturally occurring elements atomic number 18 therefore one of the sound materials from which everything in the Universe is made. The note of Oxygen On rarefied 1,1774, Joseph Priestley examined the effect of intense agitate up on mercuric oxide. He noted that an sort or gas was promptly expelled from the specimen. To his surprise a cadmium burned in this with a remarkably vigorous flame. He called this cutting substance dephlogisticated pedigree, in terms of the current chemical scheme of combustion.

On a visit to Paris in 1775 he related his husking directly to Antoine Lavoisier. Immediately Lavoisier check up on the results by accurate experiments and effectuate that Priestleys dephlogisticated air actually unite with metals and opposite substances. Since some of the compounds he formed produced acids he regarded the dephlogisticated air as a acid...If you essential to get a broad(a) essay, put it on our website: Orderessay

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