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The number of carbon atoms joined in a s...

The number of carbon atoms joined in a spherical molecule of bukminsterfullerence is :

A

fifty

B

sixty

C

seventy

D

ninety

Text Solution

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The correct Answer is:
B
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Buckminsterfulleence is a speerical molecule in which 60 carbon atoms are arranged in interlocking hexagonal and pentagonal rings of carbon atoms. (a) Hopw many hexcagons of carbon atoms are resent in one molecule of bukminstrerfullerence? (b) How many pentagons of carbon atoms are present in one molecule p of buckminsterfullerenc?

LAKHMIR SINGH & MANJIT KAUR-CARBON AND ITS COMPOUNDS-Exercise
  1. Lead pencil is made up of …………………..

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  2. The number of isomers formed by the hydrocarbon with molecular formula...

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  3. The number of carbon atoms joined in a spherical molecule of bukminste...

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  4. A solid element X has four elecrtrons in the outermost shell of its to...

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  5. Two organic compounds A and B have the same molecular formula C(6)H(1...

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  6. The solid element A exhibits the property of catenation. It is also pr...

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  7. An element E exists in three allotropic forms A, B and C. In allotrope...

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  8. You are given the following molecular formulae of some hydrocarbons: ...

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  9. Which of the following compounds can have a triple bond? C(2)H(4),C(...

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  10. Write the molecular and strucatural formula of a cyclic hydrocarbon w...

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  11. What is the molecular formula and structrual formula of a cyclic hydro...

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  12. Write the molecular fromula of : (i) an alkane (ii) an alkne, and ,(ii...

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  13. Which of the following compounds can have a double bond? C(4)H(10),...

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  14. Which of the following hydrocarbons is unsaturated ? C(3)H(4),C(2)H(...

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  15. Write the molecular formula of ethanol

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  16. What is the next higher homologue of methanol (CH(3)OH)?

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  17. Identify the functional group present in the following compound and na...

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  18. Give it he common name and IUPAC name of the simplest aldehyde.

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  19. What is the common name of methanal ?

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  20. Write the names of the following functional groups: (a) -C-=C- " ...

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