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Questions and Answers
Which of the following is true about fullerenes?
Which of the following is true about fullerenes?
- Fullerenes contain twenty six-membered rings and twelve five-membered rings.
- Fullerenes consist mainly of C60 with a smaller quantity of C70 and traces of fullerenes consisting of an odd number of carbon atoms. (correct)
- Fullerenes have a smooth structure with 'dangling' bonds.
- Fullerenes are made by heating graphite in an electric arc in the presence of oxygen.
Which of the following is true about the shape of the C60 molecule?
Which of the following is true about the shape of the C60 molecule?
- The C60 molecule has a shape like a cylinder.
- The C60 molecule has a shape like a cube.
- The C60 molecule has a shape like a pyramid.
- The C60 molecule has a shape like a soccer ball. (correct)
What is the hybridization of the carbon atoms in fullerenes?
What is the hybridization of the carbon atoms in fullerenes?
- sp3
- sp2 (correct)
- sp
- dsp2
What gives an aromatic character to the fullerenes?
What gives an aromatic character to the fullerenes?
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How many carbon atoms occupy the vertices of a C60 molecule?
How many carbon atoms occupy the vertices of a C60 molecule?
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