Hydrocarbons (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the main source of most aromatic hydrocarbons today?
What is the main source of most aromatic hydrocarbons today?
Coal tar
What are delocalised electrons?
What are delocalised electrons?
Electrons free to move about a structure
What is the molecular formula of benzene?
What is the molecular formula of benzene?
Why is benzene classified as unsaturated?
Why is benzene classified as unsaturated?
It has fewer H atoms than saturated form
What is the shape of the benzene molecule?
What is the shape of the benzene molecule?
Flat hexagonal
What is the bond angle in the benzene ring?
What is the bond angle in the benzene ring?
What is unique about carbon-carbon bond lengths in benzene?
What is unique about carbon-carbon bond lengths in benzene?
All bonds have the same length
In benzene diagrams, what does the circle inside the hexagon represent?
In benzene diagrams, what does the circle inside the hexagon represent?
Delocalised electron cloud
What type of reactions does benzene tend to undergo?
What type of reactions does benzene tend to undergo?
Substitution reactions
What makes benzene extremely stable?
What makes benzene extremely stable?
Cyclic delocalisation of electrons