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Which of the following statements are co...

Which of the following statements are correct?

A

Fullerenes have dangling bonds

B

Fullerenes are cage-like molecules

C

Graphite is thermodynamicaly most stable allotrope of carbon.

D

Graphite is silppery and hard and therefore used as a dry lubricant in machines.

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The correct Answer is:
B, C
Both the option are correct
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DINESH PUBLICATION-P BLOCK ELEMENTS (GROUP 13 AND 14 )-Multiple choice
  1. Although both CO(2) and H(2)O are triatomic molecules, the shape of H(...

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  2. MeSiCl is used during polymerisation of organo silicones because

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  3. Which of the following statements are correct?

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  4. Which of the following statements are correct ? Answer on the basis of...

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  5. Identify the correct resonance structures of carbon dioxide from the o...

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  6. Mathc the species given in Column I with the properties mentioned in...

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  7. Match the species given in column I with prperties given in Column II.

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  8. Match the species given in Column I with the hybridstion given in Col...

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  9. Assertion (A): If aluminium atom s replace a few silicon atoms in thre...

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  10. Assertion (A) : Silicons are water repelling in nature. Reason (R ) ...

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  11. Three centred bond is present in:

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  12. Indiborane:

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  13. Aluminium vessels should not be washed with materials containing washi...

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  14. Aluminium is more reactive thant iron. But aluminium is less easily co...

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  15. BCl(3) does not exist as a dimer but BH(3) exists as B(2)H(6) because:

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  16. The difference in properties of CH(4) and SiH(4) is due to :

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  17. C Cl(4) is inert towards hydrolysis but SiCl(4) is readily hydrolysed...

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  18. Which of the following oxides has three dimensional structure?

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  19. When carbon burns in air, it forms two oxides CO and CO(2). This shows...

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  20. The number and type of bonds between two carbon atoms in CaC(2) are:

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