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Which of the following cycloalkadienes fulfills the first three requirements for aromaticity but does not obey Huckel's rule?
Which cycloalkadiene tends to lose H+ to form a highly stable aromatic cyclopentadienyl anion?
Which cycloalkadiene contains sp3 hybridized carbon atoms and is non-aromatic?
Which cycloalkadiene forms an aromatic cycloheptatrienyl cation that obeys Huckel's rule?
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Which cycloalkadiene has an anion that does not obey Huckel's rule and has 8 pi electrons (n=3)?
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What is the characteristic reaction of benzene?
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Why does benzene not undergo addition reactions like other unsaturated hydrocarbons?
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Which halogenation reagent is used for the synthesis of chlorobenzene?
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Why are analogous reactions with I2 and F2 not synthetically useful?
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What is the role of FeBr3 in the halogenation of benzene?
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