Structure of Benzene (AQA A-Level Chemistry): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
In which year did Kekulé propose his structure for benzene?
In which year did Kekulé propose his structure for benzene?
1865
What is the IUPAC name for the Kekulé structure of benzene?
What is the IUPAC name for the Kekulé structure of benzene?
Cyclohexa-1,3,5-triene
What is the actual bond length of all bonds in benzene?
What is the actual bond length of all bonds in benzene?
0.142 nm
What are the bond angles in benzene?
What are the bond angles in benzene?
120°
How many π-electrons are delocalized in benzene?
How many π-electrons are delocalized in benzene?
Six
What is the expected enthalpy change for benzene hydrogenation if it had three isolated bonds?
What is the expected enthalpy change for benzene hydrogenation if it had three isolated bonds?
360 kJ/mol
What is benzene's resonance (delocalisation) energy?
What is benzene's resonance (delocalisation) energy?
152 kJ/mol
What type of reactions does benzene typically undergo?
What type of reactions does benzene typically undergo?
Substitution reactions
What is a benzene ring branch () called?
What is a benzene ring branch () called?
Phenyl group
What property defines aromatic compounds?
What property defines aromatic compounds?
Delocalized electrons in ring