When n-heptane is passed over a catalyst at 773 K and 10-20 atm, what is the major aromatic product — Hydrocarbons Chemistry Question
Question
When n-heptane is passed over a $Cr_2O_3/Al_2O_3$ catalyst at 773 K and 10-20 atm, what is the major aromatic product formed?
Answer: B
💡 Solution & Explanation
Aromatization requires a minimum of 6 carbons. n-Heptane has 7 carbons; 6 cyclize into the benzenoid core, leaving the 7th as a methyl substituent, yielding toluene (methylbenzene).
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