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Benzene
Part 1 of Paper
.... 80 degrees C (176 degrees F). In the past was obtained from
the distillation of coal in the absence of air. Today most is made syntheticallyfrom petroleum products.
The is a closed ring of six atoms connected by bonds that resonatebetween single and double bonds; each carbon is also bound to a single atom. isi.... Part 2 of Paper
....e reactivity characteristic of
such compounds.
In 1865, German chemist Friedrich August Kekule von Stradonitz proposed thatbenzene is structurally a planar hexagon in which the six carbon atoms are joined byalternating single and double bonds. Because this simplistic structure could not accountfor all of the unique properties of benzene and its derivatives, German chemist JohannesThiele suggested in 1899 that the bonds between carbon atoms exhibit resonance. That is,each bond oscillates betwe.... |
| Number of words: 500 - Approximate pages: 2 |
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