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Uranium
Beginning of paper
was discovered in the 1700's in the coal mines of bohemia and
Jachlovikna. 's atomic number is 92, its Symbol is U and the atomic mass
of is 238.0289. Miners called it Pechblende meaning, Pechblende, from
the German words pech, which means either pitch or bad luck, and blende, meaning
mineral Uranium's first full analysis was done on 1 .... Middle of paper .... in his famous
perodical classification of the elements by chemical properties and increasing
atomic mass. Experimentation with uranium lead to many discoversies such as the
X-ray by Wilhelm Röntgen, on November 8, 1895.
Wilhelm Röntgen, was awarded the first Nobel prize in 1901 for the development
of the X-ray. Uranium is weakly radioactive, decaying slowly but inexorably at
the rate of one milligram per tonne per year. It is transformed ....
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Number of words: 394 Number of pages: 2 (approx. 250 words per double-spaced page)
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