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Technetium
Beginning of essay
NUCL 200
Atomic Number: 43
Atomic Symbol: Tc
Atomic Weight: (97)
Electron Configuration: -18-13-2
History, Properties and Uses:
(Gr. technetos, artificial) Element 43 was predicted on the basis of the
periodi c table, and was erroneously reported as having been di ....
Middle of essay
....available to holders of O.R.N.L. permits at a
price of $60/g. The chemistry of technetium is said to be similar to that of
rhenium. Technetium dissolves in nitric acid, aqua regia, and conc. sulfuric
acid, but is not soluble in hydrochloric acid of any strength. The element is a
remarkable corrosion inhibitor for steel.
It is reported aerated distilled water at temperatures up to 250C. This
corrrosion protection is limited to closed systems, since technetium is
radioative and must be confi.... |
| Number of words: 407 |
Approximate pages: 2 |
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